正泰NH40系列NH40-250双电源隔离式开关

pc级双电源自动转换开关本体为负荷隔离开关，电磁驱动，切换速度快，是一种能够接通、承载、但不用于分断短路电流的atse。产品广泛适用于额定工作电压交流240/415v，频率50/60hz的的紧急供电系统。当一路电源发生故障时，可以自动完成常用电源和备用电源进行电源制件切换，而无需人工操作，以保证重要用户供电的可靠性。主要用于医院、商场、银行、人防、化工、冶金、高层建筑，军事设施和消防等不允许断电的重要场所。
正泰nh40sz自动转换开关，适用于交流50hz、交流额定电压380v及以下、直流额定电压440v及以下、额定电流至3200a、三相四线制供电系统.
nh40sz-20/3,nh40sz-20/4
nh40sz-25/3,nh40sz-25/4
nh40sz-32/3,nh40sz-32/4
nh40sz-40/3,nh40sz-40/4
nh40sz-63/3,nh40sz-63/4
nh40sz-80/3,nh40sz-80/4
nh40sz-100/3,nh40sz-100/4
nh40sz-160/3,nh40sz-160/4
nh40sz-250/3,nh40sz-250/4
nh40sz-400/3,nh40sz-400/4
nh40sz-630/3,nh40sz-630/4
nh40sz-1000/3,nh40sz-1000/4
nh40sz-1250/3,nh40sz-1250/4
nh40sz-1000/3,nh40sz-1600/4
nh40sz-2500/3,nh40sz-2500/4
nh40sz-3150/3,nh40sz-3150/4
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