Accessories, Mechanical interlock, fixed mounting, Type 32, For 3 circuit-breakers with the same or different frame size: interlock: 2 against 1 / max. 2 ON. Any one or two circuit-breakers can be closed at the same time. In addition, three IZMX-MIL-CAB… cable kits are required. Select the appropriate part no. for each circuit-breaker., Installation type Fixed, For use with IZMX40…, INX40…