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: Complete including rotary drive and coupling parts. External warning sign/designation plate can be clipped in. Standard, black/grey. Lockable on the handle and switch with a maximum of 3 padlocks each. Lockable in 0 position on the handle, lockable in 0 position on the switch with a maximum of 3 padlocks. Can also be modified in I position. With door lock. Can be used for: NZM4(-4), N(S)4(-4)