first pole. I1 will
flow also through the RCD, thereby, desensitizing it. The RCD, in fact,
will not sense the actual fault current I2, but only the portion I3 not
circulating through it, whose magnitude may be lower than its residual operating current. The fault might not be cleared by overcurrent
first pole. I1 willflow also through the RCD, thereby, desensitizing it. The RCD, in fact,will not sense the actual fault current I2, but only the portion I3 notcirculating through it, whose magnitude may be lower than its residual operating current. The fault might not be cleared by overcurrent
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