Generator active/reactive power split - maintains PF ≥ 0.8 lagging for export; voltage regulation adjusts Q.
Formula
$$ P = S \cos\varphi, \quad Q = S \sin\varphi $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $S$ | Apparent power | kVA | ammeter × voltmeter |
| $PF$ | cos φ | - | meter |
Sources
- IEEE 45 / IEC 60092.