ACS 2000AD APPL SW Troubleshooting Manual

ABB Switzerland Ltd. All Rights Reserved.

ACS 2000AD Medium Voltage Drives

Troubleshooting Manual

Software Version: LDAI6140 Release Date: 12/15/2012

2/70 Version LDAI6140 Troubleshooting Manual

LDAI6140 ACS 2000AD 3/70

ABB reserves all rights to this document. Misuse, in particular duplication and forwarding to third parties, is not permitted.

This document has been checked with due care and attention. However, should the user find any errors, these should be reported to ABB.

ABB aims to maintain the most modern standard, therefore, entries in this manual may differ from the actual product.



Table of Contents

Table of Contents ................................................................................................................. 4 Faults ................................................................................................................................................... 7 Alarms ............................................................................................................................................... 38

LDAI6140 ACS 2000AD 5/70

Troubleshooting manual

If information is required beyond the instructions in this manual, contact ABB as follows:

ABB Switzerland Ltd

Medium Voltage Drives

CH-5300 Turgi, Switzerland

Phone:+41 844 845 845

Fax:+41 58 589 2984

[email protected]

LDAI6140 ACS 2000AD 7/70

Faults

Panel Text ACDA FC1 Active Description ACDA requesting Fault Class 1 (MCB opening), received via CH4; DataSet 100 Value 3 - Bit02 Causes - Fault class 2 with low priority in ACAD (auxiliary control device adapter) is active Wrong

parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have Wrong polarity - Aux. Control Device Adapater (ACDA) board defective

Rectification 1 Check reasson for FC2 in Aux. Control Device Adapater (ACDA) 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b14 Related Parameters Related IO AMC34 - CH4 Panel Text ACDA FC2 Active Description ACDA requesting Fault Class 2 (MCB stays closed), received via CH4 ; DataSet 100 Value 3 -

Bit03 Causes - Fault class 2 in ACAD (auxiliary control device adapter) is active

- Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have Wrong polarity - Aux. Control Device Adapater (ACDA) board defective

Rectification 1 Check reasson for FC2 in Aux. Control Device Adapater (ACDA) 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b14 Related Parameters Related IO AMC34 - CH4 Panel Text AI_Ref1Lost_FC1 Description Analog input of reference value 1 is lost Causes - Wrong wiring

- Wrong parameter setting Rectification 1) Check wiring

2) Check parameter settings FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b07 Related Parameters Related IO



Panel Text AI_Ref1Lost_FC2 Description External reference 1 signal loss. Causes - Analoge input signal is missing or signal level has dropped below the present minimum limit

- Wrong signal type selected (mA, V) - Loose or disconnected wire(s) - Grounding of wiring may be done improperly - IOEC Module

Rectification 1 Check parameter settings. 2 Check the auxiliary power supply of the external control device (if installed). 3 Measure the input signal with a multimeter to verify the correct signal level. If there is no signal at all, check the wiring between the external control device and the analog input 4 Check IOEC

FaultClass INU FC2 FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b00 Related Parameters Related IO Panel Text AI_Ref2Lost_FC1 Description Analog input of reference value 2 is lost Causes - Wrong wiring

- Wrong parameter setting Rectification 1) Check wiring

2) Check parameter settings FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b08 Related Parameters Related IO Panel Text AI_Ref2Lost_FC2 Description External reference 2 signal loss. Causes - Analoge input signal is missing or signal level has dropped below the present minimum limit


Rectification 1 Check parameter settings. 2 Check the auxiliary power supply of the external control device (if installed). 3 Measure the input signal with a multimeter to verify the correct signal level. If there is no signal at all, check the wiring between the external control device and the analog input 4 Check IOEC

FaultClass INU FC2 FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b01 Related Parameters Related IO Panel Text AMC: FAULT CLASS 1D Description Fault class 1 fault with defect is active (reset of fault is only possible with a power cycle of the

AMC board) Causes Pending FC1 with defect Rectification Check for other faults FaultClass INU FaultClass ARU Fault Word 09.19: FAULT WORD 1 FC1D Bit b00 Related Parameters Related IO

LDAI6140 ACS 2000AD 9/70

Panel Text ARC Detected FC1 Description Process Stop function (used as ARC Detection) is active (as requested)

NOTE! Process Stop function is used - fault alarm text are indicated as "ARC Detected FC1" ARC is set by parameter 210.20.

Causes - Process Stop function (used as ARC detection) is active (as requested) - Wrong parameter settings - Loose or disconnected wire(s)

Rectification 1 Check parameter settings 2 Check programmed "Process Stop" function (limit value, monitored signal)

FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b13 Related Parameters Related IO Panel Text ARC Detected FC2 Description Process Stop function (used as ARC Detection) is active (as requested)

NOTE! Process Stop function is used - fault alarm text are indicated as "ARC Detected FC2" ARC is set by parameter 210.20.

Causes - Process Stop function (used as ARC detection) is active (as requested) - Wrong parameter settings - Loose or disconnected wire(s)

Rectification 1 Check parameter settings 2 Check programmed "Process Stop" function (limit value, monitored signal)

FaultClass INU FC2 FaultClass ARU Fault Word 09.22: FAULT WORD 3 FC2 Bit b13 Related Parameters Related IO Panel Text ARU FC1Trip Description Trip req. from ARU Causes Fault in ARU side. Rectification Check fault logger on ARU panel. FaultClass INU FC1 FaultClass ARU FC1 Fault Word 09.09: FAULT WORD 1 FC1 Bit b07 Related Parameters Related IO Panel Text AuxRideThrough Description An auxiliary supply power loss is detected through digital input. Causes - External undervoltage monitoring device active (digital input)

- Internal cooling water pressure to low - Wrong parameter settings - Loose or disconnected wire(s) - S800 I/O Moule faulty - S800 terminal unit broken

Rectification 1 Check undervoltage monitoring device 2 Check other faults (water cooling system) 3 Check wiring 4 Check parameters settings 5 Check S800 modules

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b10 Related Parameters Related IO



Panel Text BatteryPower1Flt Description Battery has a pending alarm Causes - faulty battery

- wrong parameter settings - wrong wiring

Rectification 1) Check battery 2) Check parameter settings 3) Check wiring

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b07 Related Parameters Related IO Panel Text BatteryPower2Flt Description Battery has a pending alarm Causes - faulty battery

- wrong parameter settings - wrong wiring

Rectification 1) Check battery 2) Check parameter settings 3) Check wiring

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b08 Related Parameters Related IO Panel Text Calibration Fault Description Analog input calibration fault. Causes Terminal blocks were not disconnected while automatic analog input calibration was started Rectification Disconnect terminal blocks FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b06 Related Parameters Related IO Panel Text CC1 PressDropFlt Description Cooling circuit 1 (converter compartment) pressure drop fault Causes - wrong settings of pressure monitoring

- faulty pressure sensor - wrong wiring - wrong parameter settings - no 3phase auxiliary power available

Rectification 1) Check HW settings of pressure sensor 2) Check sensor 3) Check wiring 4) Check parameter settings 5) Check 3phase power supply

FaultClass INU FC1 FaultClass ARU Fault Word 52.01: ACU FAULT WORD 1 FC1 Bit b00 Related Parameters 52.01 54.12 Related IO IOEC1 - DI10

