123B/124B/125B
Users Manual
80
Power Quality (125B)
Readings ................................................................ Watt, VA, VAR, PF, DPF, Hz
Watt, VA, var ranges (auto) .................................. 250 W to 250 MW, 625 MW, 1.56 GW
when selected: total (%r) .................................... ±(2 % + 6 counts)
when selected: fundamental (%f) ........................ ±(4 % + 4 counts)
DPF ......................................................................... 0.00 to 1.00
0.00 to 0.25 ......................................................... not specified
0.25 to 0.90 ......................................................... ±0.04
0.90 to 1.00 ......................................................... ±0.03
PF ........................................................................... 0.00 to 1.00, ±0.04
Frequency range ................................................... 10.0 Hz to 15.0 kHz
40.0 Hz to 70.0 Hz ±(0.5 % + 2 counts)
Number of Harmonics .......................................... DC to 51
Readings / Cursor readings (fundamental 40 Hz to 70 Hz)
V rms / A rms .................................................. fund. ±(3 % + 2 counts) 31st ±(5 % + 3 counts), 51st ±(15 % + 5 counts)
Watt ................................................................. fund. ±(5 % + 10 counts) 31st ±(10 % + 10 counts), 51st ±(30 % + 5 counts)
Frequency of fundamental .............................. ±0.25 Hz
Phase Angle .................................................... fund. ±3° … 51
st ±15°
K-factor (in Amp and Watt) ............................. ±10 %
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