Business Type: Manufacturer/Factory
Fuzhou, Fujian, China
Circuit breaker refers to a switching device that can close, carry and break the current under normal loop conditions and can close, carry and break the current under abnormal loop conditions within a specified time.
|2||Rated insulation level||Power frequency withstand voltage (1 min)||KA||On the ground/interphase 42/48|
|Lightning impulse withstand voltage (peak value)||On the ground/interphase 75/85|
|5||Rated short-circuit breaking current||kA||20||25||31.5||31.5||40||40|
|6||Rated short-time withstand current (effective value)||kA||20||25||31.5||40||40||40|
|7||Rated withstand current (peak value)||kA||50||63||80||100||100||100|
|8||Rated short-circuit making current (peak value)||kA||60||63||80||100||100||100|
|9||Rated short-circuit current duration||S||4|
|11||1min power frequency withstand voltage of secondary circuit||V||2000|
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