Fluke 345 FE 345 Users Manual - Page 20

Harmonics, Watts Measurement Single and 3 Phase, VA Measurement Single and 3 Phase

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345 Users Manual Harmonics THD (Total Harmonic Distortion) 1 % ≤ THD < 100 3 % rdg ± 5 digits 100 % ≤ THD < 600 5 % rdg ± 5 digits Resolution 0.1 % DF (Distortion Factor) 1 % ≤ DF < 100 3 % rdg ± 5 digits Resolution 0.1 % H02 ≤ Vharm < H13 5 % rdg ± 2 digits H13 ≤ Vharm ≤ H30 10 % rdg ± 2 digits All measurements up to 30th harmonic (40th harmonic for 15 Hz to 22 Hz) Frequency range of fundamental F0 15 Hz to 22 Hz and 45 Hz to 65 Hz Vacrms > 1V Watts Measurement (Single and 3 Phase) (DC, DC RMS, AC RMS) Measuring range 0 - 1650 kW dc or 1200 kW ac Autoranging facility 4 kW, 40 kW, 400 kW, 1650 kW Resolution 1 W in 4 kW 10 W in 40 kW 100 W in 400 kW 1 kW in 1650 kW Accuracy 2.5 % rdg ± 5 digits W1Ø < 2 kW ± 0.08 kW W3Ø < 4 kW ± 0.25 kW VA Measurement (Single and 3 Phase) (DC, DC RMS, AC RMS) Measuring range 0 to 1650 kVA dc or 1200 kVA ac Autorange facility 4 kVA, 40 kVA, 400 kVA, 1650 kVA Resolution 1 VA in 4 kVA 10 VA in 40 kVA 100 VA in 400 kVA 1 kVA in 1650 kVA Accuracy VA > 2 kVA 2.5 % rdg ± 5 digits VA < 2 kVA 0.08 kVA 6

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345
Users Manual
6
Harmonics
THD (Total Harmonic Distortion)
1 %
≤
THD < 100 %
........................................
± 3 % rdg ± 5 digits
100 %
≤
THD < 600 %
....................................
± 5 % rdg ± 5 digits
Resolution
.......................................................
0.1 %
DF (Distortion Factor)
1 %
≤
DF < 100 %
..........................................
± 3 % rdg ± 5 digits
Resolution
.......................................................
0.1 %
H02
≤
V
harm
<
H13
...........................................
± 5 % rdg ± 2 digits
H13
≤
V
harm
≤
H30
..........................................
± 10 % rdg ± 2 digits
All measurements up to 30
th
harmonic
(40th harmonic for 15 Hz to 22 Hz)
Frequency range of fundamental F
0
15 Hz to 22 Hz and 45 Hz to 65 Hz
V
acrms
>
1V
Watts Measurement (Single and 3 Phase)
(DC, DC RMS, AC RMS)
Measuring range
.............................................
0 – 1650 kW dc or 1200 kW ac
Autoranging facility
.........................................
4 kW, 40 kW, 400 kW, 1650 kW
Resolution
.......................................................
1 W in 4 kW
10 W in 40 kW
100 W in 400 kW
1 kW in 1650 kW
Accuracy
.........................................................
2.5 % rdg ± 5 digits
W1Ø < 2 kW ± 0.08 kW
W3Ø < 4 kW ± 0.25 kW
VA Measurement (Single and 3 Phase)
(DC, DC RMS, AC RMS)
Measuring range
.................................................
0
to 1650 kVA dc or 1200 kVA ac
Autorange facility
................................................
4 kVA, 40 kVA, 400 kVA, 1650 kVA
Resolution
...........................................................
1 VA in 4 kVA
10 VA in 40 kVA
100 VA in 400 kVA
1 kVA in 1650 kVA
Accuracy
VA > 2 kVA
.....................................................
2.5 % rdg ± 5 digits
VA < 2 kVA
.....................................................
± 0.08 kVA