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 direct rear mounting of the switch on the side wall of the control cabinet or control cabinet door. Rear switch operation through the side wall or control cabinet door. For switches with toggle lever. For increased contact protection on the feed-in side, the IP2X finger protection can be ordered. Standard, black/grey. Can be locked in the 0 position on the handle with up to 3 padlocks. Can be used for: NZM1, N1, NS1, PN1