Power Cable CU/XLPE/SWA/PVC 11kV 15kV 20kV 33kV XLPE cable price

Power Cable CU/XLPE/SWA/PVC 11kV 15kV 20kV 33kV XLPE cable price

 

1. Rated voltage: Uo/U: 26/35kV, 21/35kV, 12/20 kV (24 kV), 8.7/10kV, 8.7/15kV, 6/6kV, 6/10kV.

2. No. of core: Single-core, Three-core etc.

3. The highest allowed operating temperature of conductor for long-term working is 90oC. In short-circuit (Max. Long-term is no more than 5 seconds). The highest temperature for conductor is no more than 250.

4. D.C Resistance of the conductor complies with the stipulations of GB/T3956-1997.

5. The environment temperature should be no lower than 0 when lay. Otherwise it should be preheated.

6.The cable is laid without horizontal drop limit. The Min. Bending radius of three-core cable should be no smaller than 12 times of cable outer diameter.

7. Working Frequency Voltage Test:.

For cable with Uo of 3.6kV or lower: 2.5Uo+2kV/5min without puncture. 
For cable with Uo of 3.6kv~18kV: 3.5Uo/5min without puncture. 
For cable with Uo of 21kV and 26 kV: 2.5Uo/30min without puncture.

8. Partial Discharge Test: The discharge volume should be no more than 10pC under 1.73Uo for the cable.

 

Standards of power cable

IEC60502-1 2004  ISO9001:2008  GB/T12706-2008, designing and manufacturing special power cable according to the other standards required by the customer 

 

Specification for power cable

1.The long-time permissible working temperature of cable conductive core is not more than 70 °C.

2.During short circuit (max. permanent time is not more than 5 seconds), the max temperature of cable conductor is not more than 165°C.

3.The difference level of laying cable is not restricted.When laying the cable,ambient temperature is not lower than 0°C.

4.They have good chemical stability,and properties of acid resistance,alkali resistance,salt resistance,oil resistance,solvent resistance and flame resistance.

5.Light weight,good bending property and easy installation and maintenance.

  

Specification for XLPE cable