MI 3102(H) BT
Eurotest
XE
Technical specifications
93
10.5
Fault loop impedance and prospective fault current
10.5.1
No disconnecting device or FUSE selected
Fault loop impedance
Measuring range according to EN 61557 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
1.00 k
9.99 k
10
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
1.00 k
9.99 k
10
10.0 k
23.0 k
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 ........................... 93 V
134 V (45 Hz
65 Hz)
185 V
266 V (45 Hz
65 Hz)
10.5.2
RCD selected
Fault loop impedance
Measuring range according to EN 61557 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
1.00 k
9.99 k
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
1.00 k
9.99 k
10
10.0 k
23.0 k
100
Nominal voltage range ........................... 93 V
134 V (45 Hz
65 Hz)
185 V
266 V (45 Hz
65 Hz)
No trip out of RCD.
