MI 3325 MultiServicerXD
179
11.26
Z auto
Refer to following chapters for detailed technical specification:
– Line impedance and prospective short-circuit current
– Fault loop impedance and prospective fault current in system with RCD
11.27
Zline mΩ
For technical specification refer to
A 1143
– Euro Z 290 A adapter Instruction manual.
11.28
Zloop mΩ
For technical specification refer to
A 1143
– Euro Z 290 A adapter Instruction manual.
11.29
Voltage Drop
Voltage drop
Range
Resolution
Accuracy
dU
0.0 % ... 99.9 %
0.1 %
Consider accuracy of line
impedance measurement(s)*
Z
REF
measuring range .............................
0.00 Ω ... 19.99 Ω
Test current (at 230 V) ........................... 20 A (10 ms)
Nominal voltage range ............................ 93 V ... 134 V
(16 Hz … 400 Hz)
185 V ... 266 V
(16 Hz … 400 Hz)
321 V ... 485 V
(16 Hz … 400 Hz)
for more information about calculation of voltage drop result.
11.30
Discharging time
Discharging time
Range
Resolution
Accuracy
t
0.0 s ... 10.0 s
0.1 s
(5 % of r 2 digits)
Measuring range (acc. to EN 61557-14) .......... 0.8 s ... 9.9 s
Peak voltage
Range
Resolution
Accuracy
Up
0 V ... 550 V
1 V
(5 % of r 3 digits)
High limits ........................................................ 1 s, 5 s
Threshold voltage ............................................ 34 V, 60 V, 120 V
