Optional accessories for the circuit-breaker series NZM offers a comprehensive portfolio of application options for use world wide. The mounting is always flexible and easy thanks to the modular function groups. Notes: enables switching when control panel door is open. Push-fits on to the extension shaft. 100 mm free extension shaft required. Cannot be combined with NZM...-XT...60 door coupling rotary handles as well as NZM...-XT...0. Can be used for NZM1(-4), PN1(-4), N(N/O)1(-4) , NZM2(-4), PN2(-4), N(N/O)2(-4)