33673 | Schneider Electric

Undervoltage release, 33673, Schneider Electric

This is a MN undervoltage release for Compact NS 630b to Compact NS 3200 devices. Its rated voltage is 380 VAC to 480 VAC 50/60 Hz. It is an auxiliary used for emergency off or remote opening applications. This auxiliary opens the circuit breaker when the control voltage drops to a value below 35% of its rated voltage Un. It complies with IEC 60947 - 2 standard. Compact NS 630b to Compact NS 3200 device can be equipped with 1 MX or 1 MN auxiliary.