GW11A-550 double column horizontal retractable type disconnector
Time：2019-09-15
Source：
Browse：次
 Product Introduction |
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Application |
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1 Rated voltage kV 550
2 Rated current A 4000
3 Rated short-time withstand current kA 63/3s
4 Rated peak withstand current kA 160
5 Rated lightning impulse withstand voltage kV Across open breaks 1675+450
To earth 1675
6 Rated 1min power frequency
withstand voltage kV Across open breaks 740+315 To earth 740
7 Rated switching impulse
withstand voltage kV Across open breaks 1175+450
To earth 1300
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