欧美精品一区二区,国产日韩欧美,欧美一性一乱一交一视频,欧美午夜理伦三级在线观看,欧美乱妇狂野欧美在线视频,欧美老熟妇又粗又大,欧美性受XXXX黑人XYX性爽,欧美影院
BYEW
BYEW series air circuit breaker (ACB)
BYEW series ACB is suitable for distribution network with AC 50Hz, rated working voltage of 400V / 690V and rated current of 200-6300A, which is used to distribute electric energy, protect lines as well as power equipments from overload, short circuit, under voltage, single-phase grounding, residual current and other faults. The selective protection of the circuit breaker is accurate, which can improve the reliability, continuity and safety of the power supply system.
Features and highlights

High break, Icu=Ics=Icw=138kA；

High performance, power frequency withstand voltage = 4000V, impulse withstand voltage Uimp = 12kV;

Low temperature resistance, pass the low temperature - 45 ℃ test;

Salt spray resistance, pass long-term 72h salt spray test;

Beautiful and novel appearance.

返回頂部
Copyright ? Guangzhou Baiyun Electric Equipment Co., Ltd. All Rights Reserved 粵ICP備05024257號-2
欧美精品一区二区,国产日韩欧美,欧美一性一乱一交一视频,欧美午夜理伦三级在线观看,欧美乱妇狂野欧美在线视频,欧美老熟妇又粗又大,欧美性受XXXX黑人XYX性爽,欧美影院