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Consumption of some appliances

Appliance Power / Consumption
Fluorescent lamp 7 … 18 W
Television (acc. to screen size) 40…120 W
Video recorder 20…25 W
Personal computer 120 W
Fridge / deep-freeze consumption: 0.4…1.2 kWh/day
Micro-wave oven 1 kW
Washing-machine (dishes, clothes) 2.2 kW
Consumption: 1.0…1.8 kWh/washing
DHW solar system pump + regulation 30 W
Stand-by 5 W / appliance
=> Consumption: 120 Wh/day !

When using "standard" appliances with an AC distribution, add about 10% to account for the inverter efficiency.

Pay great attention to the standby consumption of a lot of modern appliances: 5W ribbon loss will consume the production of a 50 Wp PV module !