Undervoltage delay units (MN delay Units) for Compact NS and Masterpact NW

How can we help you today?

Undervoltage delay unit or MN delay unit for Compact NS and Masterpact NW

To eliminate circuit-breaker nuisance tripping during short voltage dips, operation of the MN release can be delayed.
This function is achieved by adding an external delay unit in the MN voltage-release circuit.

Two versions are available, adjustable and non-adjustable.

Please find the Characteristics and Part no. as below.