LDAI6140 ACS 2000AD 11/70

Panel Text CC2 PressDropFlt Description Cooling circuit 2 (DTL, in case of ACS 2000 6kV configuration, or integrated transformer

compartment) pressure drop fault Causes - Wrong settings of pressure monitoring

- faulty pressure sensor - wrong wiring - wrong parameter settings - no 3ph aux power available

Rectification 1) Check HW settings of pressure sensor 2) Check sensor 3) Check wiring 4) Check parameter settings 5) Check 3ph power supply

FaultClass INU FaultClass ARU Fault Word 52.01: ACU FAULT WORD 1 FC1 Bit b01 Related Parameters Related IO IOEC3 - DI3 Panel Text CH0 CommLoss Description AMC DDCS CH0 communication lost Causes - Communication time-out setting too small

- Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have wrong polarity - AMC board defective - Fieldbus Module defective

Rectification 1 Check that parameter settings correspond to the external communication interface 2 Check power supply of external communication interface 3 Check connections and polarity of fiber optics

FaultClass INU FC1, FC2 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b09 Related Parameters Related IO AMC34 - CH0 Panel Text CH0 CommLoss Description AMC DDCS CH0 communication lost Causes - Communication time-out setting too small



FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b10 Related Parameters Related IO Panel Text CH2 CommLoss Description AMC DDCS CH2 communication lost Causes - Communication time-out setting too small

- Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have Wrong polarity - AMC board defective


FaultClass INU FC1, FC2 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b10 Related Parameters Related IO AMC34 - CH2



Panel Text CH2 CommLoss Description AMC DDCS CH2 communication lost Causes - Communication time-out setting too small



FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b11 Related Parameters Related IO Panel Text CH4 CommLoss Description AMC DDCS CH4 communication lost Causes - Communication time-out setting too small



FaultClass INU FC1, FC2 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b11 Related Parameters Related IO AMC34 Panel Text CH4 CommLoss Description AMC DDCS CH4 communication lost Causes - Communication time-out setting too small



FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b12 Related Parameters Related IO Panel Text ChargeTimeMinimum Description Charging time was shorter than minimum charging time.

DC voltage has reached charging level before the minimum charging time has elapses. MCB is prevented from closing.

Causes - Fault in voltage measurement - Faulty capacitors - Wrong parameter settings

Rectification 1 Check charging unit 2 Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b02 Related Parameters Related IO IOEC1 - DO4/DO5

LDAI6140 ACS 2000AD 13/70

Panel Text ChargingTimeout Description Charging of DC link failed due to timeout. Maximum charging time exceeded. Causes - Faulty charging circuit

- Wrong parameter settings. Rectification 1 Check charging method

2 Check charging transformer FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b00 Related Parameters Related IO Panel Text ConvAirTemp_Critical Description Air temperature inside the converter (COU) has reached a critical temperature of 80 C. Forced

shut off of converter to protect electronic components. Causes - Excessive air temperature

- Faulty temperature sensor - Wrong wiring

Rectification 1) Lower ambient temperature of installation 2) Check temperature sensor 3) Check wiring

FaultClass INU Fault Class 1 FaultClass ARU Fault Word 52.02: ACU FAULT WORD 2 FC1 Bit b01 Related Parameters Related IO Panel Text ConvAirTempHigh Description Air temperature inside the converter (COU) too high. Fault level reached Causes - Faulty temperature sensor

- Wrong wiring - Wrong parameter settings

Rectification 1) Check temperature sensor 2) Check wiring 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 52.03: ACU FAULT WORD 1 FC2 Bit b00 Related Parameters Related IO Panel Text ConvHeaterMon Description Monitoring of converter space heater has released Causes - Thermal protection of converter space heater has released

- Wrong parameter settings - Wrong wiring

Rectification 1) Check thermal protection inside the COU 2) Check parameter settings 3) Check wiring

FaultClass INU FaultClass ARU Fault Word 52.02: ACU FAULT WORD 2 FC1 Bit b10 Related Parameters Related IO



Panel Text ConvHeaterMon Description Monitoring of converter space heater has released Causes - Thermal protection of converter space heater has released


Rectification 1) Check thermal protection 2) Check wiring 3) Check parameter settings

FaultClass INU FC2 FaultClass ARU Fault Word 52.03: ACU FAULT WORD 1 FC2 Bit b10 Related Parameters Related IO Panel Text CubicleDoor(s)Open Description Cubicle door status open while in operating state. Causes - Loose or disconnected wires) Rectification 1 Check control cables FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b06 Related Parameters Related IO Panel Text CustSupSig1 Description Customer supervision function 1 is active. Causes - The customer supervision function 1 is active (as requested)

- Wrong parameter settings Rectification 1 Check "monitored" signal (as requesetd)

2 Check connection in supervision function 3 Check parameters settings

FaultClass INU FC2 FaultClass ARU Fault Word 09.22: FAULT WORD 3 FC2 Bit b08 Related Parameters Related IO Panel Text CustSupSig1 Description Customer supervision function 1 is active. Causes - The customer supervision function 1 is active (as requested)







LDAI6140 ACS 2000AD 15/70

Panel Text CustSupSig2 Description Customer supervision function 2 is active. Causes - The customer supervision function 2 is active (as requested)









FaultClass INU FC1 FaultClass ARU Fault Word 09.11: FAULT WORD 3 FC1 Bit b11 Related Parameters Related IO Panel Text DC < MCBCloseLevel Description DC level too low, MCB closing failed (AuxOn Seq) Causes - DC link voltage level at which The MCB closing is enabled (MCB close order possible) not

reached. - Wrong parameter settings

Rectification 1 Check that parameter settings are correct and correspond to the MCB control interface 2 Check charging unit




Panel Text DC NotCharging Description DC not rising after charging started (the DC - Voltage is not rising above discharge level within

2s after charging command has been given). Causes - Fault in voltage measurement

- Faulty capacitors Rectification 1 Check and measure the charging circuit.

2 Check the inverter measured DC voltage levels. 3 Measure the input supply voltage. 4 Measure all three phase to phase voltages under normal operation to ensure that your supply is stiff.

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b03 Related Parameters Related IO IOEC1 - DO5 Panel Text DischargingTimeout Description Discharging of DC link failed due to timeout. Maximum discharging time exceeded. Before the

DC link is considered as discharged (and for example the cabinet door locking is released) the measured DC voltage level has to be below the discharged level.

Causes - Faulty discharging circuit (discharging will take place via ARU) - Wrong parameter settings.

Rectification 1 Check discharging method FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b01 Related Parameters Related IO Panel Text DynOverSpeed Limit Description Actual speed is bigger than allowed limit for this speed.

