Optional accessories for the NZM circuit breaker series offer an extensive portfolio of application options for worldwide use. Assembly is flexible and easy thanks to modular function groups. Notes: Door coupling rotary handle with rotary drive. Extension shaft NZM..-XV4. External warning sign/designation plate in German/English. Black and yellow lightning arrow. External warning sign/designation plate can be clipped in. For increased contact protection on the feed-in side, order IP2X finger protection. Standard, black/grey. Lockable in 0 position on the handle with max. 3 padlocks. Can also be modified in I position. Can be used for: NZM4(-4), N(S)4(-4)