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Masterpact and PowerPact: What do the neutral protection (blue dial) settings mean?

Product Line:
Masterpact NW and NT and PowerPact L, P and R frames

Environment:
4 or 8 pole with neutral protection
Reference 48049-137-05 page 16, table 8 and figure 9.

Resolution:
Dial settings
4P 3D = Off
3P N/2 = N/2
4P 4D = N
Definition:
— Off—Neutral protection is turned off.

— N/2—Neutral conductor capacity is onehalf
that of the line conductors.

— N—Neutral conductor capacity is the
same as that of the line conductors.

— 1.6N—Neutral conductor capacity is 1.6
times that of the line conductors. (Threepole
circuit breaker only.)

Reference 48049-137-05 page 16, table 8 and figure 9.
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