Polyurethane has been used in China for a period of time, but due to its high hardness, inconvenient maintenance, and the price reduction of silicone

When testing electronic and electrical equipment, the electronic and electrical equipment shall be tested for conducted interference voltage emission

Power active filter is a new type of power electronic device that can dynamically suppress harmonics. It can overcome the shortcomings of traditional

(1) It has a particularly wide range of uses, not only aerospace, post and telecommunications, but also metallurgy, mining, automatic control, etc., w

The synchronous rectification technology uses field effect transistors (MOSFETs) with small on-resistance and low withstand voltage to replace ordinar

The three-phase AC power intelligent protector has developed and created the function of"fault detection before closing", which has greatly

At present, the power carrier is mainly used for intelligent carrier in the home, remote meter reading system, and remote street lamp control system.

(2) Parallel connection of redundant hot backup. Connecting the output terminals of the same module through diodes in parallel can enhance the output

For the TRIM output pin, the center of the output potentiometer and the center TRIM are all connected to +S, -S in the pin module, and the other two e

vehicle module power supply have many advantages and are widely used. Whether it is switching equipment or access equipment, whether it is mobile com

Internationally, the inverter power supply series products below 400kVA have come out. In the early 1980s, Toshiba Corporation of Japan was the first

Canada Choosing the switching frequency of the Marine boost/buck voltage power supply does not mean choosing the switching frequency of the Marine