GW4-40.5KV Outdoor high-voltage disconnector
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GW4-40.5KV Outdoor high-voltage disconnector
GW4-40.5KV high-voltage disconnector is a new type of switch according to the current international standards for a series of problems existing in the original GW4 switch.
The switch itself is equipped with a grounding switch, which can effectively prevent misoperation such as "hanging ground wire with electricity and closing with ground wire", and the operator does not have to connect with another grounding wire.
GW4-40.5KV medium voltage switch disconnector can be flexibly configured with single-sided grounding, double-sided grounding, manual mechanism, electric mechanism, integrated installation arrester, the switch comes with mechanical locking to prevent misoperation, and can be equipped with electromagnetic locks to realize the interlocking between the main knife switch and the ground knife, the isolation switch and the circuit breaker, which is widely used in photovoltaic, wind power stations, substations, SVG static var generator supporting equipment.
Model
|
Rated voltage
|
Rated current
|
Thermal Stability
|
Dynamic Stabilization
|
Power Frequency Withstand
|
Withstand voltage of lightning impulse (kV)
|
||
GW4 |
40.5 |
630 |
20 |
50 |
95 |
118 |
185 |
215 |
40.5 |
1250 |
31.5 |
80 |
|||||
40.5 |
1600 |
31.5 |
80 |
|||||
40.5 |
2000 |
40 |
100 |
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