Omron Switch SS-10-3T

08/24/2020

Where is the safety boundary of cold chain logistics what are the risks How to ensure safety

Following the detection of the new crown virus from the cutting board of imported salmon in Beijing Xinfadi Market, the topic of how the virus is transmitted has become a focus.

08/11/2020

How to use central air-conditioning air-cooled water unit

One of the more prominent problems in the central air-conditioning water system is hydraulic imbalance. For some large-scale and more complex systems, there are usually many control loops.

07/17/2020

Detailed product knowledge about Danfoss expansion valves

The thermal expansion valve is used to adjust the supply amount of liquid refrigerant in the evaporator. The supply amount is controlled by the superheat of the refrigerant. Therefore, this valve is particularly suitable for the supply of refrigerant liquid in the dry evaporator. Because the refrigerant superheat at the outlet of the dry evaporator is proportional to the load of the evaporator.

08/06/2020

The production process of air conditioning and refrigeration copper pipes and common problems

The production process of air conditioning and refrigeration copper pipes and common problems The air conditioner is mainly composed of a compressor, a radiator, and an automatic control system. The copper tube in the radiator is called the "blood vessel" of the air conditioner in the industry.

10/07/2025

Why is Your Refrigerator Start Relay Bad

Refrigerators have been necessary for people’s daily life and there are probably some problems with your refrigerators

06/29/2020

How the compressor works

08/24/2020

Will traditional air conditioners be replaced The air conditioner that does not use electricity at all is invented abroad, the minimum cooling is -25℃

Air conditioning has become an indispensable configuration for everyone. Although the air conditioning refrigeration system can achieve the cooling effect, the outdoor heat is still very uncomfortable

08/25/2020

How to correctly take out ammonia refrigerant when repairing refrigeration parts

First, prepare all tools and emergency supplies before operation. Such as ammonia tanks or a certain number of ammonia bottles, scales, connecting pipes, fitter tools, gas masks, rubber gloves and first aid medicines.

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.

05/26/2025

Mitsubishi Heavy Industries-Haier AC Error Codes

When there is a problem with your Mitsubishi Heavy Industries-Haier air conditioning, you need to know the meaning of the fault code displayed on the thermostat and how to troubleshoot it.