Characteristics Per Function; Leakage Current Measurement; Insulation Resistance - Chauvin Arnoux C.A 6549 Mode D'emploi

7.2

CHARACTERISTICS PER FUNCTION

7.2.1 Voltage
q
Characteristics
Measurement
domain
Resolution
Precision
Frequency
range
q
Input impedance :
Measured
voltage
Input
impedance
q
Measurement category :
7.2.2

LEAKAGE CURRENT MEASUREMENT

q
Before an insulation measurement :
DC measurement
domain
Resolution
Precision
DC measurement
domain
Resolution
Precision
q
During an insulation measurement :
DC measurement
domain
Resolution
Precision
DC measurement
domain
Resolution
Precision
7.2.3

INSULATION RESISTANCE

q
Method : voltage-current measurement (as per DIN VDE 0413 Part 1/09.80, EN61557, 500V to 1000V)
100...9
1.0...99,9 V
0.1 V
± (1% reading +
5 points)
15 Hz...500 Hz or DC
750 kΩ to 3 MΩ depending on voltage measured
0...900 V 901...180
0 V
750kΩ 1.5MΩ
1000V CAT III or 2500V CAT I (transients ≤ 2,5kV)
0.000...0. 0.250...9.
250 nA 999 nA
1 pA 1 pA
± (15%L+ ± 10% L
10 pts)
1.000...9. 10.00...9
999 µA 9.99 µA
1 nA 10 nA
0.000...0. 0.250...9.
250 nA 999 nA
1 pA 1 pA
± (15%L+ ± 10% L
10 pts)
1.000...9. 10.00...9
999 µA 9.99 µA
1 nA 10 nA
86
1000...2
99 V 500 V
1 V 2 V
± (1% reading + 1point)
1801...27
00 V
2.25MΩ
10.00...99
.99 nA
10 pA
± 5% L
100.0...9
99.9 µA
100 nA
± 5% L
10.00...99
.99 nA
10 pA
± 5% L
100.0...9
99.9 µA
100 nA
± 3% L
2501...5
100 V
2 V
DC
2701...50
00 V
3MΩ
100.0...99
9.9 nA
100 pA
1000...30
00 µA
1 µA
100.0...99
9.9 nA
100 pA
± 3% L
1000...30
00 µA
1 µA