MV+MN over and under voltage release device

MV+MN over and under voltage release device

MV+MN over and under voltage release device is mainly used for over and under voltage protection with mini circuit breakers in lines of AC 50Hz and rated working voltage of 230V.


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Technical Data

Technical parameter item

Parameter values

Rated control voltage Us

AC 230V 50Hz

Rated insulation voltage Ui


Action characteristic

175V to 255V,the circuit breaker should be able to work for a long time

265V±10V and above,action 

165V±10V and below,action


Electrical life is not less than 4000 cycles

Normal working conditions and installation conditions

Ambient temperature:-5℃~40℃

Relative humidity:≤90%/25℃,≤50%/40℃

The altitude of the installation site shallnot exceed 2000m



Installation & Operation

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