UNDERVOLTAGE RELEASE NZM1-XU380-440AC

Undervoltage release 380-440 VAC 50/60 Hz. Complies with UL/CSA and IEC standards. Terminal connection on the left side of the switch. Immediate disconnection of the NZM circuit breaker or N load isolator when control voltage drops below 35–70% of Un. Used in conjunction with emergency stop devices and emergency stop buttons. When the undervoltage release is disabled, accidental contact with the primary contacts of the switch is prevented during connection. Undervoltage releases cannot be installed simultaneously with the NZM...-XHIV... predictive auxiliary contact or NZM...-XA... shunt trip. For use with NZM1(-4), N(S)1(-4). This product description is an automated translation of the original Finnish description.