10KV Combination connection type Surge Lightning arrester for overvoltage protection
Negotiable /Piece
Min.Order:100 Pieces
Wenzhou Mingneng Electrical Co., Ltd.
technical parameter
System rated voltage(KV) | Protector rated voltage(KV) | Wiring method | MCOV(KV) | D.C U1Ma≥KV | Power frequency reference voltage ≥KV | Residual voltage of nominal discharge current ≤KV | 2ms Rectangular impulse current withstand ≥KA |
10 | 17 | phase- phase | 13.6 | 25.0 | 18.0 | 45 | 400 |
phase- earth | 23.0 | 17.0 | 45 |
Normal service conditions:
1.The ambient air temperature is no higher than +40 degree. no lower than -40 degree.
2.The altitude above sea level does not exceed 2000m
3.Power frequency 48Hz~62Hz
4.Maximum wind speed does not exceed 35m/s
5.The earthquake intensity does not exceed 7 degrees
6.The voltage that long-time exerted shouldn't exceed its Max MCOV