SPECIFICATIONS OF RTU FOR WIND FARM SUB STATIONS … Office/18042011 B/10_… · specifications of rtu for wind farm sub stations ... and iec -255 - 4. ... specifications of rtu for

SPECIFICATIONS OF RTU FOR WIND FARM SUB STATIONS

Sign & Seal of Bidder Page 1 of 22

• REQUIREMENT :

The equipment offered shall be highly reliable suitable to operate satisfactorily in hot humid climate. The equipment offered shall work satisfactorily in ambient temperatures from –5 to + 550 C and relative humidity from 5 to 95%, non-condensing with rate of temperature change of 200 C/hour.

• SPECIFICATION :

The RTUs with Radio Links are to be installed between 66KV, 132KV and 220KV wind farm sub station locations, owned by Wind farm Developers and nearest GETCO s/s. � SYSTEM PARTICULARS

The RTU shall be compatible so as to work with existing GE SCADA system which supports IEC 60870-5-101 protocol for communication. The RTU should be capable of being used as a data concentrator. Some of the RTUs from near by location will be hooked up to the data concentrator RTU, which will be integrated to existing GE RTU or can be reported directly to master station on Iec-101 protocol.

The RTU communication media involves Radio Link and PLCC. Radio Link should comply communication standards and the frequency used in the Radio Link is from the free band allocated by Wireless Planning and Coordination Wing, Ministry of Communications and Information Technology, Govt. Of India, for the equipments used in the Radio Link and must be exempted from the licensing requirement, i.e. no operating license will be required.

� STANDARDS :

The equipment shall meet the following standards with latest amendment:

Vendor shall ensure that equipment and required practices conform to Quality Assurance Standards ISO 9001. Adhere to Modem standard BELL CCITT. The RTU shall not be affected by operation of microwave and mobile radio equipment per RFI/EMI Radiation Specification FCC Part 15. Nor should RTU emit radio interference contrary to Department of Communication Standards as pertaining to digital apparatus (ICES-003-1991). Adhere to Standards for SCADA system ANSI C37.1-1979. Adheres to Surge Withstand Capability (SWC) ANSI C37.90a-1974/78 and IEEE 472- 1974/78; and SWC Fast Transient ANSI C37 90 1-1989; and IEC -255 - 4. Adhere to Communication Equipment Interface and handshaking standard EIA RS232, 422 and 485; Definition, Specification, and Analysis of Systems used for Supervisory Control, Data Acquisition, and Automatic Control.

Unless otherwise stated elsewhere in the specification, the performance & testing of the RTU shall confirm but not limited to the latest revision and amendments available at the time placement of order of all relevant standards listed above.



The design, manufacture and performance of the equipment shall comply with all currently applicable standards, regulation and safety codes in the locality where the equipment will be installed. Nothing in this specification shall be construed to relieve the supplier of his responsibility.

• GENERAL :

1. RTUs are to be provided at 66KV/132KV/220KV wind farm sub stations owned by wind farm developers. Since there is no communication media available between 66KV wind farm s/s and near by 132KV / 220KV s/s of GETCO, it is proposed to have a Radio Link as communication media between 66KV wind farm s/s and GETCO s/s. Wherever PLCC link is available between 132KV/220KV Wind farm sub station and GETCO s/s PLCC will be used for communication. Between GETCO s/s and control center the communication media will be PLCC. 2. RTU for wind farm should comply IEC 60870-5-101 protocol and should also have minimum three ports for communication i.e.

a) For communication with MFM. b) For communication with control center / data concentrator and c) For communication with local HMI / other Master station.

CONSTRUCTION :

1. RTU panel shall comprise of a Power supply, CPU, Analog and Digital modules, Transducers and modem which can directly communicate to master station or nearest GETCO s/s on IEC 60870-5-101 through PLCC or Radio Link or combination of both.

The RTU Panel should be configured in such a way that it should accommodate at least 20% of I/O inputs over and above actual required I/O inputs. Also the design of RTU should take for future expansion, if required. 2. (A) RTU Technical Specifications:

3.1 The RTU shall be compatible so as to work with existing GE SCADA system which supports IEC 60870-5- 101 and capable of performing the following

functions:

(a) Designed around an open ended distributed processing configuration consisting of main processor, peripheral I/O modules, termination panels, power supplies & communication equipment/interface.

(b) Collecting, processing and transmitting status changes, accumulated values and analog values.

(c) Time resolution for time tagged events 1 ms (d) Receiving and processing digital and analog commands from the master station(s). (e) Accepting polling messages from the master station(s) (f) Supporting data transmission rates from 50 to 9600 bits per second. (g) Supporting minimum four communication ports on outgoing side to interact with

multiple Masters on con-current protocols.



