This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
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.