草久久免费视频_日韩在线一区二区三区人_nxgx欧美_伊人久久大香线蕉aⅴ色_日本一二三区免费_久久久噜噜噜久久中文福利

Application：

ZMQ4-G self-reset over/under voltage delay protector is suitable for the distribution line of AC 50Hz, rated voltage 400V, rated operating current 125A and below, to protect single-phase, three-phase electric equipment against over/under voltage caused by neutral line fault, mainly in the incoming line of living users or the distribution line of the equipment where it needs

Normal operating conditions：

Ambient air temperature: -40°C~+50°C
Altitude: not higher than 2000m
Relative humidity: ≤85%
Installation: TH35-7.5 DIN rail

Model