![]() Power consumed (kWh) = Rated power (kW) x Operational hours (hours) (Use regular cold water)īefore we start with the calculation here’s a simple equation to calculate power consumption of any device. (Use hot water)Ī 7 kg washing machine when operated with cold water (regular) has rated power of 500 watt, this includes power to run everything in the machine, except heating equipment. On an average a 7 kg washing machine has rated power of 2000 watt, this includes power to run washing machine at full load and use hot water mix to clean the clothes. Power consumption of washing machine comes from two major equipment’s one is heating equipment that provides hot water mix to the machine and second is electric motor that rotates the drum that cleans the clothes, other auxiliary electrical components like pumps, automatic valves and digital control panels consume only a fraction of energy. Now that you know your washing machine rated power let’s see how to calculate it’s power consumption. My BOSCH WAK2468IN/07 Rated Power is 2200 Watt How to calculate power consumption of a washing machine: However, I will still urge you to learn how to calculate the total units consumed by your washing machine depending on its power rating, thereby being able to work out the running cost of this crucial appliance over the long run. ![]() While if you are currently looking to upgrade your older machine, I think this list rounds up the most energy efficient washing machines in India as of today. If you can’t find it then check your washing machine manufacturer’s website, there you will find your washing machine’s technical specification or go to amazon and find your washing machine or one similar to yours and check it’s rated power in the product description.
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