MDtest (100-140 V) - User’s Manual 4 Measurements
4.6.3 Direct method, DUT with an internal electrical power source -
IdirPatB
Figure 13: IdirPatB measurement
Do not touch the exposed conductive parts of the tested appliance while
measurement is in progress – RISK OF ELECTRIC SHOCK!
The test voltage is max. 127 V / 50 or 60 Hz and the short circuit
current is approximately 1.5 mA.
Leakage current measurement is also possible if the MDtest is con-
nected to the IT mains.
Procedure:
• Press the [8 IDIR BATTERY] key and release it.
• Plug the applied part into the PAT terminal.
• Plug the test lead into the PE terminal.
• Switch on tested appliance’s mains switch.
• Press the test tip against the exposed conductive part of the tested appliance.
• Press the [TEST] key.
• The last measured value is displayed after finishing the measurement.
• Switch off the tested appliance’s mains switch.
c
2018 ILLKO, s.r.o. www.illko.cz Page 33
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