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: Enables quick and inexpensive pre-assembly of different sizes with/without rotary handle or remote operator to the same front depth. Can be used for: NZM1(-4), PN1(-4), N(S)1(-4), NZM2(-4), PN2(-4), N(S)2(-4)