It is a unit of measurement that computer information technology uses to measure storage capacity and transmission capacity, there are 8 bits in one byte. View>>

It is the smallest unit in the computer data, abbreviated as b, it also known as bits, only changes between 0 and 1 is ,it is the smallest unit of data storage. View>>

It is a stem used to transmit signals , can be classified according to electrical standards and protocols ,including RS-232-C, RS-422, RS485, USB, etc.. View>>

It is a load equipment which can add or remove quickly. View>>

It is also known as surge arrester, it can release lightning and power system operating over-voltage energy to protect electrical equipment from transient over-voltage hazards, it also can cut off freewheeling to interrupt the short-circuit caused by grou View>>

It is a kind of transformer using ferrite as the main material, it can be combined with an external capacitor and emerge resonance, to make the output power voltage stability. View>>

It is a device which make use of the principle of electromagnetic induction to change the AC voltage, the main component is the primary coil, secondary coil and core . View>>

It is known as INVERTER or D / A converter, whose function is to change the DC into AC circuit, all UPS have INVERTER, it has two kinds of output AC waveforms :Step sine wave and Pure sine wave. View>>

It is a rectifier device, simply means the device that can exchange AC into DC. View>>

Safety Extra Low Voltage SELV, In the IEC regulations, there are provisions about the limits of electrical equipment safety extra voltage and other relevant regulations. View>>