1 低价供应高仿正泰隔离型双电源自动转换开关NH40-400/4SZ适用范围 NH40SZ自动转换开关，适用于交流50Hz、交流额定电压380V、额定电流至3150A、三相四 线制供电系统。 能实现常用电源与备用电源的自动和手动切换，在切换电源过程时，中断向负载供电。 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.低价供应高仿正泰隔离型双电源自动转换开关NH40-400/4SZ 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 相关产品* NZ1BR-63/3P NZ1BR-63/4P NZ1BR-60/3P NZ1BR-60/4P NZ7-63H/3 NZ7-63S/3 NZ7-63H/4 NZ7-100H/3 NZ7-100S/3 NZ7-100H/4 NZ7-225H/3 NZ7-225S/3 NZ7-225H/4 NZ7-400H/3 NZ7-400S/3 NZ7-400H/4 NZ7-630H/3 NZ7-630S/3 NZ7-800S/3 NZ7-800H/4

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