(h) Supporting up to 32 IEDs on a RS 485/RS232 port for communication line. (i) Support Multi-tasking, to enable RTU to concurrently scan input status, whilst

executing application program or reporting functions. (j) Function of switching of channels if dual data communication channel is available. (k) The protocol for communication between RTU & Master sites shall be IEC 60870-5-

101 or other compatible. (l) The protocol for communication between RTU/BCU & slave device like Numerical

relays shall be IEC 60870-5-103. (m) Support Multi-tasking, to enable RTU to concurrently scan input status, whilst

executing application program or reporting functions. 3.2 Main Processor.

1. Advanced 32-bit or higher microprocessor 2. Programmable RS-232 Series ports 3. Communication between Main Processor and I/O Modules shall be on high speed

Communication ports of 256 Kbps. 4. Three nos. programmable RS 232 serial ports for simultaneous communication with a

host of intelligent IEDs at speed of 38.4 KBaud. 5. 9600 baud RS 232 maintenance port. 6. The Memory capacity of processor shall be with 2 MB Flash Application memory adequate enough for satisfactory function of system request. 7. The input voltage to the RTU power supply will be provided through 48 VDC

/110VDC/220VDC. 8. Self diagnostic shall Program memory checksums, RAM test, Configuration

verification, Interrupt controller verification, Serial port test, Watchdog and power monitor, Peripheral communication checks, Error logger.

3.3 I/O Modules.

The I/O MODULES shall be with separate 16 bit microprocessor based, intelligent, modular unit, capable of data acquisition, control and local data processing. Each I/O MODULE must be capable of standalone operation for data acquisition and processing so that when it is used in a non-fault tolerant configuration, it will continue its data acquisition, processing and programmable logic functions and subsequently update the Station Level Processor following elimination of the fault. 3.4 Communication Interface

The RTUs shall have the capability to support simultaneous communications with multiple independent master stations, a local user maintenance interface and a local logger (printer). Each RTU shall be able to support a minimum of five communication ports. Three of these ports shall be capable of supporting communications to peripheral devices such as multiple SCADA master stations, solid-state meters, microprocessor based relays and remote/local PCs; and the fourth port to be a dedicated maintenance port.

The RTU shall simultaneously respond to independent scans and commands from master stations, local logger and local user maintenance interface using a centralized



controller and database. The RTU shall support the use of a different communication data exchange rate (bits per second), scanning cycle, and/or communication protocol to each master station. Also, each master station’s data scan and control commands may be different for different data points within the RTU’s database. 3.4.1 Master Station Communication interface RTUs shall provide multiple communication ports for possible con-current communication to SCADA system/master stations. 3.4.2 Local User Maintenance computer Interface The RTUs shall include the interface to support the portable local computer configuration and maintenance/test terminal. The interface shall provide easy access to allow purchaser to use the maintenance terminal at the RTUs installed at the site. 3.5 Master Station Communication Protocol Vendor Shall provide a communication protocol for communicating with master stations using the IEC 60870-5-101 communication standard. The communication protocol shall support all the requirements of this standard. The communication protocol shall be nonproprietary and the vendor shall provide complete description and documentation of the protocol to purchaser for future implementation of additional RTUs due to expansion of power system. The RTU shall also be capable of supporting other communication protocols that may be required to communicate with additional master stations in the future. 3.6 Communication Channel Control The RTU shall perform as a slave on the communication channel to SCADA systems. The SCADA system master stations shall initiate all communication, where the RTU must notify the master stations of an unusual condition at the RTU (such as a power fail/restoration or RTU malfunction) or must initiate the transfer of changed data, the notification shall be accomplished within the framework of the periodic data acquisition exchanges. 3.7 Exception Reporting The RTU communication protocol shall report changes by exception. The communication protocol shall also support an update demand scan of all status data by master stations regardless of the lack of any change in data. The reply to an exception scan request for status points shall consist of an indication of the presence or absence of a change of the status indication points in the RTU. A master station will then request the input of the changed points. The RTU shall continue to indicate exception changes until the master station acknowledges successful receipt of the changed data. The RTU shall report the current state of all status indication points to the master station in response to an update scan even if data has not changed. 3.8 Message security (to be defined in the protocol) Each RTU communication message shall include an error code, the use of which shall result



in a very low probability of an erroneous information frame (data) being accepted as valid.

The error code shall be determined and appended to the message for all messages transmitted by the RTU and verified by the RTU for all messages addressed and received by the RTU. Cyclic error detection codes such as Cyclic Redundancy Check (CRC) are required. High data integrity and consistency is required of the RTU protocols. The protocols used shall provide an adequately low Residual Error Rate (RER), depending on the Bit Error Rate (BER) of the line in use. The minimum required RER is as specified in IEC 870-5-101 protocols with the T-101 profile. This requires the following integrity: BER RER 10-5 10-14

10-4 10-10

10-3 10-6

The implemented protocol shall ensure satisfactory performance at Bit Error Rate of 1x10-4

3.9 Analog Inputs Each analog input shall be furnished with signal conditioning to provide a nominal full-scale voltage to the analog-to-digital (A/D) converter. The A/D converter and associated signal conditioning shall meet the following minimum characteristics over a 0 Deg C and plus (+) 60 Deg temperature range: A. Automatic self-calibration B. Full scale accuracy of ±0.1% C. Linearity of 0.05 per cent full scale D. Thirteen bit binary resolution or better; plus one sign bit. The RTU must scan all analog inputs at a rate of at least once per second and support analog dead-band reporting limits. Unless otherwise specified, the transducers will be provided and installed external to the RTU by the vendor. The transducers are "self-powered" off the sensors.

