Undervoltage release MN Selective Multi 9 OEM (delayed). Operating voltage (Ue) 220-240V AC. Causes the device with which it is combined to trip when the input voltage drops (between 70% and 35% of Un). Prevents the device from closing until the input voltage is restored. No tripping in the event of short-term voltage drops (up to 0.2 s). With mechanical status indicator light (red) on the front. Emergency stop by opening button. Ensures the safety of the power supply circuits for several systems by preventing accidental switching on. The undervoltage release MN complies with the following standards - IEC/EN 60947-1, EN 60947-2.