(ActSpeed > Reference x DynOverSpeedLim) Causes - The monitored value is above the value set by parameter

- Wrong parameter settings Rectification 1) Check the limit in parameter group 48

2) Check value of monitored signal 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.22: FAULT WORD 3 FC2 Bit b10 Related Parameters Related IO Panel Text ExternalMotor Description External motor protection fault Causes - External motor system faulty


Rectification 1) Verify parameter settings 2) Check wiring 3) Check the motor


LDAI6140 ACS 2000AD 17/70

Panel Text ExternalTrafo Description External transformer fault Causes - External transformer circuit has a pending fault


Rectification 1) Check external transformer protection circuit 2) Check wiring 3) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.14: FAULT WORD 6 FC1 Bit b00 Related Parameters Related IO Panel Text FactoryMacroFailed Description Factory parameter file or factory macro parameter file storing or restoring has failed Causes - Factory macro is corrupt

- Wrong parameter settings Rectification 1) Check parameter settings FaultClass INU FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b07 Related Parameters 99.13 16.06 Related IO Panel Text GndSwitchClosed Description DC link grounding switch closed ackn. while charging. Causes - Ground switch closed

- No feedback signal from grounding isolator - Malfunction in control circuit of grounding isolator - Loose or disconnected wire(s)

Rectification 1 Check that grounding isolator is open. 2 If not, close all doors and open grounding isolator

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b05 Related Parameters Related IO IOEC1 - DI5/DI6 Panel Text HV DC ChrgRelay Description High voltage side "DC link charging relay" - fault monitoring. The DC high voltage side is not

charging - the relay is maybe broken. Causes - HV charging relay broken

- Wrong parameter settings - Loose or disconnected wire(s)

Rectification 1 Check charging unit 2 Check HV - Relay

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b05 Related Parameters Related IO IOEC1 - DO4



Panel Text InpSw CtrlFlt Description Input switch has not operated on time (Valid for isolator and breaker). Feedback signal not

received within defined time. Causes - Input switch not operating

- Wrong parameter setting - Position indicator defective - Loose or disconnected wire(s)

Rectification 1 Check input switch position (Isolator / Breaker) 2 Check input switch indicator devices 3 Check power supply for inverter 4 Check parameter settings 5 Check wiring and connections

FaultClass INU FC1 FaultClass ARU Fault Word 09.16: FAULT WORD 8 FC1 Bit b01 Related Parameters Related IO IOEC3 - DI11/DI12 Panel Text InpSw WrongPos Description Input switch has a wrong position (Valid for isolator and breaker). Not correct position feedback

signals while the drive state was RDYON or higher. If the closed and open ackn.-signals are active at the same time, the fault is also generated (in any state).

Causes - Wrong parameter setting - Position indicator defective - Loose or disconnected wire(s)

Rectification 1 Check input switch position (Isolator / Breaker) 2 Check input switch indicator devices 3 Check parameter settings 4 Check wiring and connections

FaultClass INU FC1 FaultClass ARU Fault Word 09.16: FAULT WORD 8 FC1 Bit b00 Related Parameters Related IO IOEC3 - DI11/DI12 Panel Text IntTrAirTempHigh Description Air temperature isnside the integrated transformer cubicle too high. Fault level reached Causes - Faulty temperature sensor



FaultClass INU FC1 FaultClass ARU Fault Word 52.02: ACU FAULT WORD 2 FC1 Bit b00 Related Parameters Related IO Panel Text IOEC Module 1 Description IOEC module 1 is faulty Causes - Pending HW fault on IOEC1

- Wrong node address setting - Wrong wiring (supply voltage)

Rectification 1) Check IOEC 2) Check node address 3) Check wiring (supply voltage)


LDAI6140 ACS 2000AD 19/70

Panel Text IOEC Module 2 Description IOEC module 2 is faulty Causes - Pending HW fault on IOEC2

- Wrong node address setting - Wrong wiring (supply voltage)

Rectification 1) Check IOEC 2) Check node address 3) Check wiring (supply voltage)

FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b01 Related Parameters Related IO Panel Text IOEC Module 3 Description IOEC module 3 is faulty Causes - Pending HW fault on IOEC3

- Wrong node address setting - Wrong wiring (supply voltage) - Wrong parameter settings

Rectification 1) Check IOEC 2) Check node address 3) Check wiring (supply voltage) 4) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b02 Related Parameters Related IO Panel Text IOEC Module 4 Description IOEC module 4 is faulty Causes - Pending HW fault on IOEC4

- Wrong node address setting - Wrong wiring (supply voltage) - Wrong parameter settings

Rectification 1) Check IOEC 2) Check node address 3) Check wiring (supply voltage) 4) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b03 Related Parameters Related IO Panel Text IOEC Modules Description Sum fault of IOEC modules Causes One of the IOECs has a pending fault Rectification Check for other faults FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b05 Related Parameters Related IO



Panel Text IOEC1-DO6 ContGlued Description Digital output relay contact of MCB trip command is glued (IOEC1 - DO6) Causes - Contact glued because of too high switching current

- One of the MCB interposing relay coil is glued - Wrong wiring

Rectification 1) Check DO6 on IOEC1 2) Check interposing relays 3) Check wiring

FaultClass INU FC1D FaultClass ARU Fault Word 09.19: FAULT WORD 1 FC1D Bit b01 Related Parameters Related IO IOEC1 - DI13/DO6 Panel Text LimitSupervision Description Actual or reference value of one or more monitoring functions is below or above the limit value. Causes - The value which is monitored is below or above the limit value set by parameter

- Wrong parameter settings Rectification 1 Check the limit word 08.06 LIMIT WORD 2 to find out which actual or reference signal is on

the limit 2 Check the limit value of the monitored signal 3 Check parameters settings

FaultClass INU FC2 FaultClass ARU Fault Word 09.22: FAULT WORD 3 FC2 Bit b07 Related Parameters Related IO Panel Text LimitSupervision Description Actual or reference value of one or more monitoring functions is below or above the limit value. Causes - The value which is monitored is below or above the limit value set by parameter

- Wrong parameter settings Rectification 1 Check the limit word 08.06 LIMIT WORD 2 to find out which actual or reference signal is on

the limit 2 Check the limit value of the monitored signal 3 Check parameters settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b09 Related Parameters Related IO Panel Text M/F FollowTripSig Description Master / Follower control. Drive tripped by signal from follower drive(s). Causes - Follower drive has tripped

- AMC board power supply of Master drive - DDCS fiber optic cables are not properly connected or have wrong polarity - AMC board defective - Wrong parameter settings (DataSet Enable, NodeAdress .. used to specify the Master/Follower control on channel CH2) - Timeout supervision time is to short

Rectification 1) Check Follower drive 2) Check AMC power supply of master drive +H188 3) Check parameter settings


LDAI6140 ACS 2000AD 21/70

Panel Text M/F FollowTripSig Description Master / Follower control. Drive tripped by signal from follower drive(s). Causes - Follower drive has tripped


Rectification 1) Check Follower drive 2) Check AMC power supply of master drive +H188 3) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b07 Related Parameters Related IO Panel Text M/F MasterTripSig Description Master/Follower control. Drive tripped by signal from master drive. Causes - Master drive has tripped


Rectification 1) Check Master drive 2) Check AMC power supply of master drive 3) Check connections and polarity of fiber optics 4) Check parameter settings




Panel Text M/F MasterTripSig Description Master/Follower control. Drive tripped by signal from master drive. Causes - Master drive has tripped


Rectification 1) Check Master drive 2) Check AMC power supply of master drive 3) Check connections and polarity of fiber optics 4) Check parameter settings

FaultClass INU FC FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b08 Related Parameters Related IO Panel Text MCB AvailableSig Description MCB is not available for closing. Causes - MCB is in test position or racked out

- MCB tripped by protection device - Wrong parameter settings - Loose or disconnected wire(s) - IOEC I/O Module faulty

Rectification 1 Check if MCB is racked in and no trip command is actice 2 Check parameter settings 3 Check IOEC - Module

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b03 Related Parameters Related IO IOEC2 - DI11

LDAI6140 ACS 2000AD 23/70

Panel Text MCB CloseControl Description MCB status not closed while close request is active. Causes - Feedback signal missing