3.9.1 Analog Input Types

The RTU must support the following analog input types: ±10 VDC, 0 to 1 mA, -1 mA to 1 mA, 0 to 5 VDC, 4 to 20 mA, 0 to ±5 mA, 0 to 5 mA, and others as requested. For all 0 to 5 mA transducer inputs, the RTU analog sense must be set up to over range 0 to 6 mA. At 6 mA, the transducer outputs are still linear. The RTU analog inputs must be set to over range 120% on all Customer field analog inputs.

Individually shielded twisted pairs of wires with an overall shield may be used by the vendor for connections between the transducers and the analog inputs at the RTUs. The system shall have high noise immunity from stray circulating currents in the cable shield. Common-mode noise rejection: 90 dB minimum, 0 to 60 Hz Normal-mode noise rejection: 60 dB minimums at 60 Hz. Adjacent channel voltage isolation: withstand the common-mode voltages of any two channels on the same analog input module differing at least 35 volts AC or peak AC.

3.9.2 Programmable Input Ranges Programmable gain instrument amplifier permits programming of voltage input ranges. Ranges are stored in NVRAM



on a per point basis. (+/- 1, +/-5, +/- 10 V scale)

3.9.3 Variable scan rate Programmable scan rate of 16.7 to 20 ms (50/60 Hz) on a per module basis

3.9.4 A/D Conversion

The RTU shall accommodate Analog input current from transducers, which are isolated, unipolar or bipolar, 2-wire ungrounded differential signals with full resolution. The Analog input accuracy shall be 99.8% or better at 250 C ambient temperature. Mean accuracy shall drift no more than 0.002% per 0 C within the temperature range of –5 to +550 C. Determination of accuracy shall be made while the Analog multiplexer is operating at rated speed. The Analog-to-digital converter shall have a minimum resolution of + 2048 counts (sign plus 11 data bits). Each input shall have protection and filtering to provide protection against voltage spikes and residual current at 50 Hz, 0.1 ma (peak-to-peak). Overload of up to 50% of the input shall not sustain any failures to the input.

The RTU shall make all appropriate signal level conversion and conditioning to allow full utilization of Analog inputs and meaningful reasonability checking. Including signal conditioning components, the input impedance shall not be greater than 250. Input scaling shall allow for 20% over range.

4.0 Digital Status Inputs

The digital status input interface shall be capable of accepting isolated wet or dry contact status inputs. The Contractor shall supply necessary sensing voltage, current limiting, optical isolation, and debounce filtering independently for each digital status input. The Contractor supplied sensing volt shall not exceed 48 Vdc. The sensing voltage source shall be isolated from that of the RTUs logic power such that any noise or a short circuit across the sensing supply’s output terminals would not disrupt the RTU operation other than the shorted digital status input.1 ms resolution for time tagged messages is required for fault analysis. The RTU shall store all status changed for retrieval by the master stations. For communication delays or short-term failure of communication with a master station, the RTU shall store a minimum of 2000 status of change events. The RTU shall report any overflow of this status-changed buffer to the master stations. It shall be possible to configure each status input for one of the following functions:

1. Single status input 2. Change of state 3. Sequence of event (SOE) time tagging with resolution of ±1 ms. 4. The SOE buffer capability to store 1024 events. 5. Three-level programmable software filtering for debounces and chatters. 6. Pulse accumulator; one of Form A, B, or C at 50 Hz maximum input rate 16 bit binary counter) 7. Alarm input 8. Trip/block protection signaling. 9. Hysteresis to prevent false state changes due to noise or other conditions.



4.0.1 Two-State Devices

All switching devices (breakers) shall be supported by a dual-contact status indication. Breakers with reclosing capability shall also be supported with momentary change detection (MCD). All other status indications shall be two-stage single-contact inputs without MCD. Single-contact two-state status point inputs will be from a single normally open (NO) or normally closed (NC) contact. Dual-contact two-state status point inputs will be from two complementary contacts (one NO and one NC). A switching device status is valid only when one contact is closed and the other contact is open. Invalid states shall be reported when both contacts are open or both contacts are closed.

4.0.2 Momentary Change Detection

Two-state status input points with momentary change detection shall be used by purchaser for points where multiple operations (changes of state) can occur between RTU scans (e.g. breakers with reclosing devices that operate faster than the scan rate). The RTU shall be set to capture contact operations of 20 ms or more duration. Operations of less than 20 ms duration shall be considered no change (contact bounce). The duration used to determine change versus bounce shall be adjustable from 4 to 25 ms in increments of 1 ms.

