Copeland Compressor ZR19M3-TWD-561

09/02/2020

The structure and function of the air compressor PLC product upgrade

The CPU is mainly composed of arithmetic units, controllers, registers and data, control and status buses that realize the connection between them. The CPU unit also includes peripheral chips, bus interfaces and related circuits.

07/05/2020

Hitachi heat pump compressor

Does the compressor not start related to the four-way valve? There is no relationship between the compressor does not start and the four-way valve. Therefore, when the four-way valve coil is damaged, it will not cause the air-conditioning compressor to fail to start normally, nor will the compressor start normally after the good four-way valve coil is replaced.

08/13/2020

Water-cooled chillers need to be cautious when choosing cooling towers

In many special use environments, companies need to apply water-cooled chillers. Because water-cooled chillers need the help of cooling towers during operation, they need to follow the

05/12/2022

6 Advantages of PLC?

Because PLC mostly adopts single-chip microcomputer, it has high integration. And it has corresponding protection circuit and self diagnosis function, which improves the reliability of the system.

08/17/2020

How to check the cooling system of air-cooled chiller

No matter what kind of failure occurs in the chiller, it needs to be paid attention to by the user. Among the many failures, the air-cooled chiller has more ice block failures. This is related to the life cycle of the equipment and the way and method of u碌7館2䀀締眪

08/17/2020

Reasons and repair methods of screw damage of screw chiller

Screw chillers are named after the use of screw compressors. They are often used in large-scale industrial refrigeration such as chemical plants and central air-conditioning systems. Because the performance of screw chillers is more stable and efficient,

06/14/2020

Disposal method of ammonia leakage accident of ammonia refrigeration compressor

On 2020.2.8, a batch of much-needed protective materials donated by Danfoss and Abena, a world-renowned health care product manufacturer, will be sent from Denmark to China to support China's fight against new coronary pneumonia. The total price of this b器2䀀
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01/24/2025

Application of HMI in PLC Based Industrial Control System

Programmable logic controller (PLC) plays an important role in factory automation (FA). The continuous development of technology has greatly promoted the improvement of control function and control level of the control system based on PLC

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/15/2020

What should I do if the refrigeration performance of industrial refrigerators declines

When many enterprise users use industrial refrigerators, due to the lack of knowledge about the use and maintenance of equipment, industrial refrigerators are prone to various failures