Operation Manual

61
9.5 Line impedance and prospective short-circuit current
Measuring range according to EN61557-3: 0.26 Ω up to 1999 Ω
Measuringrange(Ω) Resolution(Ω) Accuracy
0.00 (0.25) - 19.99 0.01
±(5% of reading + 5 digits)20.0 - 99.9 0.1
100 - 1999 1
Prospective short-circuit current
Measuring range (A) Resolution (A) Accuracy
0.00 ÷ 19.99 0.01
Consider accuracy of line resistance
measurement
20.0 ÷ 99.9 0.1
100 ÷ 999 1
1.00 kA ÷ 9.99 kA 10
10.0 ÷ 24.4 kA 100
Test current (at 230 V) 2.5 A (10 ms)
Nominal voltage range 100 V - 440 V (45 Hz - 65 Hz)
9.6 Phase rotation (phase sequence)
Nominal mains voltage range 100 V
AC
- 440 V
AC
/ 45 Hz - 65 Hz
Result displayed 1.2.3 oder 2.1.3
9.7 Voltage and frequency
Measuring range (V) Resolution (V) Accuracy
0 - 500 1 ± (2% des Ablesewerts +2 Digits)
Nominal frequency range 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
9.8 Online voltage monitor
Measuring range (V) Resolution (V) Accuracy
10 - 500 1 ± (2 % of reading +2 digits)
If voltage greater than 500 V is applied to the test terminals, online voltage monitor is used as vol-
tage indicator only.