- Closing timeout to short - Wrong control place selection or other faulty parameter setting, for example the delay time is set too short for the MCB - Malfunction of MCB. The main circuit breaker malfunction can be caused by different reasons such as: manual control can override the control signals coming from the converter, the MCB has tripped for some reason (e.g. vercurrent) and can not operate before it is reset or there is a fault in the MCB control signals or in the MCB auxiliary power supply. - Wiring in the MCB monitoring circuit may be loose. - MCB close control fault is activated if the converter can not operate the MCB. Note! If the converter control gives order that the MCB must be closing and the feedback "MCB is closed" from MCB is not indicating after a specified time limit, this fault will be activated. - S800 terminal unit broken - S800 I/O Module faulty

Rectification 1 Check the MCB control parameters and make proper settings. Especially pay attention to set the delay times correct. 2 Check the MCB operation according user manual and circuit diagram. If the MCB is tripped read fault buffers before resetting the fault. 3 Check the wiring between the main circuit breaker and the converter. 4 Check IOEC Modules

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b01 Related Parameters Related IO IOEC1 - DO6, IOEC2 -

DI9/DI10/DO5/DO6 Panel Text MCB OpenControl Description MCB status not open while open request is active. Causes - Feedback signal missing

- Opening timeout too short - Malfunction of MCB. The main circuit breaker Malfunction can be caused by different reasons such as: manual control can override The control signals coming from The converter, The MCB has tripped for some reason (e.g. overcurrent) and can not operate before it is reset or there is a Fault in The MCB control signals or in The MCB auxiliary power supply. - MCB open control Fault become active if The converter control is trying to open The MCB, but (after a predefined delay) The Feedback still indicates that The MCB is closed. - Wiring in The MCB monitoring circuit may be loose. - S800 terminal unit broken - S800 I/O Module Faulty

Rectification 1 Check that parameter settings are correct and correspond to the MCB control interface 2 Check MCB functions according to the MCB users manual and circuit diagram 3 Check external wiring of MCB feedback signal

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b02 Related Parameters Related IO IOEC1 - DO6, IOEC2 -

DI9/DI10/DO5/DO6 Panel Text MCBNotOn Description MCB is not ON while start is pressed. Causes - Drive not charged

- Charging not completely finished - Drive is not in ReadyRun state

Rectification Charge the drive and try again to start the drive FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b00 Related Parameters Related IO



Panel Text MotBearingDETemp Description Motor bearing over temperature on driven end (DE) detected. Causes - Bearing temperature too high, exceeds trip level

- Ambient temperature too high - Bearing cooling (oil) faulty - Wiring in protection circuit faulty - Parameter for trip limit is set wrong - IOEC Module faulty - Wiring in the protection circuit loose - Shielding of control cables not properly grounded

Rectification 1 Verify that the parameter settings are correct 2 Check the correct limits for overtemperature trip by consulting the customer and motor manuals 3 Check the motor bearing system Follow standard procedure. See 13.3 Standard Procedure for Troubleshooting

FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b13 Related Parameters Related IO Panel Text MotBearingNDETemp Description Motor bearing over temperature on non driven end (NDE) detected. Causes - Bearing temperature too high, exceeds trip level

- Ambient temperature too high - Bearing cooling (oil) faulty - Wiring in protection circuit faulty - Parameter for trip limit is set wrong - IOEC Module faulty - Wiring in the protection circuit loose - Shielding of control cables not properly grounded

Rectification 1 Verify that the parameter settings are correct 2 Check the correct limits for overtemperature trip by consulting the customer and motor manuals 3 Check the motor bearing system

FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b14 Related Parameters Related IO Panel Text MotorBearing1 Description Motor bearing fault 1. Causes - Motor system faulty




LDAI6140 ACS 2000AD 25/70

Panel Text MotorBearing2 Description Motor bearing fault 2. Causes - Motor system faulty



FaultClass INU FC2 FaultClass ARU Fault Word 09.24: FAULT WORD 5 FC2 Bit b04 Related Parameters Related IO Panel Text MotorCBMon Description Monitoring of circuit breaker for motor cooler and/or heater. Causes - Thermal protection of motor space heater/cooling fan has released



FaultClass INU FC2 FaultClass ARU Fault Word 52.03: ACU FAULT WORD 1 FC2 Bit b14 Related Parameters Related IO Panel Text MotorOvLoadProt Description Motor current too high for speed according to defined profile Causes Load larger than expectd for application.

Load profile defined in Parameters 30.31 - 30.50 is incorrect. Rectification Evaluate application.

Adjust Parameters, 30.25 - 30.50 FaultClass INU FC2 FaultClass ARU Fault Word 09.24: FAULT WORD 5 FC2 Bit 14 Related Parameters Related IO Panel Text MotorStallProtec Description Motor stall protection trip.

The motor stall function protects the motor from overheating by monitoring output frequency and current. If motor frequency is below freq. limit and the torque is above torque limit for a preset time the trip is initiated..

Causes - Motor stalled as described above - Wrong parameter setting

Rectification 1 Check parameter settings 2 Lower stall frequency temporarily, start drive to see if fault has disappeared. Be careful not to overheat the motor 3 Check that motor and converter are correctly dimensioned and that they match the required load 4 Verify what kind of loading profile is normally used near the stall area. 5 Check the normal loading of the drive and verify the driven equipment and the motor bearing are functioning properly and sized correctly




Panel Text MotorUnLoadProt Description Motor current too low for speed according to defined profile Causes Load smaller than expectd for application.

Load profile defined in Parameters 30.31 - 30.50 is incorrect. Rectification Evaluate application.

Adjust Parameters, 30.25 - 30.50 FaultClass INU FC2 FaultClass ARU Fault Word 09.24: FAULT WORD 5 FC2 Bit 13 Related Parameters Related IO Panel Text MotorVibration1 Description Motor vibration fault 1. Causes - Motor system faulty



FaultClass INU FC2 FaultClass ARU Fault Word 09.24: FAULT WORD 5 FC2 Bit b01 Related Parameters Related IO Panel Text MotorVibration2 Description Motor vibration fault 2 Causes - Motor system faulty



FaultClass INU FC2 FaultClass ARU Fault Word 09.24: FAULT WORD 5 FC2 Bit b02 Related Parameters Related IO Panel Text MotorWdg2V OTemp Description Motor winding phase V overtemperature detected. 2nd set of motor winding temperature

supervision. Causes - Parameter for motor temperature supervision are set incorrectly

- Ambient temperature too high - Motor cooling air is too hot (air cooled motor) or motor cooling water is too hot (water cooled motor) - Wiring wrong - Motor cooling circuit is faulty

Rectification 1) Verify that the parameter settings are correct 2) Check the correct limits for overtemperature trip by consulting the customer and motor manuals 3) Check the motor system

FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b04 Related Parameters Related IO

LDAI6140 ACS 2000AD 27/70

Panel Text MotorWdg2W OTemp Description Motor winding phase W overtemperature detected Causes - Parameter for motor temperature supervision are set incorrectly



FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b05 Related Parameters Related IO Panel Text MotorWdgU OTemp Description Motor winding phase U overtemperature detected Causes - Parameter for motor temperature supervision are set incorrectly



FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b00 Related Parameters Related IO Panel Text MotorWdgV OTemp Description Motor winding phase V overtemperature detected Causes - Parameter for motor temperature supervision are set incorrectly



FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b01 Related Parameters Related IO



Panel Text MotorWdgW OTemp Description Motor winding phase W overtemperature detected Causes - Parameter for motor temperature supervision are set incorrectly



FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b02 Related Parameters Related IO Panel Text MotWdg2U OTemp Description Motor winding phase U overtemperature detected. 2nd set of temperature measurement Causes - Parameter for motor temperature supervision are set incorrectly



FaultClass INU FC2 FaultClass ARU Fault Word 09.29: FAULT WORD 1 FC2LP Bit b03 Related Parameters Related IO Panel Text OutpSw CtrlFlt Description Output switch has not operated on time (Valid for isolator and breaker). Feedback signal not

received within defined time. Causes - Output switch not operating (motor power supply missing)

- Wrong parameter setting - Position indicator defective - Loose or disconnected wire(s)

Rectification 1 Check output switch position (Isolator / Breaker) 2 Check output switch indicator devices 3 Check power supply for motor 4 Check parameter settings 5 Check wiring and connections

FaultClass INU FC2 FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b13 Related Parameters Related IO IOEC3 - DI13/DI14

LDAI6140 ACS 2000AD 29/70

Panel Text OutpSw WrongPos Description Output switch has a wrong position (Valid for isolator and breaker). Not correct position feedback

signals while the drive state was RDYRUN or higher. If the closed and open ackn.-signals are active at the same time, the fault is also generated (in any state).

Causes - Wrong parameter setting - Position indicator defective - Loose or disconnected wire(s)

Rectification 1 Check output switch position (Isolator / Breaker) 2 Check output switch indicator devices 3 Check parameter settings 4 Check wiring and connections

FaultClass INU FC2 FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b14 Related Parameters Related IO IOEC3 - DI13/DI14 Panel Text PanelLost Description Failure in the RS-485 communication between the AMC board and the control panel CDP312 or

to DriveWindow SW (if PC is used). Causes - The control panel connection may have come loose.

- Wrong parameter setting Rectification 1 Check that the cable from AMC board via NDPI to the control panel is properly connected

2 Unplug and replug the cable a few times 3 Check the local control device (CDP 312 panel, DriveWindow etc.)

FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b09 Related Parameters Related IO AMC34 Panel Text PhCapA1ChargFl Description Phase cap of phase A drive 1 (single unit) is not charging. Causes - The phase module is not receiving the charge enable from control software.

- The phase module is faulty Rectification If only one phase error appears (e.g. PhCapA1ChargFlt):

1) Change phase module if more than one fault message appears (e.g. PhCapA1ChargFlt, PhCapB1ChargFlt and PhCapC1ChargFlt): 1) Reset the fault and try to restart 2) If fault is still pending, change the phase module

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b12 Related Parameters Related IO Panel Text PhCapB1ChargFlt Description Phase cap of phase B drive 1 (single unit) is not charging. Causes - The phase module is not receiving the charge enable from control software.

- The phase module is faulty Rectification If only one phase error appears (e.g. PhCapB1ChargFlt):





Panel Text PhCapC1ChargFlt Description Phase cap of phase C drive 1 (single unit) is not charging. Causes - The phase module is not receiving the charge enable from control software.

- The phase module is faulty Rectification If only one phase error appears (e.g. PhCapC1ChargFlt):


FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b14 Related Parameters Related IO Panel Text PhCapChargSumFlt Description Phase caps of phase A, B and C are not charging. Causes - SW fault

- Any phase module is faulty Rectification 1) Reset the fault and try to restart

2) If fault is still pending, change the phase modules FaultClass INU FC1 FaultClass ARU Fault Word 09.13: FAULT WORD 5 FC1 Bit b14 Related Parameters Related IO Panel Text ProcessStop FC1 Description Process Stop is active (customer function). Causes - Process Stop function is active (as requested)

- Wrong parameter settings - Loose or disconnected wire(s) - IOEC I/O Moule faulty

Rectification 1 Check parameter settings 2 Check programmed "Process Stop" function (limit value, monitored signal) 3 Check IOEC - Module

FaultClass INU FC1 FaultClass ARU Fault Word 09.11: FAULT WORD 3 FC1 Bit b07 Related Parameters Related IO Panel Text ProcessStop FC2 Description Process Stop is active (customer function). Causes - Process Stop function is active (as requested)

- Wrong parameter settings - Loose or disconnected wire(s) - IOEC I/O Module faulty



LDAI6140 ACS 2000AD 31/70

Panel Text RTD Lost - BearDE Description RTD sensor lost of bearing (DE) temperature supervisions. Causes - wrong wiring

- broken wiring - wrong parameter settings

Rectification 1) Check wiring 2) Check parameter settings

FaultClass INU FC2 FaultClass ARU Fault Word 09.30: FAULT WORD 2 FC2LP Bit b03 Related Parameters Related IO Panel Text RTD Lost - BearNDE Description RTD sensor lost of bearing (NDE) temperature supervisions. Causes - wrong wiring



FaultClass INU FC2 FaultClass ARU Fault Word 09.30: FAULT WORD 2 FC2LP Bit b04 Related Parameters Related IO Panel Text RTD Lost - MotWdg1 Description RTD sensor lost of all motor winding temperature supervisions of set 1. Causes - wrong wiring



FaultClass INU FC2 FaultClass ARU Fault Word 09.30: FAULT WORD 2 FC2LP Bit b01 Related Parameters Related IO Panel Text RTD Lost - MotWdg2 Description RTD sensor lost of all motor winding temperature supervisions of set 2. Causes - wrong wiring



FaultClass INU FC2 FaultClass ARU Fault Word 09.30: FAULT WORD 2 FC2LP Bit b02 Related Parameters Related IO Panel Text RTD Lost - TraWdg Description RTD sensor lost of all transformer winding temperature supervisions. Causes - wrong wiring






Panel Text TCSM NotReached Description TCSM (Torque Controller State Machine) does not reach expected state. Causes - TCSM (Torque Controller State Machine) has not following feedback signals after given

commands: - TCCWOrderON => TCSW ReadyRun; within the delay time given by parameter 131.17 MODULATOR CTRL DELAY TIME - TCCWOrderRUN => TCSW ReadyRef; within the delay time given by parameter 131.17 MODULATOR CTRL DELAY TIME.

Rectification 1 Check for other related fault messages 2 Switch aux power OFF and back ON and restart the drive

FaultClass INU FC2 FaultClass ARU Fault Word 09.20: FAULT WORD 1 FC2 Bit b03 Related Parameters Related IO Panel Text TimeoutAuxOnSeq Description AUX ON (Auxilliarys On) sequence timeout.

The maximum duration of the step has been exceeded and the step has not been terminated. Main State Machine interprete this as a time-out situation.

Causes MainStateMachine (MSM) Timeout at: - Sequence 3 Step 1: DC Ground Switch - Sequence 3 Step 2: Charging - Sequence 3 Step 4: LV charging relay - Sequence 3 Step 5: HV charging relay - Sequence 3 Step 6: Closing MCB CBs

Rectification 1 Check for other related faults 2 Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.11: FAULT WORD 3 FC1 Bit b03 Related Parameters Related IO Panel Text TimeoutEOffSeq Description OFF2 (Emergency OFF) sequence timeout.


Causes MainStateMachine (MSM) Timeout at: - Sequence 12 Step 1:Reset TC ON. - Sequence 12 Step 2: Opening the MCB / CBs - Sequence 12 Step 4: Discharging by Modulation (ARU)



LDAI6140 ACS 2000AD 33/70

Panel Text TimeoutEStopSeq Description OFF3 (Emergency STOP) sequence timeout.


