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Estimate electric heater energy, daily cost, and period cost from rated watts, operating schedule, and tariff.
Use boundary
Rated watts are converted to kilowatts and multiplied by daily hours and days before applying tariff.
Cost = heater watts / 1000 x hours per day x days x electricity tariff.
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What you receive
Use boundary
Thermostat cycling, heat-pump COP, room losses, fan power, tariff tiers, and fixed charges are not inferred.
This is an educational planning result, not a structural, electrical, thermal, solar, battery, generator, or safety design. Confirm specifications, units, codes, and professional requirements before acting.