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.
For the 4 Pols MCCB of type NSX,
the main difference between 4P4D and 4P3D is in the neutral protection as follows:
- 4P4D: the neutral is Fully protected
- 4P3D: only the 3 main poles are protected while the neutral is not protected against any fault occurs inside it
the main difference between 4P4D and 4P3D is in the neutral protection as follows:
- 4P4D: the neutral is Fully protected
- 4P3D: only the 3 main poles are protected while the neutral is not protected against any fault occurs inside it
Released for: Schneider Electric Egypt and North East Africa
