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Amazon.com: 8000W Voltage Converter Transformer, Heavy Duty Step Up/Down Electric Power Voltage Transformer AC 110V⇋220V w/Circuit Breaker (Second-Hand) : Electronics
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![Energy Calculations 1 kW = 1,000 watts 1 Hour = 3,600 seconds 1kW = 1000 Joules/s 1 Joule/second = 1 Watt 1 Watt hour = 60 Joules Therefore 1kWh = 3,600, ppt download Energy Calculations 1 kW = 1,000 watts 1 Hour = 3,600 seconds 1kW = 1000 Joules/s 1 Joule/second = 1 Watt 1 Watt hour = 60 Joules Therefore 1kWh = 3,600, ppt download](https://images.slideplayer.com/42/11554437/slides/slide_1.jpg)