What is an inverter?

Inverter is to convert DC electric energy (battery and storage bottle) into current (generally 220V50Hz sinusoidal or square wave). The emergency power supply generally reverses the DC battery into 220V AC. Generally speaking, inverter is a device that converts direct current (DC) into alternating current (AC). It consists of inverter bridge, control logic and filter circuit. It is widely used in air conditioners, home cinemas, electric grinding wheels, electric tools, sewing machines, DVDs, VCDs, computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting, etc.