Electric Heater Power Consumption Calculation

Use our handy calculator below to calculate how much your space heater will cost to run per hour week or even per month.

Electric heater power consumption calculation. Hot water system components. Formula to calculate electricity or gas consumption of water heating. Before going on with the calculations we need to give you a brief about the following points. E c v deltat pr where e energy in kwh c specific heat of water 4 187 kj kgk or 1 163 wh kg c v volume of water to heat deltat th tc th temperature of hot water.

Rounding up this means that 7 feet or 84 inches of heater is needed. Electric heating electricity cost calculator. Electric water heaters are typically running for 3 hours a day to heat water newer more efficient models may run for only half the time during each day. Click calculate to find the energy consumption of a water heater using 4000 watts for 3 hours a day 0 10 per kwh.

The energy e in kilowatt hours kwh per day is equal to the power p in watts w times number of usage hours per day t divided by 1000 watts per kilowatt. Convection space heaters heat up a room by heating up the air most common convection space heaters will use around 1500 watts. Electricity bill calculation energy consumption calculation. Choose the space heater you are interested in then simply enter the power rating of the heater in watts your cot per kwh an average cost is pre entered and roughly how many hours per day you will need to run the heater.

Standard heaters are not available in this length so in this case a single 8 foot or two 4 foot heaters would be the likely choice. E kwh day p w t h day 1000 w kw electricity cost calculation. The energy e in kilowatt hours kwh per day is equal to the power p in watts w times number of usage hours per day t divided by 1000 watts per kilowatt. Click calculate to find the energy consumption of a space heater using 1500 watts for 5 hours a day 0 10 per kwh.

This article is intended to help designers to choose the appropriate type and calculate the required power rating for thee chosen type of electrical water heater. Electric heaters whether they are fan heaters halogen heaters oil filled radiators or convector heaters are rated in watts w or kilowatts kw find out what your heater is rated at then use our energy calculator to see how much it will cost to run per hour day or week. A simple formula to estimate the energy required to heat a volume of water is. We are open service tech support parts fast lead times from 6 local plants.