COSEL Power Supply CBS502412-F6

08/09/2020

Do you know the selection criteria of electronic valves for cold storage systems

In the cold storage refrigeration system, the selection of components must strictly abide by the four basic principles of safety, reliability, applicability and economy.

07/22/2020

The working principle of cooling and heating of air conditioning

In addition to the cooling function, the heating and cooling air conditioner also has the heating function. The biggest difference from a single-cooling air conditioner is that an electromagnetic four-way reversing valve is installed in the heating and cooling air conditioner.

08/24/2020

Inventory of common functional modules of cold storage management system

With the increasing number of customers and the increase in the number of orders, cold storage companies have gradually discovered that manual implementation of the internal management of the cold storage will affect the accuracy and efficiency of the number of orders,

08/17/2020

Matters needing attention in cleaning air conditioner condenser

For the health of the air conditioner, some car owners will clean the condenser, which is correct, but pay attention to the cleaning agent, it is best to use the condenser cleaning agent.

09/03/2020

What are the application areas of oil-free air compressors

Common oil-free air compressor application fields 　　 1. Gold plating and copper plating industry applications. In the cleaning process of electroplating, a compressor needs to be used to remove water from the surface of the object, and the use of an oil-free air compressor can keep the electroplating smooth.

07/25/2020

Oil pressure protection? High and low voltage protection? Thermal relay protection? Come and see if the automatic control appliance fails

There are two types of failures in the automatic control of refrigeration devices: one is caused by the failure of the refrigeration system; the other is caused by automatic control, electrical component failure, and improper debugging.

06/29/2020

Several causes of compressor burning

07/31/2020

Is it normal to see smoke from the outdoor unit during air conditioning heating in winter

In winter, when using air-conditioning for heating, the effect is either reduced or there is no hot air. I always feel that the heating effect is very poor! Many air conditioners are surrounded by snow. Can they be effective

06/16/2020

Reasons for refrigerator compressor not working

Reasons for refrigerator compressor not working Reason one: Is the external power supply and compressor input voltage normal? Check whether the power supply and compressor input voltage meet the standard requirements (187 volts to 242 volts), whether 器2䀀
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08/18/2020

How to clean the condenser of the central air-conditioning chiller

With the improvement of the quality of life of residents, the "new aristocratic" central air conditioners in air conditioners have also entered the homes of ordinary people from tall shopping malls and villas.