Reference
- India industrial: 415 V line-to-line, 240 V line-to-neutral (star).
- Europe industrial: 400 V line / 230 V phase.
- US industrial: 480 V line / 277 V phase (or 208/120 V).
- Active (kW) = useful work. Reactive (kVAR) = magnetising. Apparent (kVA) = vector sum — what the cable and meter actually carry.