Power Calculator Converting kVA to kw Converting kW to kVAConverting kW to HP Amperes when kVA is known kVA Required to run motors
Key
kVAKilo Volt Amperes
kWKiloWatts
IAmpere
EVolts
PFPower Factor
%EFFPercent Efficiency
HPHorse Power
Standard Electrical Formulas for Power Consumption Calculations
| To Determine: | Single-Phase | Three-Phase | Direct Current |
| KVA | I x E 1000 |
I x E x 1.73 1000 |
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| Kilowatts | I x E x PF 1000 |
I x E x 1.73 x PF 1000 |
I x E 1000 |
| Horsepower | I x E x %EFF x PF 746 |
I x E x 1.732 x %EFF x PF 746 |
I x E x %EFF 746 |
| Amperes (when HP is known) | HP x 746 E x %EFF x PF |
HP x 746 1.73 x E x %EFF x PF |
HP x 746 E x %EFF |
| Amperes (when kW is known) | KW x 1000 E x PF |
KW x 1000 1.73 x E x PF |
KW x 1000 E |
| Amperes (when KVA is known) | KVA x 1000 E |
KVA x 1000 1.73 x E |
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Diesel Generator Fuel Consumption Calculator
| Generator Size (kW) | 1/4 Load (gal/hr) | 1/2 Load (gal/hr) | 3/4 Load (gal/hr) | Full Load (gal/hr) |
| 20 | 0.6 | 0.9 | 1.3 | 1.6 |
| 30 | 1.3 | 1.8 | 2.4 | 2.9 |
| 40 | 1.6 | 2.3 | 3.2 | 4.0 |
| 60 | 1.8 | 2.9 | 3.8 | 4.8 |
| 75 | 2.4 | 3.4 | 4.6 | 6.1 |
| 100 | 2.6 | 4.1 | 5.8 | 7.4 |
| 125 | 3.1 | 5.0 | 7.1 | 9.1 |
| 135 | 3.3 | 5.4 | 7.6 | 9.8 |
| 150 | 3.6 | 5.9 | 8.4 | 10.9 |
| 175 | 4.1 | 6.8 | 9.7 | 12.7 |
| 200 | 4.7 | 7.7 | 11.0 | 14.4 |
| 230 | 5.3 | 8.8 | 12.5 | 16.6 |
| 250 | 5.7 | 9.5 | 13.6 | 18.0 |
| 300 | 6.8 | 11.3 | 16.1 | 21.5 |
| 350 | 7.9 | 13.1 | 18.7 | 25.1 |
| 400 | 8.9 | 14.9 | 21.3 | 28.6 |
| 500 | 11.0 | 18.5 | 26.4 | 35.7 |
| 600 | 13.2 | 22.0 | 31.5 | 42.8 |
| 750 | 16.3 | 27.4 | 39.3 | 53.4 |
| 1000 | 21.6 | 36.4 | 52.1 | 71.1 |
| 1250 | 26.9 | 45.3 | 65.0 | 88.8 |
| 1500 | 32.2 | 54.3 | 77.8 | 106.5 |
| 1750 | 37.5 | 63.2 | 90.7 | 124.2 |
| 2000 | 42.8 | 72.2 | 103.5 | 141.9 |
| 2250 | 48.1 | 81.1 | 116.4 | 159.6 |