
RCD type B+: when type B isn't enough
From AC to B+: what separates the six RCD types and when type B stops being enough.
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Notes from the workshop
Posts tagged “basics”.

From AC to B+: what separates the six RCD types and when type B stops being enough.

What actually separates B, C and D breakers: the magnetic trip threshold, not overload protection. With a trip curve and some of the math behind it.