ABB Relay TF42-7.6

06/14/2020

What to do if the air conditioning refrigeration effect is not good

The summer is hot, and air conditioning is an indispensable home appliance product. However, most owners will encounter problems with the poor cooling effect of the air conditioner in the process of using the air conditioner. What is the problem with the 器2䀀
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08/19/2020

How to distinguish inferior refrigerants What effect does refrigerant purity have on the system

Inferior refrigerants will affect the performance and stability of the system, and more seriously will cause damage to system components and compressors. The following methods can be used to distinguish whether it is a low-quality refrigerant:

08/06/2020

How to distinguish the authenticity of the compressor of the antifreeze chiller

The familiar "pump" is a mechanical device that can increase potential energy. For example, a water pump mainly pumps water from a low position to a high position.

08/19/2020

What kind of preheating work can avoid the failure of screw chiller

The following is a small knowledge point to ensure the normal, safe and stable operation of the screw chiller. If you want to be a qualified chiller operator, you must continue to learn and absorb a more comprehensive working principle of the chiller and its components, and the chiller

09/22/2023

Water-Cooled Chiller vs Air-Cooled Chiller: Which One is Better?

When it comes to cooling systems for large commercial buildings or industrial facilities, two of the most common options are water-cooled chillers and air-cooled chillers. Both types of chillers are designed to remove heat from a building or industrial process, but they operate in different ways and have their own unique advantages and disadvantages.

10/17/2025

VFD Troubleshooting: 10 Simple Methods to Master

At present and in the future, the maintenance of the electrical control equipment, VFD (Variable Frequency Drive) will become the professional knowledge that all electricians need to master.

09/03/2020

How much do you know about the precautions of the operation control system of the air separation plant

The air separation unit adopts cryogenic technology, which uses the different boiling points of oxygen and nitrogen gas at the same pressure to achieve gas separation and extract oxygen,

09/13/2023

Hydronic Heat Pump Explained (Definition, Working Principle, Pros and Cons)

Hydronic heat pumps are a type of heat pump that are becoming increasingly popular in residential and commercial settings. They offer a number of advantages over traditional heating and cooling systems, including increased efficiency, reduced energy costs, and improved air quality.

06/29/2020

How the compressor works

06/14/2020

Give home N95 level protection, home fresh air system, real breathing enjoyment!

Give home N95 level protection, home fresh air system, real breathing enjoyment! After the epidemic, the fresh air system once again refreshed people's understanding.