METREL EurotestXC MI 3152 - RCD Auto; Z Loop - Fault Loop Impedance and Prospective Fault Current

MI 3152(H) EurotestXC (2,5 kV) Technical specifications
180
Limit contact voltage (Uc, Uc I) ............ 12 V, 25 V, 50 V
The accuracy is valid if mains voltage is stabile during the measurement and PE terminal is free
of interfering voltages. Specified accuracy is valid for complete operating range.
Trip-out measurement is not available for I
N
=1000 mA (RCD types B, B+).
12.6 RCD Auto
Refer to chapter 12.5 RCD testing for technical specification of individual RCD tests.
12.7 Z loop – Fault loop impedance and prospective fault
current
Z – Fault loop impedance
Measuring range according to EN 61557 is 0.25  ... 9.99 k.
Measuring range ()
Resolution ()
Accuracy
0.00 ... 9.99
0.01
(5 % of reading + 5 digits)
10.0 ... 99.9
0.1
100 ... 999
1
 10 % of reading
1.00 k ... 9.99 k
10
Ipsc – Prospective fault current
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
Ulpe – Voltage
Measuring range (V)
Resolution (V)
Accuracy
0 ... 550
1
(2 % of reading + 2 digits)
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)
R, X
L
values are indicative.