5.0 Power Supply Protection

Over voltage and under voltage protection shall be provided within the RTU power supply to prevent the RTU internal logic from being damaged as a result of a component failure in the power supply and to prevent the RTU internal logic from becoming unstable and causing mal-operation as a result of voltage fluctuations. GENERAL TECHNICAL REQUIREMENTS

6.0 Noise Level

The audible nose generated by the RTU equipment shall not exceed 50 dbA one meter from the enclosure.

7.0 Climatic / Environmental Requirements The RTUs will be installed in control buildings without temperature or humidity control. The RTUs shall be capable of operating in ambient temperatures from –5 to + 55 0 C and relative humidity from 5 to 95%, non-condensing with rate of temperature change of 200 C/hour.

8.0 Maintainability

The RTU design shall facilitate isolation and correction of all failures. The features which promote rapid problem detection, isolation and replacement of failed components, shall be provided as following: (a) Self-diagnostic capabilities within each RTU, which can be initiated at the RTU site. (b) On-line error detection capabilities within the RTU and detailed reporting to the connected master stations of detected errors. (c) Local indication of major RTU failures.



9.0 RTU SOFTWARE REQUIREMENTS

The software provided to support the functions of the RTUs should meet the characteristics described in this section.

Real-Time Executive Software

A real-time operating system shall come with the firmware, characterized by: A. Integrated, multi-tasking with structured efficient supervisory layer B. Priority scheduling of processes in coordination with other tasks; user applications partitioned into sets of processes C. Inter task communication and synchronization D. Dynamic memory allocation E. Real-time clock to maintain calendar and time, and perform RTU timing functions. F. Efficient real-time responsiveness. G. During initialization, memory self-diagnostics shall occur and then initialize the system hardware and various I/O devices. H. Device drivers will be required for: - Managing input and output through the serial communication ports, - High-speed link to peripheral boards, and external high-speed port, if needed. I. Interrupt controller and interrupt servicing procedure shall prioritize and process hardware interrupts as they occur. J. Debugging tools shall allow users, via a PC, to monitor functions, examine memory, Perform communication port loop back tests, adjust modem communication port settings, check CPU usage, and process profiling.

10.0 Design Characteristics

All software shall be implemented according to established design and coding standards. Purchaser reserves the right to reject any software that does not conform to these standards. Complete and comprehensive documentation shall be provided for all software. The software and the database shall be sized to accommodate growth within the sizing parameters defined for the RTU without requiring software or database regeneration. The design of the software and the database shall not restrict future expansion beyond the sizing parameters. Expansion beyond the original design parameters may require software or database regeneration.

At the time the RTU is accepted, all software delivered must be up to date and in final form, including all standard software changes and field changes initiated by the Contractor or the Contractor’s suppliers prior to acceptance. The software documentation must reflect these changes.

11.0 Operating System

The Contractor shall use a non-proprietary operating system capable of managing the distributed applications of the RTU. The operating system shall support multi-tasking and multi-programming. The minimum real-time facilities to be provided shall include process, job, database, and memory management, process synchronizing message services for communication between jobs, and device and interrupt handling.



12.0 Initialization/Restart Program

Software shall provide automatic restart of the RTU upon power restoration, memory part errors, hardware failures, and upon manual request. The software shall initialize the RTU and begin execution of the RTU functions without intervention by master station. All restarts shall be reported to the connected master stations.

13.0 RTU Operations Monitoring

Software shall be provided to continuously monitor operation of the RTU and report RTU hardware errors to the connected master stations. The software shall check for memory, processor, and input/output errors and failures.

14.0 RTU Configuration Support

A RTU Configuration complier shall generate or modify the database of the RTUs. The database compiler shall provide error detection services and shall produce a printed listing of the input data and the resulting RTU configuration. It shall be possible to maintain the RTU database locally and from a master station using the web server function.

15.0 Diagnostic Software

The Contractor shall supply diagnostic software, which monitors and individually tests each of the components of the RTU demonstrating all the capability of RTU as mentioned in this section. The diagnostics shall provide comprehensive user interaction and printout capabilities.

16.0 Other requirements

Some of the existing RTUs at GETCO site may be used as a master (In case of Data concentrator). Vendor has to carry out integration of their RTU(SLAVE) in GETCO RTU(MASTER).

1. Vendor may visit the site for assessment of actual work involved. 2. Vendor has to carry out engineering of all RTUs and the engineering drawings

should got approved from the GETCO / SLDC. After approval only vendor shall start RTU panel work.

3. After completion of RTU panel work vendor shall offer site acceptance test before actual delivery of material.

4. Vendor is required to submit all the relevant test reports carried out for RTU and should submit its copy, which is duly approved by nominated testing agencies.

