OmegaPATPlus / BetaPATPlus Measurements
41
properly between the PRCD socket of the instrument and the mains connections
of the RCD (as illustrated in chapter
6.8.1 RCD test on appliance
).
The conditions for performing the test are fulfilled when the displayed voltage
indication shows that a voltage is applied.
Press the START key to begin the 1
st
test (I
Δ
N
, 0º). The measurement normally
trips an RCD within the allowed time period. The following menu is displayed:
Example of RCD test result
Step 3
Reset the RCD.
The instrument automatically proceeds with the 2
nd
test (I
Δ
N
x1, 180º).
The test passes if the RCD trips inside the predefined limits on both polarities. If this is
the case, a PASS indication will be displayed.
The measurement can be aborted at any time by pressing ESC key.
Examples of RCD single test results
6.8.4 How to perform RCD auto test
Enter RCD auto test menu as described in chapter
6.8.2 How to perform an RCD test
.
RCD auto test menu
For the RCD test the appliance must be plugged in the instrument's main test socket
and the PRCD test probe must be connected.
