METREL EurotestXC MI 3152 - Zs Rcd - Fault Loop Impedance and Prospective Fault Current in System with RCD; Z Loop M - High Precision Fault Loop Impedance and Prospective Fault Current

MI 3152(H) EurotestXC (2,5 kV) Technical specifications
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12.8 Zs rcd – Fault loop impedance and prospective fault
current in system with RCD
Z – Fault loop impedance
Measuring range according to EN 61557 is 0.46  ... 9.99 k for I test = standard and 0.48  ...
9.99 k for I test = low.
Measuring range ()
Resolution ()
Accuracy
I test = standard
Accuracy
I test = low
0.00 ... 9.99
0.01
(5 % of reading + 10
digits)
(5 % of reading + 12
digits)
10.0 ... 99.9
0.1
100 ... 999
1
 10 % of reading
 10 % of reading
1.00 k ... 9.99 k
10
Accuracy may be impaired in case of heavy noise on mains voltage.
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)
Uc – Contact voltage
Refer to chapter 12.5.1 RCD Uc – Contact voltage for detailed technical specification.
Nominal voltage range ........................... 93 V ... 134 V (45 Hz ... 65 Hz)
185 V ... 266 V (45 Hz ... 65 Hz)
No trip out of RCD. R, X
L
values are indicative.
12.9 Z loop m – High precision fault loop impedance and
prospective fault current
Refer to A 1143 – Euro Z 290 A adapter Instruction manual for detailed technical
specification.