Справочник Пользователя для Benning IT 120 B 044102
Модели
044102
73
EIN/AUS
ON/OFF
SPEICHERN
MEM
HILFE HELP
KAL CAL
IT 120 B
IT 120 B
L1
L2
L3
PE
R
E
Zi
L1
PE
L2
L/L1
N/L2
PE/L3
IMD
Figure 11.5: Connection of test commander and universal test cable
Step 4
Before measuring, please observe the warnings displayed and the online voltage/ termi-
nal monitor. If you do not observe any problems, press the TEST key. After the measu-
rement, the measuring results are displayed together with a PASS/ FAIL information (if
applicable).
nal monitor. If you do not observe any problems, press the TEST key. After the measu-
rement, the measuring results are displayed together with a PASS/ FAIL information (if
applicable).
Figure 11.6: Example of a first fault current measuring result
Displayed results:
I
I
SC1
first fault current between L1 and the PE conductor
I
SC2
first fault current between L2 and the PE conductor
If required, it is possible to save the displayed measuring results. Please refer to chapter 6.1 for
further information. „Saving measuring results“.
further information. „Saving measuring results“.
11.4 Technical data
Here, only technical data are listed which differ from the data in chapter 9.
11.4.1 First fault leakage current (ISFL)
Measuring range (mA)
Resolution (mA)
Accuracy
0.0 - 9.9
0.1
± (5 % of reading + 3 digits)
10 - 19
1
± (5 % of reading)
measuring resistance
approx. 1000 Ω