PPT Slide
Section 11.2: Three-Phase Connections cont.
Balanced-Delta Voltage and Current Magnitude Relationships
|Vll| = line-to-line voltage magnitude = phase voltage magnitude = |Vph|
Balanced Three-Phase Apparent Power
|S3ph| = 3|Sph| = 3|Vph||Iph| = 3|Vll||Iph| = 3|Vll|(|Il|/Ö3) = Ö3|Vll||Il|