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Anonymous users2024-01-24About 20 yuan a month is enough, the building intercom is used by the transformer step-down rectification DC 12V electricity, according to the mains AC full load 20W, of course, the power consumption is very low when not calling and unlocking [you can look at the wattage of the power supply to close the label] 50 hours of electricity, so that there is a number of months.
Note: 1 kWh per kilowatt per hour.
It's open to the bulb what's there, and I'm just a reputation to be able to say, the most energy-efficient LED with multiple small diodes combined together and now heeled. >>>More
Look at the signage power.
1 kilowatt electric heating appliance uses 1 kWh of electricity for one hour, that is, 1KW· H (kWh) = 1 kWh. >>>More
It is not the largest power consumption, if it is a family's kitchen electric baking pan power should be less than two kilowatts, the power of the induction cooker should also be about two kilowatts, if it is a commercial kitchen, there are more equipment with large electricity consumption, such as steaming cabinets, commercial electric frying stoves, are more electricity consumption, some will have more than ten kilowatts.
The product type, brand, and model used in each community are different, so it is recommended that you consult the property or developer of the community.
Find a property or developer.