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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