To choose the power of an electric meter, you have to take into account the area of the home, the type of heating devices used and other electrical devices available in the home. The power electrical meter corresponds to the maximum power that the meter is capable of delivering. In practice, its power must allow it to support the consumption of all the electrical appliances in your house if they all come to work at the same time. If the electricity consumed exceeds the power of the meter, the meter trips, causing the power supply to be cut off. Find out how to calculate the power required for your home. The unit of measurement for an electric meter is the kilovolt ampere, or kVA. One kVA is equivalent to 1000 volt-amperes. 1 volt-ampere is equal to 1 watt. Watt is used to express the power of an electrical device. For example, a refrigerator is said to consume 200 to 350 watts, while a dishwasher consumes 1200 watts on average. Individuals can subscribe to an electrical power of be