Copeland Compressor EAVA-021A-TAD-8S0

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.

09/10/2020

A new variable speed drive motor for screw air compressor

After more than half a century of development and application, screw compressors have achieved great development in technology. Among them, the application of oil-injected screw air compressors is the fastest and most extensive.

07/23/2020

Reasons for excessively high discharge temperature of refrigeration compressor (technology sharing)

The refrigeration compressor is the core and heart of the refrigeration system. The capacity and characteristics of the compressor lead to the capacity and characteristics of the refrigeration system. In a sense, the design and matching of the refrigeration system is to reflect the capacity of the compressor.

09/04/2020

How to choose the cold dryer and precision filter for the air compressor

Why do we have a refrigerated dryer with a precision filter. The air compressed by the air compressor contains oil and solid particles. After the compressed air is dried by the refrigerated dryer, there will be oil and some solid particles.

12/18/2024

ABB inverter fault codes and solutions

After an ABB inverter fails, many people don't know what to do, and they look for experts everywhere for advice. In fact, many times, just check the inverter's fault code to know what specific fault has occurred in the inverter, and you can prescribe the right medicine

08/27/2020

How to maintain your oil-free screw compressor

Like all electromechanical equipment, oil-free screw compressors require regular maintenance to operate at maximum efficiency and minimize unplanned downtime. Improper maintenance can cause problems such as reduced compression efficiency, air leakage, and pressure changes.

08/13/2020

Safety code for cold storage wire installation

During the installation of the cold storage, it is very important whether the wires can ensure the safety of later use. For example, explosion-proof cold storage must use explosion-proof wires in the explosion-proof area

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

02/27/2021

How to maintain the servo motor?

How to maintain the servo motor 1. Regularly check the encoder connection line of the servo motor and the power connector of the servo motor to confirm that the connection is firm;

06/14/2020

The reason for the frost on the compressor air inlet is here!

The reason for the frost on the compressor air inlet is here! Frost on the air inlet of the cold storage compressor is a very common phenomenon in the refrigeration system. Under normal circumstances