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Whether for Easypact or NSX , How can I find the references for curves B & D MCCB ?

The different tripping curves ( B, C, D ...etc ) are specific to the miniatures range because they are not adjustable.
As for the Easypact, it has a predefined operating curve ( specific to its tripping unit ).
As for the NSX, it has the option of an adjustable tripping unit. Therefore, the user can adjust the tripping curve required.

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