MI 3122 Smartec Z Line-Loop / RCD
Technical specifications
48
Prospective fault current (calculated value)
Measuring range (A)
Resolution (A)
Accuracy
0.00
9.99
0.01
Consider accuracy of fault
loop resistance
measurement
10.0
99.9
0.1
100
999
1
1.00k
9.99k
10
10.0k
23.0k
100
The accuracy is valid if mains voltage is stabile during the measurement.
Test current (at 230 V) ...................... 6.5 A (10 ms)
Nominal voltage range ...................... 30 V
500 V (45 Hz
65 Hz)
8.2.2 RCD selected
Fault loop impedance
Measuring range according to EN61557 is 0.46
9.99 k
.
Measuring range (
) Resolution
(
)
Accuracy
0.00
9.99
0.01
(5 % of r 10 digits)
10.0
99.9
0.1
100
999
1
10 % of reading
1.00k
9.99k
10
Accuracy may be impaired in case of heavy noise on mains voltage
Prospective fault current (calculated value)
Measuring range (A)
Resolution (A)
Accuracy
0.00
9.99
0.01
Consider accuracy of fault
loop resistance
measurement
10.0
99.9
0.1
100
999
1
1.00k
9.99k
10
10.0k
23.0k
100
Nominal voltage range ...................... 30 V
500 V (45 Hz
65 Hz)
No trip out of RCD.
8.3 Line impedance and prospective short-circuit current
Line impedance
Measuring range according to EN61557 is 0.25
9.99k
.
Measuring range (
) Resolution
(
)
Accuracy
0.00
9.99
0.01
(5 % of r 5 digits)
10.0
99.9
0.1
100
999
1
10 % of reading
1.00k
9.99k
10