Causes MainStateMachine (MSM) timeout at: - Sequence 10 Step 1:Reset TC RUN. - Sequence 11 Step 1:Reset TC RUN.: - Sequence 11 Step 2:STOP all INUs. - Sequence 11 Step 3:Opening the MCB / CBs - Sequence 11 Step 5: Discharging by Modulation (ARU)


FaultClass INU FC1 FaultClass ARU Fault Word 09.11: FAULT WORD 3 FC1 Bit b02 Related Parameters Related IO Panel Text TimeoutInitSeq Description Timeout in sequence of main state machine (SEQUENCE HANDLER: Sequence 1 Step 1). Causes - Wrong parameter settings Rectification 1 Check for other related faults

2 Compare all parameters with Parameter Setting List 3 Reset aux power and restart the drive

FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b00 Related Parameters Related IO Panel Text TimeoutOff1Seq Description OFF1 (STOP) sequence timeout.


Causes MainStateMachine (MSM) Timeout at: - Sequence 9 Step 1: TC ON and Running. - Sequence 9 Step 2: Opening the MCB / CBs - Sequence 9 Step 3: Wait for rotor - Sequence 9 Step 4: Discharging by Modulation (ARU) - Sequence 9 Step 5: Test Sequence


FaultClass INU FC1 FaultClass ARU Fault Word 09.11: FAULT WORD 3 FC1 Bit b00 Related Parameters Related IO Panel Text TimeoutRdyRefSeq Description RdyRef sequence timeout (SEQUENCE HANDLER: Sequence 5 Step 1, 2 or 3). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b04 Related Parameters Related IO



Panel Text TimeoutRdyRunSeq Description RdyRun sequence timeout (SEQUENCE HANDLER: Sequence 4 Step 1 or 2). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b03 Related Parameters Related IO Panel Text TimeoutStop1Seq Description Stop1 sequence timeout (SEQUENCE HANDLER: Sequence 6 Step 1). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b05 Related Parameters Related IO Panel Text TimeoutStop2Seq Description Stop2 sequence timeout (SEQUENCE HANDLER: Sequence 7 Step 1). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b06 Related Parameters Related IO Panel Text TimeoutTestSeq Description Test sequence timeout (SEQUENCE HANDLER: Sequence 2 Step 1). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b01 Related Parameters Related IO Panel Text TOutTestFaildSeq Description Test sequence timeout (SEQUENCE HANDLER: Sequence 17 Step 1). Causes - Wrong parameter settings Rectification 1 Check for other related faults


FaultClass INU FC2HP FaultClass ARU Fault Word 09.25: FAULT WORD 1 FC2HP Bit b07 Related Parameters Related IO

LDAI6140 ACS 2000AD 35/70

Panel Text TrafoOilTemp Description Transformer oil temperature too high Causes - Transformer oil temperature is too high


Rectification 1) Check external oil temperature measurement 2) Check wiring 3) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.14: FAULT WORD 6 FC1 Bit b01 Related Parameters Related IO Panel Text TransfCBMon Description Monitoring of circuit breaker for transformer cooler and/or heater. Causes - Thermal protection of transformer space heater/cooling fan has released



FaultClass INU FC1 FaultClass ARU Fault Word 52.02: ACU FAULT WORD 2 FC1 Bit b13 Related Parameters Related IO Panel Text TransfProtRelay Description Transformer protection has released Causes - Fault in transformer protection circuit

- Missing jumper Rectification 1) Check transformer protection circuit

2) Check jumper FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b13 Related Parameters Related IO IOEC1 - DI14 Panel Text TransfWdgU OTemp Description Main transformer over temperature in phase U detected Causes - Transformer load too high

- Ambient temperature too high - Transformer cooling fault - Wiring in protection circuit faulty - Wrong wiring - Wrong parameter settings

Rectification 1) Check transformer load and ambient temperature and compare with rated figures. Refer to transformer manual 2) Check installation conditions are satisfactory 3) Check cooling equipment 4) Check wiring 5) Check parameter settings




Panel Text TransfWdgV OTemp Description Main transformer over temperature in phase V detected Causes - Transformer load too high



FaultClass INU FC1 FaultClass ARU Fault Word 09.15: FAULT WORD 7 FC1 Bit b03 Related Parameters Related IO Panel Text TransfWdgW OTemp Description Main transformer over temperature in phase W detected Causes - Transformer load too high



FaultClass INU FC1 FaultClass ARU Fault Word 09.15: FAULT WORD 7 FC1 Bit b04 Related Parameters Related IO Panel Text TripLoopInterrupted Description Tripping loop is interrupted (internal / external emergency off or transformer protection relay) Causes - emergency off (internal or external) pending

- missing jumper - missing reset

Rectification 1) Check status of emergency off's 2) Check jumper 3) Press reset

FaultClass INU FC1 FaultClass ARU Fault Word 09.09: FAULT WORD 1 FC1 Bit b12 Related Parameters Related IO IOEC1 - DI12

LDAI6140 ACS 2000AD 37/70

Panel Text Unbalanced NP Description Upper/Lower DC voltage not in balance while charging (unsymmetrical charging of DC link). The

neutral point voltage actual value (parameter 2.07 NP VOLTAGE) is compared against this parameter value during the charging sequence and if the limit is reached the fault will occur.

Causes - Charging unit faulty - Power stage faulty (IGBT's) - Wrong parameter settings

Rectification 1) Check for other related faults 2) Check main circuit 3) Check parameter settings

FaultClass INU FC1 FaultClass ARU Fault Word 09.10: FAULT WORD 2 FC1 Bit b06 Related Parameters Related IO Panel Text UserMacroFailed Description User macro storing or restoring has failed Causes - User macro is corrupt

- wrong parameter settings Rectification 1) Check parameter settings FaultClass INU FaultClass ARU Fault Word 09.21: FAULT WORD 2 FC2 Bit b08 Related Parameters 99.13 16.06 Related IO Panel Text WrongDriveTypeSel Description Wrong drive type is selected Causes Wrong parameter settings Rectification Check parameter settings FaultClass INU FC1 FaultClass ARU Fault Word 09.12: FAULT WORD 4 FC1 Bit b00 Related Parameters Related IO



Alarms

Panel Text 3phChangeOverAlm Description 3phase auxiliary power change occured. Causes - loose of one of the 3ph feeding auxiliary power

- open circuit breaker - faulty phase monitoring system - wrong wiring - wrong parameter settings

Rectification 1) check auxiliary supply voltages 2) Check circuit breaker 3) Check wiring 4) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b03 Related Parameters Related IO Panel Text ACDA Alarm Description ACDA requesting Alarm, received via CH4 ; DataSet 100 Value 3 - Bit03 Causes - Alarm class 2 in ACDA (auxiliary control device adapter) is active


Rectification 1 Check reason for Alarm in Aux. Control Device Adapater (ACDA) 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b14 Related Parameters Related IO AMC34 - CH4 Panel Text ACDA Aux ON Ackn Description ACDA Auxiliary ON Acknowledge signal, received via CH4, is missing (AUX ON SEQ3 & 2 min

timeout); DataSet 100 Value 2 - Bit02 Causes - ACAD (auxiliary control device adapter) is not ready to switch on the auxiliarys


Rectification 1 Check Aux. Control Device Adapater (ACDA) auxiliarys 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b13 Related Parameters Related IO AMC34 - CH4

