Introduction To Power Fittings What Is A Backup Power Supply?
Energy power meter Introduction What is backup power?
Backup power is a power supply that enables part or all of the customer's production process to proceed normally when the normal power fails or the line is under maintenance.
What is a safety power supply?
Safety power is a power supply that ensures that the customer's important loads can continue to be powered when the normal power fails or the line is under maintenance.
What is the average service life of various household appliances?
(1) Electronics, such as televisions, stereos, video recorders, chargers, etc., have a service life of ten years.
(2) Motors, such as refrigerators, air conditioners, washing machines, electric fans, vacuum cleaners, etc., have a service life of 12 years.
(3) Electric heating. Such as electric rice cookers, electric water heaters, electric kettles, electric casseroles, etc., have a service life of five years.
(4) Electric light sources. Such as incandescent lamps, gas dischargers, dimming lamps, etc., have a service life of two years.