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Auxiliary Contact installation is possible in Two Poles MCCBs same as in Three Pole and Four Pole MCCBs, but it is not possible to install and use OF/SD Auxiliary Contact 29450 in the Single Pole Compact NS MCCB.
Note that you can only have the either OF or SD information with this 29450 Auxiliary Contact for Two Pole MCCB, you cannot use it for SDE information.