METREL EasiPLUS MI 3000 - Line Impedance and Prospective Short-Circuit Current; Phase Rotation; Voltage and Frequency

MI 3000 EasiPLUS Maintenance
55
Prospective fault current (calculated value)
Measuring range (A) Resolution (A) Accuracy
0.00  19.99
0.01
20.0  99.9
0.1
100  999
1
1.00k  9.99k
10
10.0  24.4k
100
Consider accuracy of fault
loop resistance
measurement
No trip out of RCD.
7.5 Line impedance and prospective short-circuit current
Line impedance
Measuring range according to EN61557-3 is 0.25   1999 .
Measuring range () Resolution ()
Accuracy
0.00  19.99
0.01
20.0  99.9
0.1
100  1999
1
(5 % of reading + 5 digits)
Prospective short-circuit current (calculated value)
Measuring range (A) Resolution (A) Accuracy
0.00  19.99
0.01
20.0  99.9
0.1
100  999
1
1.00k  9.99k
10
10.0  24.4k
100
Consider accuracy of line
resistance measurement
Test current (at 230 V)...................... 7.5 A (10 ms  t
LOAD
 15 ms)
Nominal voltage range 100 V  440 V (45 Hz  65 Hz)
7.6 Phase rotation
Nominal mains voltage range ........... 100 V
AC
 440 V
AC
Nominal frequency range.................. 45 Hz  65 Hz
Result displayed ............................... 1.2.3 or 2.1.3
7.7 Voltage and frequency
Measuring range (V) Resolution (V) Accuracy
0  500
1
(2 % of reading + 2 digits)
Nominal frequency range.................. 0 Hz, 45 Hz  65 Hz
Measuring range (Hz) Resolution (Hz) Accuracy
45.0  65.0
0.1
 2 digits
Nominal voltage range...................... 10 V  500 V