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: for fitting to the mounting bracket when using N conductor or PE conductor terminal K25, K50 , K95 or K150. can be used for: NZM1(-4), PN1(-4), N(N/O)1(-4), NZM2(-4), N(N/O)2(-4)