Electrical

Energy Consumption Calculator — ChiefEngineer.in

Calculate energy used by an appliance.

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Formula

E = P × t / 1000

Variables

  • P — power (W)
  • t — time (hours)

Worked Example

Input: 1000 W × 8 h × 30 days

Result: 8 kWh/day, 240 kWh total

Assumptions & Notes

Assumes constant power draw.

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