XLPE Insulated No Halogen Low Smoke Fire Retardant Power Cable For Rated Voltage Up To And Including 35KV
1.Has passed CE,ISO..
XLPE Insulated No Halogen Low Smoke Fire Retardant Power Cable For Rated Voltage Up To And Including 35KV
Product standard
Enterprise standard
Application
This product is produced in accordance with RCCE and NF series standards and IEC60502,IEC60332-3,IEC60754,IEC601034
Operating characteristics
1.(U0/U)0.6/1KV, 3.6/6KV, 6/6KV, 6/10KV, 8.7/10KV, 8.7/15KV, 18/20KV, 21/35 KV, 26/35KV.
The rated voltage(U0/U)0.6/1KV, 3.6/6KV, 6/6KV, 6/10KV, 8.7/10KV, 8.7/15KV, 18/20KV, 21/35 KV, 26/35KV.
2. Max. permissible continuous operating temperatures of conductor not exceed 90°C, Max. short-circuit temperature of conductor shall not exceed 250°C. (5s Max. duration)
3.The ambient temperature under installation shall not below 0°C, the Min. bending radius: not less than 8 times for the cable of external diameter no more than 40mm; not less than 16 times for the others.
4.Test voltage of cable
Rated Voltage KV | 0.6 | 1.8 | 3.6 | 6 | 8.7 | 12 | 18 | 21 | 26 |
Test voltage KV | 3.5 | 6.5 | 12.5 | 21 | 30.5 | 42 | 63 | 73.5 | 91 |
5.Combustible and caustic property of cable
Item of test | Unit | Performance | ||
Density of smoke test Min. light transmittance | % | 60 | ||
Causticity of test Min. PH value Max. electric conductibility | μS/mm | 4.3 10 | ||
Combustion test of bundled cable grade of test Time of supply fire Total volume of combustible material per meter Length affected by combustion | Min l/m m | A 40 7 | B 40 3.5 | C 20 1.5 |
<2.5 | ||||
6.Engine physics performance of insulation and sheath
Test item | Unit | Performance | |
Insulation | Sheath | ||
Before ageing test |
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Min. tensile force | N/mm2 | 12.2 | 9 |
Min. elongation of rupture | % | 200 | 125 |
After aged by oven |
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Temperature | °C | 135±3 | 100±2 |
Duration | h | 168 | 168 |
Max. rate of change of tensile strength | % | ±25 |
|
Min. tensile strength | N/mm2 |
| 9 |
Max. rate of change of elongation at break | % | ±20 |
|
Min. elongation at break | % |
| 110 |
Test for thermal extension |
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Air temperature | °C | 200±3 |
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Loading time | Min | 15 |
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Mechanical tensile force | N/mm2 | 0.2 |
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Max. elongation when loading | % | 175 |
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Maximum permanent deformation after cool | % | 15 |
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Delivery lengths
The single length of cable is not less 100m, shortage length more than 20m may be delivered, but not exceed 10% of the total length, delivered special requirement to be discussed between the supplier and the buyer, the tolerance of length shall not exceed in ±0.5%.
