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 attachment to the mounting bracket when using N-conductor or PE-conductor terminals K25, K50, K95 or K150. Can be used for: NZM1(-4), PN1(-4), N(S)1(-4), NZM2(-4), N(S)2(-4)