LDAI6140 ACS 2000AD 39/70

Panel Text ACDA Interlock1 Description ACDA Interlocked 1 signal, received via CH4, is set; DataSet 100 Value 2 - Bit04 Causes - ACAD (auxiliary control device adapter) is not ready to switch on - control is interlocked by

External missing signals - Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have Wrong polarity - Aux. control device Adapater (ACDA) board defective

Rectification 1 Check Aux. Control Device Adapater (ACDA) auxiliarys / interlock signals 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b03 Related Parameters Related IO AMC34 - CH4 Panel Text ACDA Interlock2 Description ACDA Interlocked 2 signal, received via CH4, is set; DataSet 100 Value 2 - Bit05 Causes - ACDA (auxiliary control device adapter) is not ready to switch on - control is interlocked by

external missing signals - Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have Wrong polarity - Aux. Control Device Adapater (ACDA) board defective

Rectification 1 Check Aux. Control Device Adapater (ACDA) auxiliarys / interlock signals 2 Check that parameter settings correspond to the external communication interface 3 Check power supply of external communication interface 4 Check connections and polarity of fiber optics 5 Check Aux. Control Device Adapater (ACDA)

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b04 Related Parameters Related IO AMC34 - CH4 Panel Text AFE Alarm Description AFE alarm detected. Causes An alarm in AFE is active Rectification Check alarm signal in AFE FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b02 Related Parameters Related IO Panel Text AFE NotRunning Description INU in ReadyRun state, but AFE is not running. Causes - Wrong parameter settings

- AFE in LOCAL - mode but should be in REMOTE - mode - AFE block modulation is selected (feedback missing)

Rectification 1 Check parameter settings 2 Check signals from PLC if block modulation by COMM.Module is selected 3 Check AFE panel

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b01 Related Parameters Related IO



Panel Text AI_Ref1Lost Description External reference 1 signal loss. Causes - Analoge input signal is missing or signal level has dropped below the present minimum limit


Rectification 1 Check parameter settings. 2 Check the auxiliary power supply of the external control device (if installed). 3 Measure the input signal with a multimeter to verify the correct signal level. If there is no signal at all, check the wiring between the external control device and the analog input 4 Check IOEC - Module

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b12 Related Parameters Related IO IOEC2 - AI1 Panel Text AI_Ref2Lost Description External reference 2 signal loss. Causes - Analoge input signal is missing or signal level has dropped below the present minimum limit


Rectification 1 Check parameter settings. 2 Check the auxiliary power supply of the external control device (if installed). 3 Measure the input signal with a multimeter to verify the correct signal level. If there is no signal at all, check the wiring between the external control device and the analog input 4 Check IOEC - Module

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b13 Related Parameters Related IO IOEC2 - AI2 Panel Text ARC Detected Description Process Stop function (used as ARC Detection) is active (as requested)

NOTE! Process Stop function is used - fault alarm text is indicated as "ARC Detected FC1" ARC is set by parameter 210.20.

Causes - Process Stop function (used as ARC detection) is active (as requested) - Wrong parameter settings - Loose or disconnected wire(s) - IOEC I/O Moule faulty



LDAI6140 ACS 2000AD 41/70

Panel Text AuxRideThrough Description Aux. power ride through requested. Causes - External undervoltage monitoring device active (digital input)

- Internal cooling water pressure to low - Wrong parameter settings - Loose or disconnected wire(s) - IOEC I/O Moule faulty

Rectification 1 Check undervoltage monitoring device 2 Check other faults (water cooling system) 3 Check wiring 4 Check parameters settings 5 Check IOEC modules

FaultClass INU FaultClass ARU Fault Word 09.60: ALARM WORD 1 Bit b00 Related Parameters Related IO IOEC1 - DI8 Panel Text AuxSupply1Alm Description 3phase auxiliary power is missing Causes - loose of one of the 3ph feeding auxiliary power



FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b01 Related Parameters Related IO IOEC3 - DI5 Panel Text AuxSupply2Alm Description 3phase auxiliary power is missing Causes - loose of one of the 3ph feeding auxiliary power



FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b02 Related Parameters Related IO IOEC3 - DI6



Panel Text BatteryPower1Alm Description Battery power is faulty. Causes - loss of 1ph control supply voltage or 3ph auxiliary power (depending on configuration)

- defect buffer module - wrong wiring - wrong parameter settings

Rectification 1) Check control supply voltage 2) Check buffer module 3) Check wiring 4) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b08 Related Parameters Related IO IOEC1 - DI8 Panel Text BatteryPower2Alm Description Battery power is faulty. Causes - loss of 1ph control supply voltage or 3ph auxiliary power (depending on configuration)



FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b09 Related Parameters Related IO IOEC3 - DI8 Panel Text BufferModule1Alm Description Buffer module 1 has a pending alarm Causes - faulty buffer module

- wrong wiring - wrong parameter settings

Rectification 1) Check buffer module 2) check wiring 3) check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.60: ALARM WORD 1 Bit b09 Related Parameters Related IO Panel Text BufferModule2Alm Description Buffer module 2 has a pending alarm Causes - faulty buffer module


Rectification 1) Check buffer module 2) Check wiring 3) Check parameter settings


LDAI6140 ACS 2000AD 43/70

Panel Text BufferPower1Alm Description Buffer power is faulty Causes - loss of 1ph control supply voltage



FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b06 Related Parameters Related IO IOEC1 - DI8 Panel Text BufferPower2Alm Description Buffer power is faulty Causes - loss of 1ph control supply voltage



FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b07 Related Parameters Related IO IOEC3 - DI8 Panel Text Calibration Alarm Description Analog input calibration alarm. Automatical calibration of analog inputs is ongoing. Causes Rectification FaultClass INU FaultClass ARU Fault Word 09.63: ALARM WORD 4 Bit b14 Related Parameters Related IO Panel Text CC1 AirFiltAlm Description Cooling circuit 1 (converter compartment) air filter alarm. Causes - Air filter mate in converter compartment is dirty


Rectification 1) Check air filter mates 2) Check wiring (also mechanical wiring of pipes) 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b00 Related Parameters Related IO IOEC1 - DI11



Panel Text CC2 AirFiltAlm Description Cooling circuit 2 (DTL, in case of ACS 2000 6kV configuration, or integrated transformer

compartment) air filter alarm Causes - Air filter mate is dirty


Rectification 1) Check air filter mate in DTL or integrated transformer compartment 2) Check wiring, also mechanical pipes installation 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b01 Related Parameters Related IO IOEC3 - DI04 Panel Text CH0 CommLoss Description AMC DDCS CH0 communication lost Causes - Communication time-out setting too small



FaultClass INU FaultClass ARU Fault Word 09.60: ALARM WORD 1 Bit b06 Related Parameters Related IO AMC34 - CH0 Panel Text CH0 NoWD Pulse Description No watch-dog pulse from AMC - DDCS CH0 (e.g. AC80, AC800, AMC Aux. controller) Causes - Watch-dog pulse to short

- Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have wrong polarity - AMC board defective - External control device not working or SW not done


FaultClass INU FaultClass ARU Fault Word 09.61: ALARM WORD 2 Bit b13 Related Parameters Related IO AMC34 - CH0 Panel Text CH2 CommLoss Description AMC DDCS CH2 communication lost Causes - Communication time-out setting too small



