Three Phase Waveforms

Production of 3-phase waveforms

Demonstration of the production

of a

three phase alternating waveform

Link to Flash via Moodle

https://moodle.rotherham.ac.uk/resources/3phaseWave/IAU14008.swf

3-phase supplies and loads may be connected in delta

3-phase supplies and loads may be connected in star (wye)

s

s

s

f

ff

s

s

s f

f

f

Star ConnectionLine 1 Line 2 Line 3

Star Point

Line voltage ≠ Phase voltage Line current = Phase current

Delta ConnectionLine 1 Line 2 Line 3

Line voltage = Phase voltage Line current ≠ Phase current