Product Overview:LW39-126KV SF6 Circuit Breaker
The LW39-126KV SF6 Circuit Breaker is an outdoor product suitable for use in AC 50 Hz/60Hz power grids with a maximum voltage of 126/145kV in areas with an altitude not exceeding 3000m and a pollution level not higher than IV. It is used to cut off rated current, fault current, or transfer lines, achieve control and protection of the power system, and can also be used as a contact circuit breaker.
Specifications and Parameters:
|
Rated voltage |
126kV, 145kV |
|
Rated current |
3150A, 4000A |
|
Rated short-circuit current |
31.5kA, 40kA |
|
Line charging current switching test |
C2 |
|
Rated short-circuit breaking times |
22 times |
|
Mechanical lifespan reaches |
10000 times |
|
Low and high temperature tests |
-50℃ ～+55℃ |
|
Annual SF6 leakage rate |
＜0.5% |
Product Features:
It has the characteristics of long electrical life, low operating power, low noise, and high reliability. In the current trend of oil-free and high-capacity power equipment, it can replace imported products of the same type.
We offer the most advanced engineering design solutions and product technology solutions to global power customers, and continue to create value for the commercial success of global power customers.
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