Pacific UPC-32 Operation Manual page 23

The previously listed waveforms are created using this Waveform formula:
Where:
As an example, the above formula may use values from the following tables:
WAVEFORM #1 SINE WAVE
n
1
WAVEFORM #13 - IEC 77A CLASS 1
n
1
3
5
7
11
13
WAVEFORM #14 - IEC 77A CLASS 2
n
1
3
5
7
11
13
Σ
WAVEFORM =
n = harmonic number
α
= harmonic amplitude (% of fundamental)
n
δ
= harmonic phase angle
α
δ
n %
100 0
α
δ
n %
100 0
8 0
9 0
5 0
2 0
2 0
α
δ
n %
100 0
6 0
8 0
7 0
7 0
6 0
SECTION 2
α sin(nwτ + δ)
n
THD=0%
THD = 12.6%
THD = 14.4%
11
SPECIFICATIONS