AEMC PowerPad 8435 User Manual page 98

Measurement
Voltage Harmonic Ratio (t)
Current Harmonic Ratio (t)
(excluding AmpFlex & MiniFlex
®
Current Harmonic Ratio (t)
(AmpFlex & MiniFlex
® ®
Total Voltage Harmonic Distortion THD
(THD-F)
Total current
harmonic distortion
THD (THD-F)
(excluding AmpFlex & MiniFlex
®
Total current
harmonic distortion
THD (THD-F)
(AmpFlex & MiniFlex
® ®
Voltage distortion factor
DF (THD-R)
Current distortion factor
DF (THD-R)
(excluding AmpFlex & MiniFlex
®
Current distortion factor
DF (THD-R)
(AmpFlex & MiniFlex
® ®
K factor (KF)
Phase shifts of harmonics (order n ≥ 2)
N.B. n is the highest order for which the harmonic ratio is non-zero.
max
96
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Measurement Range
Min
0%
0%
)
®
0%
)
0%
0%
)
®
0%
)
0%
0%
)
®
0%
)
1
-179°
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www.
Resolution
Max
0.1%
t < 999.9%
1600%
1%
t ≥ 1000%
0.1%
t < 999.9%
1600%
1%
t ≥ 1000%
0.1%
t < 999.9%
1600%
1%
t ≥ 1000%
999.9% 0.1%
999.9% 0.1%
999.9% 0.1%
100% 0.1%
100% 0.1%
100% 0.1%
99.99 0.01
180° 1°
Power Quality Analyzer PowerPad
.com
Accuracy
±(2.5 % + 5ct)
±(2% + (n × 0.2%) + 5ct)
n ≤ 25
±(2% + (n × 0.5%) + 5ct)
n > 25
±(2% + (n × 0.3%) + 5ct)
n ≤ 25
±(2% + (n × 0.6%) + 5ct)
n > 25
±(2.5% + 5ct)
±(2.5% + 5ct)
si ∀ n ≥ 1. t ≤ (100 ÷ n) [%]
n
or
±(2% + (n × 0.2%) + 5ct)
max
≤ 25
n
max
±(2% + (n × 0.5%) + 5ct)
max
n > 25
max
±(2.5% + 5ct)
si ∀ n ≥ 1. t ≤ (100 ÷ n
) [%]
2
n
or
±(2% + (n × 0.3%) + 5ct)
max
≤ 25
n
max
±(2% + (n × 0.6%) + 5ct)
max
n > 25
max
±(2.5% + 5ct)
±(2.5% + 5ct)
si ∀ n ≥ 1. t ≤ (100 ÷ n) [%]
n
or
±(2% + (n × 0.2%) + 5ct)
max
≤ 25
n
max
±(2% + (n × 0.5%) + 5ct)
max
n > 25
max
±(2.5% + 5ct)
si ∀ n ≥ 1. t ≤ (100 ÷ n
2 ) [%]
n
or
±(2% + (n × 0.3%) + 5ct)
max
≤ 25
n
max
±(2% + (n × 0.6%) + 5ct)
max
n > 25
max
±(5% + (n × 0.3%) + 5ct)
max
≤ 25
n
max
±(10% + (n × 0.6%) + 5ct)
max
n > 25
max
±(1.5° + 1° × (n ÷ 12.5))
® III Model 8435
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