YJV 4*35 square millmeter

Using  features

1 Rated voltage Uo/U including 0.6/1kV, 1.8/3kV, 3.6/6kV, 6/6kV, 6/10kV, 8.7/10kV, 8.7/15kV, 12/20kv,21/35kv,26/35kv.

2 The highest allowed operating temperature of conductor for long-term working is 90°C. In short-circuit (Max. long-term is no more than 5 seconds). The highest temperature for conductor is no more than 250 °C ;

3 D,C. resistance of the conductor complies with the stipulations of GB/T3956-1997.

4 The insutallating environment temperature should be no lower than 0 °C . Otherwise it should be preheated. The min bending radius should be no smaller than 1 times f cabl outer diameter.

5 The cable is laid without horizontal drop limit.

6 Working Frequency voltage test:

For cable with Uo of 3.6KV or lower:2.5Uo+2KV/5 min without puncture

For cable with Uo of 3.6kv - 18kv:3.5Uo/5min without puncture

For cable with Uo of 21kv and 26kv :2.5Uo/30min without puncture

7 Partial Discharge Test:

The discharge volume should be no more than 10pC under 1.73 Uo for the cable.

8 Flame-retardant Character:

Flame-retardant cable could endure firing test in bundle stipulated in GB/T18380.3-2001.

     Low smoke & low halogen flame-retardat cable could endure firing test in bundle stipulated in GB/T18380.3-2001,and smoke density in firing should comply with stipulations of GB/T1966-2005.

    Low smoke & haligen-free flame-retardant cable could enduce firing test in bundle as GB/T18380.3-2001. Smoke density in firing should comply with stipulations of GB/T1966-2005. PH value of solution water of gas separated out should be less than 4.3 and electric conductivity rate should be no more than 10 μs/mm.

YJV 4*35 square millmeter