5. The tenderers have to demonstrate integration of their offered RTUs with our GE make XA-21 SCADA system at our control center successfully. A copy of certificate issued by SLDC to this effect has to be submitted by the tenderer to qualify for price bid opening.

6. Vendor should have supplied RTUs to other state electricity boards and should have experience to integrate RTUs with GE SCADA system.



17.0 Special instruction to bidder:

1. RTUs are to be provided at 66KV/132KV/220KV wind farm sub stations owned by wind farm developers. Since there is no communication media available between 66KV wind farm s/s and near by 132KV / 220KV s/s of GETCO, it is proposed to have a Radio Link as communication media between 66KV wind farm s/s and GETCO s/s. Wherever PLCC link is available between 132KV/220KV Wind farm sub station and GETCO s/s PLCC will be used for communication. Between GETCO s/s and control center the communication media will be PLCC. 2. RTU should comply IEC 60870-5-101 protocol and should also have minimum three ports for data communication i.e.

a. For communication with MFM. b. For communication with control center / data concentrator and c. For communication with local HMI / other Master station.

18.0 Routine Test

Vendor shall offer for carrying out routine tests as per IEC before dispatch of the equipment at his premises.

19.0 Acceptance Test:

Bidder has to offer the RTU for inspection at their works and acceptance tests as per IEC shall be carried out in presence of inspector of GETCO / SLDC

20.0 Type Test:

Vendor should have carried out all the type test as per IEC for the equipments intend to supply, from the NABL accredited testing agencies and shall have to submit with the offer.

21.0 Bar Chart

Vendor shall provide the bar chart for his intended execution of work for the equipments.



ANNEXURE-IV(B) TECHNICAL SPECIFICATIONS FOR RADIO LINK

Freq Range 2.4 HZ Unlicensed band Operating Channels Min 22 channels in 2412 – 2464 Mhz band

Protocol 802.11b/g Tx power 0.4Watt (26dBm) Rx Threshold -97dB Networking Interface 2 X 10/100 BASE-TX (Cat. 5, RJ-45) Ethernet Interface Antenna 24dBi Semi parabolic Dish Antenna Memory 16MB SDRAM, 4MB Flash RoHS Compliance Yes Chipset Atheros, 6th Generation, AR5414

Enclosure Characteristics NEMA 67 rating enclosure Mounting Kit Pole / Wall Mounting Kit Max Power Consumption 6.5 Watts Power Supply 12V, 1A (12 Watts). Supply and injector included Power Method Passive Power over Ethernet with built in surge protector Operating Temperature -40C to 85C (System PCB optimized for hi-temp) Operating Humidity 5 to 95% Condensing

Radio Features • Supports Speeds of up to 54 megabits/second • Support 5/10/20/40 MHz Channel Bandwidths for Full/Half/Quarter rates. • Capable of working with different standards switching among 802.11a, b, g. • A versatile open architecture 802.11 based outdoor wireless platform that can be used

as an AP, Bridge, WDS Station, WDS AP. • Services: SNMP,DHCP,NAT • Ack time out Auto Adjustment • Tools: Speed test , ping , trace route, site survey • Bridge / Router Mode software configurable. • Vertical / Horizontal Polarization software configurable. • Inbuilt Antenna Alignment Tool. • Option of two antennas to be connected and used in diversity mode • Capable of Simultaneous running of data, voice and video. • Field upgradeable. • User authentication capability to enforce tight security. • MAC address access control. • Advanced security 802.1X authentication (EAP).



• WEP, WPA, WPA2 or none encryption. • Open / Shared Authentication method for WEP encryption. • Security: 802.11i, AES-CCM & TKIP Encryption, 802.1x, 64/128/152bit WEP • MAC ID authentication of each customer premises terminal. • Power supply unit having AC input voltage range of 170-310 VAC for trouble free and

reliable operation along with SMF Back up battery. The equipments shall work satisfactorily through-out this power supply variation without any problem. If Power Supply input exceeds 310 VAC, power the input to Radio shall Trip automatically and restore automatically on input supply coming below 310 VAC. It shall have reverse voltage protection facility so that application of reverse voltage should not damage the equipment and it shall start functioning normally on correcting the reverse connection without any need of replacement of any fuse or anything.

