Kyoritsu 6016 Manual do Utilizador Página 45

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42
therefore, the connection between neutral point of the distribution system and earth
should be checked before testing.
If leakage currents flow in the circuit following the RCD, it may influence the
measurements.
The potential fields of other earthing installations may influence the measurement.
Special conditions of RCDs of a particular design, for example S- type, should be
taken into consi
deration.
The earth electrode resistance of a measuring circuit with a probe shall not exceed
table1.
Equipment following the RCD, e.g. capacitors or rotating machinery, may cause a
significant lengthening of the measured trip time.
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