LW□-252 outdoor H.V.A.C porcelain SF6 circuit brea
Time：2019-09-13
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 Product Introduction |
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LW□-252 outdoor H.V.A.C porcelain SF6 circuit breaker with spring hydraumatic 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 LW□-252
1 Rated voltage kV 252
2 Rated current A 4000
3 Rated short-circuit breaking current kA 63
4 Rated short-time withstand current kA 63
5 Rated peak withstand current kA 160
6 Rated lightning impulse withstand voltage kV Across open breaks 1050+200
To earth 1050
7 Rated 1min power frequency
withstand voltage kV Across open breaks 460+145
To earth 460
8 mechanism hydraumatic |
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Application |
| LW□-252 outdoor H.V.A.C porcelain SF6 circuit breaker with spring hydraumatic 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. |
