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Type L is the national official standard; C and F are compatible. Schuko or type F plugs are often used for high power appliances. China: A, C, I GB/T 1002 GB/T 2099 220 V 380 V 50 Hz Type C was removed from GB/T 1002-2021, but A/C hybrid sockets still appear in old installations. Line [Live?] /neutral reversed compared to Argentinian type I.
The US state of Louisiana had the highest annual electricity purchases per residential customer at 14,774 kWh and the US state of Hawaii had the lowest at 6,178 kWh per residential customer. [ 1 ] As of 2008, in an average household in a temperate climate, the yearly use of household energy is comprised as follows:
The average U.S. electricity price hovers around 16.8 cents per kilowatt-hour (kWh), but there's huge variation. Rates range from 33 cents per kWh in California to a low of 11.8 cents in Louisiana.
Electric and electronic devices consume electric energy to generate desired output (light, heat, motion, etc.). During operation, some part of the energy is lost depending on the electrical efficiency. [5] Electricity has been generated in power stations since 1882. [6]
[4] The first appliance labeling rule was established in 1979 and all products were required to carry the label starting in 1980. Energy Star is a similar labeling program, but requires more stringent efficiency standards for an appliance to become qualified, and is not a required program, but rather a voluntary one.
This can be avoided by unplugging the appliance or using a power strip and using the switch on the power strip to cut all power to the appliance." [3] Standby power used by older devices can be as high as 10–15 W per device, [4] while a modern HD LCD television may use less than 1 W in standby mode. Some appliances use no energy when turned off.