3.2 IEC Lead Test
Always refer to and perform 3.1 before proceeding
The following are performed:-
Earth Continuity measurement
- measures resistance of
the lead earth.
Insulation measurement
- measures resistance between
earth and line and between earth and neutral.
Wiring Polarity check
- checks for open or short circuit
wiring and crossed wiring.
Test Connections
u
Refer to the IEC Lead connection diagram below.
u
Plug the IEC lead plug into the HPAT500 front panel
mains socket (1).
u
Connect the other end of the IEC lead to the HPAT500
IEC input socket (3).
IEC Lead
Connection
Automatic Test Sequence
u
Press
LEAD
to select the IEC Lead test and display the
test screen.
u
The HPAT500 will perform the Lead Earth Continuity
Test, Class I Insulation Test and wiring polarity check
with no further interaction from the operator unless the
test fails.
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