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18 Differential digital tester
Technical specifications
Current settings
3 mA, 5 mA, 10 mA, 15 mA, 20 mA, 230 mA, 50 mA, 100 mA, 150 mA,
250 mA, 300 mA, 500 mA
Nominal current
selection
Rotative selector
Phase start selection
0 or 180° to earth
Over-temperature
protection
yes (3 sensors)
Wiring indication
yes (LEDs)
Tripping indication
yes (LCD)
Phase polarity trip
indication
yes (LCD) referenced to earth
Operating voltage
230 V
AC
Voltage measurement
(L-E)
20 V
AC –
280
V
AC
Timer
Resolution
1 ms (max. : 2.999 s)
Er. Max.
25 ms
Current accuracy
% proportional to voltage
Voltage measurement
Resolution
1 V
AC
Accuracy
1 V
AC,
2 %
Current
Operating voltage
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