Optional accessories for the NZM circuit breaker series offer an extensive portfolio of application possibilities for worldwide use. Installation is flexible and simple thanks to modular function groups. Notes: Immediate shutdown of the NZM circuit breaker or N load disconnector when the control voltage drops below 35-70% US. Can be used for EMERGENCY STOP devices in conjunction with EMERGENCY STOP buttons. If the undervoltage release is de-energized, touching the main switch contacts is safely prevented when attempts are made to switch it on. The undervoltage release cannot be installed at the same time as the leading auxiliary switch NZM..-XHIV.. or the shunt release NZM..-XA.. Can be used for: NZM2 (-4), N (S) 2 (-4), NZM3 (-4), N (S) 3 (-4)
