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That is 50,000 BTU per hour.
Whatever it is rated at. Might be 1 kW, might be something else.
Because all the electrical energy supplied to the heater is emitted as heat. There is no other way for the energy to escape.
It will not work. It will work, but you will only receive 25% of the rated output of the tank. A 3000 watt heater will only product 750 watts at 110 volts.
The electric heater will have power rated in Watts. The Amps it will draw depends on the voltage system you are using. Can be calculated by formula I (Amps) = P / V In the USA with 110V system a 2400W heater will draw 2400 Watts / 110 Volts = 21.8 Amps In Australia with a 230 V system a 2400W heater will draw 2400 Watts / 230 Volts = 10.4 Amps
That is 50,000 BTU per hour.
A bit north of 50,000btu/hr
500kw
Whatever it is rated at. Might be 1 kW, might be something else.
Motors are normally rated in terms of their output power. This is because they must be able to match their anticipated mechanical loads. This is expressed in watts (or kilowatts) in most countries whereas, in North America, this is expressed in horsepower.
The mechanical load of a motor determines the necessary output power rating of an electric motor. As mechanical loads are defined in terms of watts (or, in North America, horse power), then motor's output must be rated in watts, too.The so-called 'power' rating of a transformer is determined by the rated voltage and the rated current of its secondary winding. The product of these two quantities is the transformer's rated 'apparent power', expressed in volt amperes.Incidentally, the symbol for "kilowatts" is "kW", not"KW's"!
Because all the electrical energy supplied to the heater is emitted as heat. There is no other way for the energy to escape.
The top rated water heater would depend on the type required. Gas powered, Electric powered, on-demand, solar, tankless...there are many options these days.
It's the maximum mechanical power (either in horsepower or kilowatts) that the motor can deliver without overheating or overloading. You need to look at the nameplate (if it has one), or get the manufacturer's specs. It's difficult to know what the output is otherwise.
Because all the electrical energy supplied to the heater is emitted as heat. There is no other way for the energy to escape.
Usually by horse power, in metric kilowatts.
Motors are rated according to their output power, expressed in watts or kilowatts (or horsepower, in North America). This is because the motor's rating must be matched to the power requirements of its mechanical load.