Optional accessories for the NZM circuit breaker series offer an extensive portfolio of application options for worldwide use. Installation is flexible and easy thanks to modular function groups. Notes: For mesh network switches. Maximum duty cycle = 1s Operating range 10-110% Us. Not UL/CSA approved. Rated control supply voltage 230VAC. Cannot be installed at the same time as leading auxiliary switch NZM..-XHIV.. or undervoltage release NZM..-XU.. Ensure short-term operation by connecting a normally open contact M22-(C)K10. The maximum duty cycle of the shunt release for mesh network switches is 1s. Lead of the auxiliary contact when switching on (manual operation): approx. 90ms. Can be used for: NZM4(-4), N(S)4(-4)