Copeland Compressor 4DS3-220E-FSD-201

08/11/2020

The key points that should be paid attention to in the process of central air conditioning construction management

1. Preliminary preparations for central air-conditioning construction<br></br> The construction process of the central air-conditioning is a complex and systematic project.

08/09/2020

Causes and solutions of leakage in heating construction

In the heating construction process, leakage is a relatively common quality problem. Once leakage occurs, it will have a greater impact on people's normal production and life, and at the same time,

08/02/2020

Which type of refrigerant is generally used for household air conditioners

At present, due to global warming, people use air conditioners more and more frequently, but not all users are familiar with the types and use of air conditioner refrigerants.

07/20/2020

Characteristic description of abnormal temperature of compressor

The condensing valve is a valve used to remove condensate and air from the system, and the potential heat loss is large. The thermal imaging camera can monitor the working condition of the condensing valve to determine the steam utilization efficiency and avoid energy waste and leakage accidents

11/17/2023

How Does the PWM Achieve Fan Speed Regulation? What Does Each Wire of the CPU Fan Mean?

No matter if it is a desktop computer or a notebook computer, they all have fans. The fan plays the role of heat dissipation.

06/05/2025

How to choose screw air compressor with or without oil

In screw air compressors, they are classified according to the type of lubrication, which are mainly divided into two types: oil lubrication and no oil. Literally, it is easy to understand whether or not air compressor lubricants are needed.

01/11/2021

You may have been on this princess cruise ship, but you don’t know that she has made Mitsubishi Heavy Industries

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09/14/2020

Maintenance and maintenance of screw air compressor

1. Maintenance and maintenance of intake air filter element. The air filter is a component that filters air dust and dirt, and the filtered clean air enters the compression chamber of the screw rotor for compression. Because the internal clearance of the screw machine only allows particles within 15u to filter out.

08/18/2020

How to avoid corrosion of refrigeration equipment

When enterprises use refrigeration equipment, it is inevitable that various failures will occur, and the reasons for the failures are also various. Once the failure occurs, it will affect the normal operation of the refrigeration equipment.

06/29/2020

What is the cause of compressor pipeline vibration