Further information for Schneider Electric 21130 overvoltage release MN P25M 380/415 V
Undervoltage release MN for P25R. Operating voltage (Ue) 380-415V. To ensure monitoring of the power supply of several machines. Prevents uncontrolled restart of the motors. Causes the associated circuit breaker to be triggered when the voltage drops (response threshold between 70 and 35% of Un). The undervoltage release only allows the machine to be switched on again when the voltage is restored. Emergency stop via opening button.