MI 3110 EurotestIM
Measurements
– a.c. LV IT installations
31
First fault leakage current measuring procedure
❑
Select the
ISFL
function.
❑
Enable and set
limit
value (optional).
❑
Connect
3-wire test lead or mains measuring cable to the instrument and tested
installation (see Figure 5.12 and
❑
Press the
TEST
key to start measurement.
❑
Store
the result (optional).
Figure 5.14: Examples of measurement results for the first fault leakage current
Displayed results:
Isc1 ......... First fault leakage current at single fault between L1/PE,
Isc2 ......... First fault leakage current at single fault between L2/PE.
