Schneider VFD Frequency Converter ATV61HU15N4

06/29/2020

How the compressor works

05/11/2022

What is PLC?

Programmable logic controller (PLC) is a digital operation electronic system specially designed for application in industrial environment.

08/29/2022

How do Circuit Breakers Extinguish Electric Arc?

The arc is a free gas with high temperature and high conductivity, which not only has a great destructive effect on the contacts

08/02/2020

The working principle of screw compressor and comparison of fully enclosed, semi-closed and open type

Compared with reciprocating piston refrigeration compressors, screw refrigeration compressors have a series of advantages such as high speed, light weight, small volume, small footprint and low exhaust pulsation.

08/05/2020

Don't panic when the evaporator melts, look here!

Although the evaporator is very useful, the evaporator defrosting electric heating tube burned out and the water collecting tray heating chamber burned out successively during use. So I will introduce the problems of the evaporator equipment and analyze the problems.

09/04/2020

Eight core issues warn compressor companies, and the rapid changes in the market cannot be ignored

When we find that the hot companies a few years ago have become traditional enterprises, you will understand how fast we are in an era of change! Most compressor companies now have a very serious sense of crisis-dealers are difficult to manage

08/03/2020

How to supplement and discharge refrigerant in cold storage refrigeration system

The cold storage refrigeration system must ensure that the refrigerant is dry when adding refrigerant (only applicable to fluorine refrigerant refrigeration systems),

06/24/2022

HMI Troubleshooting and Maintenance?

HMI (human-machine interface) devices are crucial components of automated systems. An HMI makes it possible for a human to interact with a machine efficiently and productively.

08/20/2020

Air-conditioning installation also charges aerial work fees. Have you paid for it

event: Citizen Ms. Liu bought an air conditioner of a certain brand online, and someone came to install it the next day after signing for it, but was asked for a "high-altitude fee" of 50 yuan. Ms. Liu felt very uncomfortable because "the fee was not mentioned at the beginning" .

08/20/2020

What is the working principle of air-cooled air conditioners and what are the selection techniques

In recent years, the development of the air-conditioning industry has made some relatively new technologies gradually applied to these aspects. Even in the dry autumn or cold winter, the air conditioner still plays an important role, and its appearance isﰸ2䀀
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