Rockwell A-B HMI 2711-K6C20L1

07/04/2020

Talking about several common types of Copeland compressors

Talking about several common types of Copeland compressors Copeland compressors, which consist of casings, motors, cylinders, pistons, control equipment (starters and thermal protectors), and cooling systems, are used very often in air conditioning and cold storage.

08/24/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer

In a live broadcast last night, Dr. Zhang Wenhong said that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small. He said that when it is hot,

09/08/2020

Advantages and disadvantages of closed motor and open motor of air compressor

Air compressor enclosed motor: Protection grade: IP44, IP54, IP55 　　 Advantages: 　　1) Wide application range. The air compressor driven by a closed motor can be used in places with poor environment. For example, there is a lot of dust and the fibers are flying. Factories and mining industries with corrosive gas and other surrounding areas.

07/05/2020

Hitachi Air Energy Heat Pump Compressor

Hitachi Air Energy Heat Pump Compressor The compressor does not start and has nothing to do with the four-way valve coil heating mode Why can't the compressor of the four-way valve of the air conditioner start up after changing the heating mode? The compressor does not start and has nothing to do with the four-way valve coil heating mode.

07/29/2020

Why do the repairing air conditioner explode frequently, the repairer should pay attention to it!

Call 1: Please notify the installation and maintenance master of all outlets. Most of the current inverter air conditioners are throttling by electronic expansion valves.

09/10/2020

Innovative filtration technology in the automotive industry

This article focuses on some innovative filtration and separation technologies used in the automotive industry. The article focuses on the application of these technologies in the field of engine manufacturing.

07/14/2020

Expansion valve working principle and correct maintenance

Expansion valve working principle and correct maintenance Let me talk about commonly used ones, such as Danfoss danfoss expansion valve, Emerson EMERSON expansion valve (Aike ALCO expansion valve), Spoland SPOLAN expansion valve, etc.

06/11/2024

Hydraulic Systems: Common Faults and Solutions

The hydraulic system is a high-precision, high-efficiency energy transmission system that is widely used in various mechanical equipment.

08/16/2020

Solutions to common system problems of air-cooled chillers

Generally, after companies have used air-cooled chillers for a long time, they are prone to various failures due to lack of necessary maintenance and maintenance. Faced with the occurrence of failures,

06/29/2020

Compression ratio of American Copeland compressor