WAGO Input Output Module 750-556/000-200

09/04/2020

In addition to reducing wear, mechanical lubrication has other functions

There are three types of lubrication: full-film lubrication, boundary lubrication, and mixed lubrication. They are in three different states, but they all rely on lubricating oil to lubricate and resist wear.

08/11/2020

Will the amount of refrigerant cause frost in the return pipe and compressor

As far as air conditioners are concerned, generally speaking, the principle of system circulation is the same as that of refrigerator freezers. The symptoms of air conditioner systems are similar to those of refrigerator freezers when they lack fluorine.

03/04/2021

What is servo motor brake

Servo motor brake, also known as holding brake, is a component of power release. Generally, the servo motor with brake is integrated with the motor. Generally, DC24 V power supply is used. It is mainly used to lock the rotor shaft of servo motor after power off.

08/05/2020

Common oil shortage failures of scroll refrigeration compressors

Common oil shortage failures of scroll compressors<br></br> 　　 The compressor is short of oil for a long time-the mechanism and the friction pairs are overheated, causing the bearings to sinter and hold the shaft

06/14/2020

Physicists create quantum refrigerator

Physicists create quantum refrigerator For decades, atomic physicists have used lasers to slow down the speed of atoms “jumping around” in the gas and cooled them to slightly above absolute zero to study their weird quantum properties.

08/08/2020

Chilled water flow measurement techniques for chillers

Have you ever wondered how to measure and judge the flow rate of the chiller when you purchased the chiller? Today, the editor brings you the techniques for measuring the flow of chilled water in the chiller, and I hope it will help you.

07/25/2020

The 9 types of compressor failure and hazard analysis are all in it! ! !

Start with liquid is a problem that easily occurs during shutdown. In the shutdown state, the refrigerant will migrate from the system back to the compressor and be deposited in the lubricating oil.

09/08/2020

Different concepts of air compressor and compressor

Without understanding of air compressors and compressors, people often have a wrong idea: mistakenly think that air compressors are compressors. In fact, there is still a big difference between the two. Air compressors and compressors are actually two different mechanical products, although they have certain commonalities and connections.

08/11/2020

Instructions for the use of ultra-low temperature storage boxes and daily care methods

Instructions for the use of ultra-low temperature storage boxes and daily care methods<br></br> 1. Transportation and storage matters<br></br> 1. When unloading from the truck, use a double forklift and pay full attention to safety.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth