Useful Generator Set Power Conversion Formula
*Shortcut conversion for 3 Phase, 415V, 50Hz, 0.8PF voltage supply only.
Shortcut conversion for 3 Phase, 415V, 50Hz, 0.8PF voltage supply only.
kVA = kW x 1.25
= I x 0.72
kW = kVA x 0.8
= I x 0.58
I = kVA x 1.39
= kW x 1.74
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| kVA | kW | A |
| 5 | 4 | 7 |
| 10 | 8 | 14 |
| 50 | 40 | 70 |
| 100 | 80 | 139 |
| 150 | 120 | 208 |
| 200 | 160 | 278 |
| 250 | 200 | 348 |
| 300 | 240 | 417 |
| 350 | 280 | 487 |
| 400 | 320 | 556 |
| 450 | 360 | 626 |
| kVA | kW | A |
| 500 | 400 | 696 |
| 550 | 440 | 765 |
| 600 | 480 | 835 |
| 650 | 520 | 904 |
| 700 | 560 | 974 |
| 750 | 600 | 1043 |
| 800 | 640 | 1113 |
| 850 | 680 | 1183 |
| 900 | 720 | 1252 |
| 950 | 760 | 1322 |
| 1000 | 800 | 1391 |
| UNITS AND NOTATIONS | ||
| ITEM | UNIT NAME | UNIT |
| Voltage, V | volt | V |
| Current, I | ampere | A |
| Power | kilovolt-Ampere | kVA |
| kilowatt | kW | |
| horsepower | hp | |
| Power Factor | Power factor | PF |
| Efficiency, η | percentage | % |
| ITEM | SINGLE PHASE | THREE PHASE |
| Kilovolt-Ampere (kVA) | V× I ÷ 1000 | V × I × √3 ÷ 1000 |
| kilowatt (kW) | V × I × PF ÷ 1000 | V × I × √3 × PF ÷ 1000 |
| Ampere (kVA is known) | kVA × 1000 ÷ V | kVA × 1000 ÷ (V × √3) |
| Ampere (kW is known) | kW × 1000 ÷ (V × PF) | kW × 1000 ÷ (V × √3 × PF) |
| Ampere (hp is known) | hp × 746 ÷ (V × PF × η) | hp × 746 ÷ (V × √3 × PF × η) |
| horsepower (hp) | V × I × PF × η ÷ 746 | V × I × √3 × PF × η ÷ 746 |
Useful Generator Set Power Conversion Formula
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