LW9-145 outdoor H.V.A.C porcelain SF6 circuit brea
Time：2019-09-13
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 Product Introduction |
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LW9-145 outdoor H.V.A.C porcelain SF6 circuit breaker with spring operating mechanism，is a new kind of circuit breaker with self-blast interrupter 。This product has reliable performance and stable operation, is both single-pole operating and there-pole operating.It can adapt our requirements of various environmental conditions.
technical parameters
sequence number Terms LW9-145
1 Rated voltage kV 145
2 Rated current A 3150
3 Rated short-circuit breaking current kA 40
4 Rated short-time withstand current kA 40
5 Rated peak withstand current kA 100
6 Rated lightning impulse withstand voltage kV Across open breaks 650+100
To earth 650
7 Rated 1min power frequency
withstand voltage kV Across open breaks 275
To earth 275
8 mechanism spring
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Application |
| LW9-145 outdoor H.V.A.C porcelain SF6 circuit breaker with spring operating mechanism，is a new kind of circuit breaker with self-blast interrupter 。This product has reliable performance and stable operation, is both single-pole operating and there-pole operating.It can adapt our requirements of various environmental conditions. |
