JN15-12/40Indoor high voltage grounding switch

1. Model No.: JN15-12/40 12KV high voltage electric earthing switch

2. Standard: GB 1985-2004 AC high voltage disconnect switch and earthing switch, IEC62271-102:2002

3. Application:KYN-28, KYN61-40.5 HV switchgear and various types HV switchgear, Indoor 3 phase AC 50(60)Hz power system.

4. Main function: Used for earthing protection

5.Using environment:
1,Ambient air temperature limit: +40, lower limit: -20 degrees centigrade
2,The altitude is not more than 1000mm. If more than 1000mm, please indicate when ordering;
3,The daily average value of relative humidity :≥95%, and the monthly average value :≥ 90%;

4,The intensity of the earthquake is not more than 8 degrees;

5.Mechanical life: 2000 times.

6,gradation for surface pollution: II.

7,others type electric earthing switch like 24kv, 40.5kv