Analogue I/O Module Specifications (wherever Required)

Interface : RS232 Number of Interface : 1 Number of Analog inputs : 04 Number of Analog outputs : 04 Input Range : 4 to 20 mA DC Output Range : 4 to 20 mA DC Number of Digital inputs : 04 Number of Digital outputs : 04 Equipment type : Bi-directional Display : 3 1/2 digit display Power Supply : 12 VDC FXS Interface Module Specifications Voice Connectivity 2-wire Loop start, RJ-11/12 • Short haul loop 1.1 km @3REN • Caller-ID Type-1/2 FSK and ITU V.23/Bell 202 generation Connectivity 1 10/100Base-TX Full Duplex/Auto sensing Ethernet RJ-45 Voice Processing SIP • Voice CODECS (G.711 A-Law/µ-Law (64 kbps); G.726 (ADPCM 40, 32, 24, 16 kbps); G.723.1 (5.3 or 6.3 kbps); and G.729ab (8 kbps) • G.168 echo cancellation • 2 parallel voice connections • DTMF detection and generation • Carrier tone detection and generation • Silence suppression and comfort noise



Voice Services/Features Anonymous Caller ID block • Call blocking • Call forward - on busy • Call forward - Selective • Call forward – unconditional • Call hold/retrieve • Call return • Call transfer - blind • Call transfer – with consultation • Call waiting/retrieval • Caller-ID • Conference drop • Conferencing (3-way calling) • Distinctive ring • Do not disturb • Hotline calling • Incoming Caller ID on/off • IP URL dialing • Message waiting indication • Self caller ID block • Speed dial • Voicemail message retrieval • Warm line calling IP Services DHCP client • PPPoE • Programmable static routes • ICMP redirect (RFC 792); Packet fragmentation • VLAN support 802.1p/q Management Browser configuration interface • Multilevel security access • TFTP & HTTP Configuration & firmware loading • SNMP v2 agent (MIB II and private MIB) • Syslog support Serial Interface Device Specifications LAN Interface

Number of Ports 1 Port of 10/100 Mbps with 8-pin RJ45 Connector

Magnetic Isolation Protection 1.5 KV built-in

Serial Interface Serial Standards RS-232

Number of Ports 1

Connector(s) DB9 male

Serial Line Protection 15 KV ESD protection for all signals

Serial Communication Parameters Data Bits 5, 6, 7, 8

Stop Bits 1, 1.5, 2

Parity None, Even, Odd, Space, Mark

Flow Control RTS/CTS and DTR/DSR (RS-232 only), XON/XOFF

Baudrate 110 bps to 230.4 Kbps

Serial Signals RS-232 TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND



Switch Specifications � 10/100BaseT(X) auto-sensing RJ45 ports � IEEE802.3/802.3u/802.3x support � Power inputs: 12 to 45 VDC, 18 to 30 VAC � Broadcast storm protection � DIN-Rail mounting ability � -10 to 60°C operating temperature range � Shall be rugged enough for any harsh industrial environment. � DIN-Rail mounting capability, � IP30 housing with LED indicators � easy to use and reliable

Software Network Protocols - ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, DNS, SNMP, HTTP, SMTP

Driver Support -Windows Real COM driver (for Windows 95, 98, ME, NT, 2000, XP, 2003, Vista, XP x64, 2003 x64, Vista x64), Linux Real TTY driver, Fixed TTY driver (for SCO Unix, SCO OpenServer, UnixWare 7, UnixWare 2.1, SVR 4.2, QNX 4.25, QNX 6, Solaris 10, FreeBSD, AIX 5.x, HP-UX 11i)

Configuration Options - Web Console, Serial Console, Telnet Console, Windows Utility

Physical Characteristics Enclosure Aluminum (1 mm)

Environmental Limits Operating Temperature 0 to 55°C

Operating Humidity 5 to 95% RH

Storage Temperature -20 to 85°C

Power Requirements Input Voltage 12 to 48 VDC

Power Consumption 128.7 mA @ 12 V, 72 mA @ 24 V

Power Line Protection 1 KV burst (EN61000-4-4: EFT/B), 0.5 KV surge (EN61000-4-5)

Regulatory Approvals Safety UL (UL60950-1), CUL, TÜV (EN60950-1)

EMC CE (EN55022 Class A, EN55024), FCC Part 15 Subpart B Class A

Reliability Automatic Reboot Trigger Built-in WDT (watchdog timer)



Technology Standards: IEEE 802.3 for 10BaseTIEEE 802.3u for 100BaseT(X) Processing Type: Store and Forward Flow Control: IEEE 802.3x flow control, back pressure flow control Interface RJ45 Ports: 10/100BaseT(X) auto negotiation speed, Full/Half duplex mode LED Indicators: Power, 10/100M (TP port)

