Voltage loss release

Automatically trips the circuit breaker when the supply voltage drops below a certain threshold or is lost entirely.

Typical Applications：

Protection of voltage-sensitive equipment, prevention of low-voltage operation, and avoiding unintended startups.

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Product Features

Circuit breaker body
ETM-TZ mechanical interlock
ETM-MV+MN over-undervoltage release
ETM-MN undervoltage release
ETM-MV overvoltage release
ETM-MNs voltage loss release
ETM-MX+OF shunt release and auxiliary contact
ETM-MX shunt release
ETM-OF auxiliary contact
ETM-FB auxiliary and alarm contact

Technical Data
Model	ETM-MNs
Standard	IEC/EN 60947-5-1
Rated voltage (Ue)	230VAC
Operating frequency	50/60Hz
Undervoltage protection interval	(35%~70%)Ue
Normal recovery voltage	≥85%Ue
Rated insulation voltage (Ui)	400V
Rated impulse withstand voltage (Uimp)	2.5kV
Pollution degree	2
Reset function	Yes
Mechanical state indicator	Yes
Terminal type	Lug type
Terminal capacity	Up to 2.5mm²
Tightening torque	0.8 N.m
Ambient temperature	-5℃~+40℃
Storage temperature	-25℃~+70℃
Product width	18mm
Compatible product	T Series MCB, RCBO

Document currently available in English only.

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