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: Type contains parts for a switch side at the top or bottom for 3- or 4-pole switches. Can also be attached: Module plate NZM4..-XKM.. or connection extension NZM4-..-XKV.. Can be used for: NZM4(-4), N4(-4)