OPERATING MANUAL PAT-806 version 1.08
37
4.8 Measurement of differential leakage current
It is recommended for checking the welding equipment to use the measurements: the
leakage current of the primary circuit and leakage current welding circuit.
Press
I
∆
. After that meter is prepared for
measurement.
Connect the mains plug of the tested device into the test socket
of the meter. The measurement is made between shorted L, N
and PE. In addition, it is possible to carry out the measurement
with the probe connected to
R
ISO
-
socket.
Settings and the measurement are as in 4.5.1.
Notes:
During the measurement in the test socket the voltage of mains is present.