Power Requirements Input Voltage: EDS-205 series: 12 to 48 VDC, 18 to 30 VAC (47 to 63 Hz) Input Current: (@ 24 V): 0.12 A Connection: 1 removable 3-contact terminal block Overload Current Protection: 1.1 A Reverse Polarity Protection: Present Housing: Plastic, IP30 protection Installation: DIN-Rail mounting Operating Temperature: -10 to 60°C Storage Temperature: -40 to 85°C Ambient Relative Humidity: 5 to 95% (non-condensing) Regulatory Approvals Safety:EDS-205: UL508EDS-208: UL508, UL60950-1 EMI: FCC Part 15, CISPR (EN55022) class A EMS: EN61000-4-2 (ESD) EN61000-4-3 (RS) EN61000-4-4 (EFT) EN61000-4-5 (Surge) EN61000-4-6 (CS) EN61000-4-8EN61000-4-11 Shock: IEC 60068-2-27 Freefall: IEC 60068-2-32 Vibration: IEC 60068-2-6 Outdoor Radio Link for WAN Interface Consisting of …. 1. Outdoor Radio Unit. 2. 24 dBi semipara Dish Antenna 3. Power On Ethernet Module 4. 25 Meter CAT6 Cable. 5. 30 meter protection pipe. 6. Serial Interface Module 7. 4 Analog input Digital module for 4-20 mA Signal with serial device connectivity (Wherever required) 8. Power Supply unit with input Range of 170 VAC to 310 VAC with SMF Back up Batteries.



22.0 PREQUALIFICATION REQUIREMENTS :

1. The bidder shall be Original Equipment Manufacturer of the RTU offered. The offered equipment should have been designed, manufactured and tested as per relevant IS/IEC standards with latest amendments.

2. The bidder should indicate manufacturing capacity by submitting fresh certificate of a chartered Engineer (CE).

3. The bidder should clearly indicate the quantity and single value contract executed during last FIVE (5) years, for the offered equipment. The details of past supplies should cover.

i) Same rated equipment as offered supplied to GETCO (Erstwhile known as GEB).

ii) Higher rated equipment as offered than offered supplied to GETCO (Erstwhile known as GEB).

iii) Same rated equipment as offered supplied to other Utilities with Performance certificate if any.

4. The bidder shall furnish the copies of type test reports for the RTU offered. Equipment offered shall have all Valid Type Test Certificate of not later than 5 years from NABL accredited Laboratory for the offered equipment type tested in India.

5. The bidder shall furnish the full technical details & drawings for the equipment offered. 6. The bidder shall have the experience of at least 10 years of manufacture & supply of

similar type of RTU. 7. The bidder shall furnish the full details of the orders executed. 8. Any deviation shall be clearly indicated separately. 9. The GETCO reserved right to increase or decrease the quantity at the time of placing

the order. 10. The GETCO reserves the right either to accept or reject any of the offers without

assigning the reason.

23.0 EVALUATION AND QUALIFICATION CRITERIA:- The financial status, experience, and supply capacity criteria that will be taken into account to qualify the lowest-evaluated Tenderer.

23.1 EXPERIENCE CRITERIA

The tenderer should have a minimum experience of Five years of design, manufacturer and supply of Remote Terminal Unit for proving data acquisition (Telemetry) offered by them. Period of five years shall be counted from the date on which similar Remote Terminal Unit for proving data acquisition (Telemetery) had been manufactured and offered for inspection. The Remote Terminal Unit for proving data acquisition (Telemetry) should have been in satisfactory operation for atleast three years period from date of commissioning. It may be noted that for the purpose of qualifying this requirement, the Tenderer will have to submit clear certificate/ data as under,



a. Performance certificate from at least one user agency certifying that the Remote Terminal Unit for proving data acquisition (Telemetry) is in operation satisfactorily for a period of three years or more.

b. Adequate information should be furnished along with relevant certificate from user agency to substantiate that the Tenderer has a minimum of five years of experience of design, manufacture and supply of Remote Terminal Unit for proving data acquition (Telemetry) as on the date of tender opening.

23.1.2 The tenderers has to demonstrate integration of their offered RTUs with our GE make XA-21 SCADA system at our control center successfully. A copy of certificate issued by SLDC to this effect has to be submitted by the tenderer to qualify for price bid opening. Along with Manufacturing Quality Plan, the Bidder shall have to submit following Type test reports (Not more than 5 years old on the date of opening of Tender) with the tender bid.

• LIST OF TYPE TEST REPORTS FOR RTU AND ITS COMPONENTS :

1. 1.1 MHz Damped Oscillatory Wave Test as per IEC-1000-4.12 2. Electrostatic Discharge Immunity Test as per IEC-1000-4.2 3. Electrical Fast Transient Immunity Test as per IEC-1000-4.4 4. Radiated susceptibility Test as per IEC-1000-4.3 5. High Energy Surge Test as per IEC-1000-4.5 6. Power Frequency Magnetic Field Test as per IEC-1000-4.8 7. Noise Rejection Test as per customer specification. 8. High Voltage Test as per customer specification.

The equipment offered must have been type tested after manufacture in India. Equipment shall be type tested if required by the purchaser in presence of purchaser or/and any third party. • ROUTINE TEST :

All the tests shall be carried out in presence of purchaser’s representative and/or any third party as decided by the purchaser as mentioned under above standards.

• PACKING :

The RTU panels shall be dispatched properly packed so that there is no damage during transportation. All warning and instruction shall be in Red Bold letters on outside of packing for handling the RTU panel during transportation.



