Fluke 1550C - Page 49

Insulation Tester
Specifications
31
1000 V < 200 kΩ
200 kΩ to 20 GΩ
20 GΩ to 200 GΩ
> 200 GΩ
unspecified
5 %
20 %
unspecified
2500 V < 200 kΩ
200 kΩ to 50 GΩ
50 GΩ to 500 GΩ
> 500 GΩ
unspecified
5 %
20 %
unspecified
5000 V < 200 kΩ
200 kΩ to 100 GΩ
100 GΩ to 1 TΩ
> 1 TΩ
unspecified
5 %
20 %
unspecified
10,000 V < 200 kΩ
200 kΩ to 200 GΩ
200 GΩ to 2 TΩ
> 2 TΩ
unspecified
5 %
20 %
unspecified
Bar graph range:
Insulation test voltage accuracy:
Induced ac mains current rejection:
Charging rate for capacitive load:
0 to 2 TΩ
-0 %, +10 % at 1 mA load current
2 mA maximum
5 seconds per μF
Discharge rate for capacitive load: 1.5 s/µF
Range Accuracy
Leakage
Current
Measurement
1 nA to 2 mA ±(20 % + 2 nA)
Capacitive
Measurement
0.01 μF to 20.00 μF ±(15 % of reading +
0.03 μF)
Range Resolution
Timer
0 to 99 minutes
Setting: 1 minute
Indication: 1 second
Warning Range Voltage Accuracy
Live circuit
warning
30 V to 1100 V
ac/dc, 50/60 Hz
±(15 % + 2 V)