LEGRAND 0 281 64 Mode D'emploi page 44

Protection unit
0 281 71 for DMX 1600
3
6 696 05 for DMX-SP 2500
External Neutral current sensor for earth fault and neutral protection
It's possible to use it with 3 poles breakers and it's installed on the neutral busbar, in order to provide
the following protections, but guarantee the continuity on Neutral:
- neutral protection (with all the protection units versions);
- ground protection (only on versions 0 281 66 and 0 281 68) .
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