• INSTRUCTION MANUAL :

One erection and commissioning Manual shall be provided for each RTU panel and shall be dispatched together with RTU panel. Two copies of instruction Manual with CD for soft copy shall be provided with the tender bid.

• DRAWINGS :

The following drawings indicating all the dimensions and weight etc. with complete technical details shall be enclosed together with technical bid.

1. General Arrangement of components in RTU panel. 2. Front view of RTU panel with dimensions. 3. Internal wiring diagram from Terminal blocks to I/O cards for RTU panel. The offer without above drawings and insufficient technical data to evaluate the

bid technically will not be considered.

CD for the softcopy of the same shall be provided with the tender bid.

• SCHEDULE OF DEVIATION :

Bidder shall bring out all the deviation from specification in separate schedule of deviation. • SCOPE OF SUPPLY :

The manufacturer’s scope of supply covers design, manufacturer, assembly, stage inspection, testing at supplier’s works, packing for shipment and delivery of equipment to the store in safe condition in accordance with this specification. THE BIDDER SHALL HAVE TO PROVIDE ALL THE ‘Guaranteed Technical Particulars’ as per Schedule-A (GTP) & details of ‘Technical documents / type test reports submitted’ as per Schedule-B.

The GTP submitted by the bidder in the offer if found to be not provided as per

the Schedule-A & if any of the type test reports from the list given above found to be more than 5 years old on the date of opening of the tender, then offer will be rejected without any prior confirmation. Also, if any of the type test reports from the list given above not submitted then it shall be indicated clearly by the bidder in the schedule of deviation.

Tender is for supply, erection, testing and commissioning of RTU panel along with Radio link and associated equipments as per the schedule. Work is to be completed on Turnkey basis by Vendor i.e. he will be responsible for supply, erection, testing and commissioning of RTU and data concentrator RTU with GE SCADA system as well as with existing GE D-20 RTU, where ever required, and integration of other equipments like radio link. Any changes in the database at control centers, if required, will be carried out by GETCO / SLDC in co-ordination with the vendor.



SCHEDULE – AGUARANTEED TECHNICAL PARTICULARS(To be submitted by bidder with the tender)

Sr. No. D e s c r I p t I o n Details

GENERAL (For all equipments)

1. Manufacturer’s name & address 2. Model No. 3. Mounting 4. Type 5. Installation 6. Suitable system Frequency 7. Applicable standards 8. Maximum temperature rise above : Ambient temperature of 50 oC



SCHEDULE – B

‘Technical documents / Type test reports submitted’(To be filled up by Bidder & to be submitted with tender)

Sr. No. Particulars YES NO Remarks

1. Certificate of OEM attached

2. Fresh certificate of chartered Engineer

indicating manufacturing capacity

submitted.

3. List of order with details of Qty. value of the order and Order No. Compulsory

with date (Executed during last 5 years)

a) For same rated equipment supplied

to GETCO

b) For higher rated equipment than

offered to GETCO

c) Same rated equipment supplied to

other utility with performance certificate

4. All 10 Nos. of Type Test reports

submitted are as per list given in TS &

not more than 5 years old.

5. List of performance certificate along

with copy of performance certificate

submitted.

6. Set of drawings as per the list given in

TS along with the CD of soft copy

submitted.

7. Copy of technical specification

submitted with the seal of OEM & sign

of CE

8. QAP submitted for offered equipment



9. GTP provided as per Schedule-A.

10. In case of failure of any equipment during guarantee period, supplier shall attend /

replace the same free of cost & if require supplier shall have to take the equipment to works at his cost. (To be confirmed by bidder)

11. Your offer fully complies to meet all the requirements as per TS & documents to be submitted as above.

I ____________________________________, the authorized signatory here by confirmed that the details pertain to Sr. No. 1 to 11 of Schedule-B submitted herewith the tender is correct in all respect and as per corporation’s requirements. If any detail there in found incorrect or inadequate/insufficient by corporation then decision of corporation will be acceptable to us without any further clarification. Signature of Authorized Representative of Company NAME : ___________________________________ STATUS : ___________________________________



SCHEDULE OF REQUIREMENTS

PART Item Description Total Qty.

A Supply of RTU panels comprising of

1 Small RTU / BCU (Protocol support Iec-101)

2 Iec- 101 Protocol RTU

3 Multi Function Meter (MFM)

4 RS232 to 485 Converter

5PLCC modem NSK-5 (ABB make) set with Power Supply housed in 19" rack and Communication Cable

6 Cabinet

7 Radio link Modem set

8 Repeater for Radio link Modem set

9 Control Cable in Mtr.

PART Item Description

B Installation & Commissioning of RTU Panels

1 I & C charges for RTU panels along with Radio Link and integration of associated equipments as per Part A of Schedule

Documents

SPECIFICATIONS OF RTU FOR WIND FARM SUB STATIONS … Office/18042011 B/10_… · specifications of rtu for wind farm sub stations ... and iec -255 - 4. ... specifications of rtu for