A 1322 / A 1422
Technical specifications
39
8.1.9 Continuity
of
the protective circuit (acc. to IEC/ EN 60974-4)
Test current set to 10 A
Range Resolution
Accuracy
0.00
1.99
0.01
(5 % of r 3 digits)
2.00
19.99
0.01
10 %
Test current set to 200 mA
Range Resolution
Accuracy
0.00
1.99
0.01
(5 % of r 3 digits)
2.00
9.99
0.01
10 %
10.0
19.9
0.1
10 %
Master instrument
powered by: ..................... battery* or mains for 200 mA test
mains for 10 A test
Test currents: ................... 10 A (
5 %) into 100 m
at mains voltage of 230 V
200 mA into 2.00
Open circuit voltage: ........ <9 V AC
Test lead compensation ... up to 5
Lead calibration: .............. no
Pass levels [
]: ................ 0.10
0.90, 1.00
Test duration [s]: .............. 2, 3, 5, 10, 30
Test method: .................... 2-wire measurement, floating to earth
Test terminals: ................. EB/S (or S/C1) test probe terminal – test socket (A 1422:
16A-5p, 32A-5p or 16A-3p) (PE terminal)
* MI 3310 only
8.1.10 Insulation resistance (supply circuit to protective circuit) (acc. to IEC/ EN
60974-4)
Insulation LN-PE readout:
Range Resolution Accuracy
0.000 M
0.500 M
0.001
M
(10 % of r 5 digits)
0.501 M
1.999 M
0.001
M
(5 % of r 3 digits)
2.00 M
19.99 M
0.01
M
20.0 M
199.9 M
0.1
M
Nominal voltage: .............. 500 V DC (- 0 %, + 10 %)
Measuring current: ........... min. 1 mA at 500 k
(500 V)
Short circuit current: ......... max. 2.0 mA
Pass levels [M
]: ............. 2.50, 5.00, 10.00, none
Test duration [s]: .............. 2, 3, 5, 10, 30, 60, 120, 180, none
Test terminals: ................. Test socket (A 1422: 16A-5p, 32A-5p or 16A-3p) (L1, L2, L3,
N terminals shorted) – test socket (A 1422: 16A-5p, 32A-5p or
16A-3p) (PE terminal)