FaultClass INU FaultClass ARU Fault Word 09.60: ALARM WORD 1 Bit b07 Related Parameters Related IO AMC34 - CH2

LDAI6140 ACS 2000AD 45/70

Panel Text CH4 CommLoss Description AMC DDCS CH4 communication lost Causes - Communication time-out setting too small



FaultClass INU FaultClass ARU Fault Word 09.60: ALARM WORD 1 Bit b08 Related Parameters Related IO AMC34 - CH4 Panel Text CH4 NoWD Pulse Description No watch-dog pulse from AMC - DDCS CH4 (e.g. AC80, AC800, AMC Aux. controller) DataSet

100 Value 2 Bit03 Causes - Watch-dog pulse to short

- Wrong parameter settings (e.g. Node Addr.) - DDCS fiber optic cables are not properly connected or have wrong polarity - AMC board defective - External control device not working or SW not done


FaultClass INU FaultClass ARU Fault Word 09.61: ALARM WORD 2 Bit b02 Related Parameters Related IO AMC34 - CH4 Panel Text ConvAirTempHigh Description Air temperature inside the converter (COU) too high. Alarm level reached Causes - Faulty temperature sensor



FaultClass INU FaultClass ARU Fault Word 52.05: ACU ALARM WORD 2 Bit b00 Related Parameters Related IO IOEC1 - AI2 Panel Text ConvHeaterMon Description Monitoring of converter space heater has released Causes - Thermal protection of converter space heater has released

- Wrong parameter settings Rectification 1) Check thermal protection inside the control unit (COU)

2) Check parameter settings FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b10 Related Parameters Related IO IOEC1 - DI3



Panel Text CoolCircuit1Alm Description Cooling circuit 1 (converter compartment) alarm, if fan switched over to another group because

of a fault in cooling circuit 1 Causes - Wrong settings of pressure drop monitoring

- A cooling fan is faulty - Wrong parameter settings

Rectification 1) Check settings of pressure drop measurements 2) Check cooling fan (also thermal protection) 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b07 Related Parameters Related IO Panel Text CoolCircuit2Alm Description Cooling circuit 2 (DTL, in case of an ACS 2000 6kV configuration, or integrated transformer

compartment) alarm, if a fan switched over to another cooling group because of a fault in cooling circuit 2.

Causes - Wrong settings of pressure drop monitoring - A cooling fan is faulty - Wrong parameter settings

Rectification 1) Check settings of pressure drop measurements 2) Check cooling fan (also thermal protection) 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b08 Related Parameters Related IO Panel Text CoolFanGrp1Alm Description Thermal protection relay of cooling fan group 1 alarm Causes - open circuit breaker

- wrong wiring - fan is faulty

Rectification 1) Check thermal protection switch inside the control unit (COU) 2) Check wiring 3) Check cooling fan group 1

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b03 Related Parameters Related IO IOEC1 - DI9 Panel Text CoolFanGrp2Alm Description Thermal protection of cooling fan group 2 alarm Causes - open circuit breaker


Rectification 1) Check thermal protection switch inside the control unit (COU) 2) Check wiring 3) Check cooling fan group 2

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b04 Related Parameters Related IO IOEC3 - DI1

LDAI6140 ACS 2000AD 47/70

Panel Text CoolFanGrp3Alm Description Thermal protection of cooling group 3 alarm Causes - open circuit breaker


Rectification 1) Check thermal protection inside the control unit (COU) 2) Check wiring 3) Check cooling fan group 3

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b05 Related Parameters Related IO IOEC3 - DI2 Panel Text CoolFanGrp4Alm Description Thermal protection relay of cooling group 4 open Causes - open circuit breaker


Rectification 1) Check thermal protection inside the control unit (COU) 2) Check wiring 3) Check cooling fan group 4

FaultClass INU FaultClass ARU Fault Word 52.04: ACU ALARM WORD 1 Bit b06 Related Parameters Related IO IOEC3-DI9 Panel Text CtrlSupply1Alm Description Control supply 1 circuit is faulty Causes - open circuit breaker

- wrong wirirng - wrong parameter settings

Rectification 1) Check circuit breakers 2) Check power supply 3) Check wiring 4) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b04 Related Parameters Related IO IOEC1 - DI7 Panel Text CtrlSupply2Alm Description Control supply 2 circuit is faulty Causes - open circuit breaker


Rectification 1) Check circuit breakers 2) Check power supply 3) Check wiring 4) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.62: ALARM WORD 3 Bit b05 Related Parameters Related IO IOEC3 - DI7



Panel Text CustSupSig1 Description Customer supervision function 1 is active. Causes - The customer supervision function 1 is active (as requested)



FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b08 Related Parameters Related IO Panel Text CustSupSig2 Description Customer supervision function 2 is active. Causes - The customer supervision function 2 is active (as requested)



FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b09 Related Parameters Related IO Panel Text CustSupSig5 Description Customer supervision function 5 is active. Causes - The customer supervision function 5 is active (as requested)



FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b06 Related Parameters Related IO Panel Text DynOverSpeed Limit Description Actual speed is bigger than allowed limit for this speed.

(ActSpeed > Reference x DynOverSpeedLim) Causes - The monitored value is above the value set by parameter

- Wrong parameter settings Rectification 1) Check the limit in parameter group 48

2) Check value of monitored signal 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b10 Related Parameters Related IO Panel Text ExternalMotor Description External motor protection alarm Causes - A pending fault in the external motor protection monitoring circuit


Rectification 1) Check for pending (HW related) faults 2) Check wiring 3) Check parameter settings


LDAI6140 ACS 2000AD 49/70

Panel Text ExternalTrafo Description External transformer protection alarm Causes - A fault in transformer protection circuit is active


Rectification 1) Check for pending faults (HW related) in transformer moitoring circuit 2) Check wiring 3) Check parameter settings

FaultClass INU FaultClass ARU Fault Word 09.70: ALARM WORD 11 Bit b08 Related Parameters Related IO Panel Text HV DC ChrgRelay Description High voltage side "DC link charging relay" - fault monitoring. The DC high voltage side is not

charging - the relay is maybe broken. Causes - HV charging relay broken

- Wrong parameter settings - Loose or disconnected wire(s)

Rectification 1 Check charging unit 2 Check HV - Relay 3 Check IOEC modules

FaultClass INU FaultClass ARU Fault Word 09.64: ALARM WORD 5 Bit b00 Related Parameters Related IO Panel Text IntTrAirTempHigh Description Air temperature isnside the integrated transformer cubicle too high. Alarm level reached Causes - Temperature inside the integrated transformer compartment is too high

- Faulty temperature sensor - Wrong wiring - Wrong parameter settings


FaultClass INU FaultClass ARU Fault Word 52.05: ACU ALARM WORD 2 Bit b03 Related Parameters Related IO IOEC1 - AI4 Panel Text INU OperPrevented Description INU Operation Prevention is active. Causes - INU Operation Prevention activated during drive running

- Wrong parameter settings - IOEC Module defect

Rectification 1 Check that parameter setting correspond to the needs (if Drive should not stop during running ==> set parameter 32.11 to NO REACTION) 2 Check IOEC modul




Panel Text InvalidParSetGr17 Description Invalid parameter settings for parameter group 17 (DC link charging / MCB closing level

parameters) Causes Parameter 17.01 MCBClosingLevel must be at least 100 V lower than parameter 17.02

DCChargingLevel Rectific

Documents

ACS 2000AD APPL SW Troubleshooting Manual