Delixi Contactor CJ40-500A

09/09/2020

Precautions for purchasing screw air compressor

When choosing to purchase a screw air compressor, several parameters need to be evaluated to ensure that the selection is more suitable. Today we will talk about the following points when buying a screw air compressor.

07/14/2020

What's wrong with the freezer not cooling

1. Test the power cord with an electric pen. The broken power cord of the freezer is also a cause of non-refrigeration. For this situation, we need to check whether it is a power problem. The general approach is to open the door and observe whether the lighting lamp in the box Light up. Look for signs of damage to the wires, such as being bitten by a mouse.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/20/2020

What are mineral oil, semi-synthetic oil and fully synthetic oil What is the difference between them

Mineral oil (MineralLubricant) Mineral oil is a lubricating oil extracted from petroleum. The base oil of mineral oil is the bottom oil left over after the fractional distillation of useful light substances (such as aviation oil, gasoline, etc.) during crude oil refining. Into the product. Essentially, it uses the poorer components of crude oil. Mineral oil is currently the most common type of lubricant on the market.

08/14/2020

Specification for selection and installation of refrigeration piping parts for chillers

The accessories of the refrigeration pipeline of the chiller mainly include various valves and connectors. Depending on the refrigeration system, the chiller's request for piping accessories is also different.

09/04/2025

AC Compressor Bearing - Working Principle & Troubleshooting

Bearings play an irreplaceable role in mechanical design. They involve very wide applications.

10/16/2020

What are the characteristics of Copeland semi-hermetic compressors

Copeland semi-hermetic compressor is the originator of semi-hermetic compressors and has the richest experience in manufacturing and service; Copeland Compressor invented the first semi-hermetic compressor in 1941, which has always been the best semi-hermetic compressor in the world. One of the hermetic compressor manufacturing plants, what are the characteristics of Copeland semi-hermetic compressors? Let's take a look.

08/19/2020

The difference between ammonia refrigeration system and fluorine refrigeration system

In the early stages of the development of the refrigeration and refrigeration industry, ammonia refrigeration systems have been widely used. With the development of the times, the shortcomings of ammonia systems have gradually been exposed,

08/16/2020

Where is the key technology of ammonia refrigeration system construction

1. Refrigeration compressor installation 　　 Before the refrigeration compressor is in place, clean the soil and dirt from its bottom and foundation bolt holes, and clean up the foundation surface that has passed the acceptance.

07/14/2020

What are the reasons why the air conditioner is not cooling?

What are the reasons why the air conditioner is not cooling? In summer, people turn on the air conditioner mainly to get a cool feeling, but they did not find that the air conditioner has not been cold for a long time. The air conditioner is not cooling. What are the reasons why the air conditioner is not cooling? Many air conditioners are not cooling, because it is faulty Problem, so it is necessary to repair it, what are the ways to repair the air conditioner?