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7/27/2019 Ts 240 Sqmm Cable Jspl
http://slidepdf.com/reader/full/ts-240-sqmm-cable-jspl 1/4
Item Unit
1 General
1.1 Manufacturer Name
1.2 Job No.
1.3 LOI No.
1.4 Equipment No.
1.5 Location
1.6 Height above MSL
1.7 Design ambient temperature oC
1.8 Design relative humidity %
1.9 Plant atmospheric condition
2 Requisition Data Sheet No.3 Major Parameters
3.1 Type
3.2 Application
3.3 Standard applicable
3.4 Voltage grade
3.5 Fault level
3.6 System Earthing
3.7 Suitable for system
a) Earthed
b) Unearthed
c) Short circuit current for 0.25 sec kA
d) Earth fault current for 1 sec kA
3.8 Value of oxygen index oC
3.9 Chemical added to protect cable against rodent
and termite attack
3.10 Sequential embossing of length provided on
outer sheath at every one meter
3.11 PVC rubber end caps provided3.12 End of cable sealed with caps to avoid ingress of
water during transportation and storage
4
0.25 (For 3 Core Combined)
29 at 27 2oC
Yes
Yes (By Printing)
Yes (PVC end Cap) Yes
40 kA for 3 secs (System Fault Level)
Resistance Earthed
No
Yes
40
D1(3C X 240 SQ.MM)
E2 (XLPE/PVC/GSS/FRLS-PVC)
HV Power Cable
IS:7098P-II/85
6.6 kV (UE)
Technical Specification Of 3CX240 SQMM 6.6KV (UE) cable
Outdoor
1000m
50
90
Corrosive, Contaminated with
Balance Data to be filled by the Vendor
3C X 240 SQ.MM
N/A
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4.1 Material
4.2 Number of wires
4.3 Shape
4.4 Standard applicable
4.5 Conductor Temparaturei) Rated 0
C
ii) During Short Circuit 0C
5 Inner sheath5.1 Standard applicable
5.2 Type
5.3 Material
5.4 Extruded
5.5 Minimum thickness mm
5.6 Colour scheme for identification
6 Insulation6.1 Type
6.2 Material
6.3 Colour scheme for identification
6.4 Insulation thickness mm
6.5 Standard applicable
6.6 Screening
6.7 Type of Screening7Armouring7.1 Type of material
7.2 Nominal diameter of wire mm
7.3 Thickness of strips
7.4 Standard applicable
8Outer sheath8.1 Type
8.2 Colour
8.3 Material
8.4 Thickness
a) Nominal mm
b) Minimum mm
Black
PVC
N/A
2.52
Galvanised steel Strips
N/A
4.0 X 0.8
IS:3975
FRLS ST2(with anti-rodent & anti-termite
RED, YELLOW, BLUE colour strip shall be
3.6(nom.)
IS:7098P-II/85
Yes
Conductor Screen: Extruded
Yes
As per IS:7098P-II
Black
Extruded
Cross Linked Polyethylene
90
250
IS:5831
ST-2
PVC
Aluminium
37
Circular
IS:8130/84
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8.5 Extruded
9 Dimension9.1 Nominal overall diameter of cable mm
9.2 Calculated diameter under armour mm
9.3 Nominal diameter under outer sheath mm
9.4 Calculated diameter under outer sheath mm
10 Screening /shielding10.1 Over conductor
10.2 Over insulation
11 Technical parameters11.1 Resistance of each conductor per 1000 meters
length of complete cable
a) Maximum DC resistance at 20oC W
b)
A.C. resistance at 70
o
CW
11.2 Continuous AC current rating of cable
a) When laid direct in ground Amp
b) When laid in ducts Amp
c) When laid in air Amp
11.3 Equivalent star reactance per 1000 meter length
of cable at 50 Hz.W
11.4 Minimum volume resistivity of insulation
11.5 Maximum permissible short circuit current for
duration of one second
11.6 Voltage drop per 1000 meter/amp length of
cable
a) When laid direct in ground Volt
b) When laid in ducts Volt
c) When laid in air Volt
11.7 Approximate net weight per 1000 meter length
of cable
kg
11.8 Standard length of cable m
11.9 Maximum tolerance on total length of cable of
each type
%
11.10 Maximum tolerance on individual drum %
12 Insulation resistance12.1 Core to core MW/km Volume Resistivity of Each Core 1 X 10
14
86
123
6300
As per Drum Schedule
+/-5%
+/-5%
0.085
1x10¹4
at 270C & 1x10¹² at 90
0C
22.6 kA (For Conductor)
98
315
275
395
Extruded Semiconducting Compound
Extruded Semiconducting Compound
0.125
0.16
71.1
61.2
65.1
62.8
Yes
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12.2 Core to screen MW/km
13 Drum dimensions
13.1 Approximate overall height of drum mm
13.2 Approximate gross weight of drum kg
13.3 Approximate outer diameter of drum mm
13.4 Minimum bending radius for laying of cables mm
14 Recommended pulling force
14.1 When conductor pulled by pulling eye kgf
14.2 When cable pulled with stocking kgf
15High Voltage Withstand Test Values
15.1 Power Frequency Withstand Voltage kV
15.2 Impulse Withstand Voltage kV
15.3 DC Withstand Voltage V
16 Additional Informations16.1 FRLS Tests
a) Min. Oxygen Index test as per ASTM-D-2863 deg.C
b) Min. Temp. index as per ASTM-D-2863 deg.C
c) Max. Smoke density rating as per ASTM-D-2843 %
d) Max. Halogen acid gas evolution as per IEC-754-I %
e) Flammability test
16.2 Marking on outer sheath
60
20 by weight
Applicable,
75
Not Applicable
29 at 27 + 20C
250
15 Times of the cable OD.
30N/MM²
9 X D2
17 kV for 5 Minutes
(Ohm-cm) at 270C & 1 X 10
12(Ohm-cm) at
2100
3700
Refer S.No. 13.1 above