Insulation Resistance Measurement (R Iso ); No Trip And Hi Current Modes Rcd/Fi - Fluke 1652C Calibration Manual

Insulation Resistance Measurement (R
Test Voltages
Model 1652C
250-500-1000 V
Test Insulation
Voltage Resistance Range
50 V
10 kΩ to 50 MΩ
100 kΩ to 20 MΩ
100 V
20 MΩ to 100 MΩ
10 kΩ to 20 MΩ
250 V
20 MΩ to 200 MΩ
10 kΩ to 20 MΩ
500 V
20 MΩ to 200 MΩ
200 MΩ to 500 MΩ
100 kΩ to 200 MΩ
1000 V
200 MΩ to 1000 MΩ
Note
The number of possible insulation tests with a fresh set of batteries is 2000.
Auto Discharge
Live Circuit Detection
Maximum Capacitive Load

No Trip and Hi Current Modes RCD/FI

Mains Input Voltage Range
Input Connection (soft key selection)
Limit on Consecutive Tests
Maximum Test Current @ 400 V
Maximum Test Current @ 230 V
Range Resolution
10 Ω 0.001 Ω
20 Ω 0.01 Ω
200 Ω 0.1 Ω
2000 Ω
Notes
[1] Valid for resistance of neutral circuit <20 Ω and up to a system phase angle of 30 °. Test leads
must be zeroed before testing.
[2] Valid for mains voltage >200 V.
)
ISO
Model 1653B
Model 1654B
50-100-250-500-1000 V
Resolution Test Current
0.01 MΩ 1 mA @ 50 kΩ
0.01 MΩ
1 mA @ 100 kΩ
0.1 MΩ
0.01 MΩ
1 mA @ 250 kΩ
0.1 MΩ
0.01 MΩ
1 mA @ 500 kΩ
0.1 MΩ
1 MΩ
0.1 MΩ
1 mA @ 1 MΩ
1 MΩ
Discharge time constant <0.5 second for C = 1 µF
or less.
Inhibits test if terminal voltage >30 V prior to
initiation of test.
Operable with up the 5 µF load.
100 - 500 V ac (50/60 Hz)
Loop Impedance: phase to earth
Line impedance: phase to neutral
Automatic shutdown when internal
components are too hot. There is also a
thermal shutdown for RCD tests.
20 A sinusoidal for 10 ms
12 A sinusoidal for 10 ms
Hi Current m mode: ±(2 % + 15 digits)
No Trip mode: ±(3 % + 6 digits)
Hi Current mode: ±(2 % + 4 digits)
No Trip mode: ±(3 %)
Hi Current mode: ±(2 %)
[2]
1 Ω ±6 %
Accuracy of Test
Voltage
(at rated test
current)
+10 %, -0 %
Accuracy
±(3 % + 3 digits)
±(3 % + 3 digits)
±(3 % + 3 digits)
±(1.5 % + 3 digits)
±(1.5 % + 3 digits)
±(1.5 % + 3 digits)
±(1.5 % + 3 digits)
±10 %
±(1.5 % + 3 digits)
±10 %
[1]
Accuracy
Electrical Installation Tester
Specifications
9