Danfoss Compressor DSH381A9ABW

07/18/2020

Maintenance method for wear of refrigerator refrigeration compressor

　The application of screw refrigeration compressors is becoming more and more common, and some of them have entered the period of frequent failures. When the abrasion of the female and male rotors, body, and exhaust end seat of the refrigeration compressor reaches above 0.65rnm, vibration will occur when the refrigeration compressor is running, the sound is abnormal, the cooling capacity is reduced, and the compressor cannot work normally.

06/14/2020

The main cause of the burning of refrigeration compressor windings

The damage of the motor coil is mainly manifested as the destruction (short circuit) and open circuit of the stator winding insulation. After the stator winding is damaged, it is difficult to be found in time, which may eventually cause the winding to bur器2䀀
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11/07/2022

What is an Electronic Expansion Valve?

The electronic expansion valve is a kind of the expansion valve. It uses the electrical signal generated by the adjusted parameters to control the voltage or current applied to the expansion valve, thereby achieving the purpose of adjusting the liquid supply.

09/09/2020

What are the benefits of oil-free screw air compressors

What are the benefits of oil-free screw air compressors? How to use oil-free screw air compressor? What are the benefits of using an oil-free screw air compressor?

08/14/2020

Protection preparation before cold storage installation

Once the cold storage is installed or used improperly, it is very likely to affect the smooth application of the cold storage.

09/05/2020

The old driver summarized several characteristics of the domestic compressor market

my country's air compressor manufacturers are mainly located in the coastal areas of the Yangtze River Delta and the Pearl River Delta. These regions have relatively developed economies and obvious geographical advantages, talent advantages and technological advantages.

08/11/2020

Why is the duct air conditioner not a central air conditioner

Many people think that the air duct machine is also a central air conditioner. Strictly speaking, this understanding is actually wrong. Ducting machine is the abbreviation of concealed air conditioner. It can also be called air-conditioning ducting machine or ducted air-conditioning.

05/26/2022

How to Repair The Safety Light Curtain?

Safety light curtain is an infrared device, which is mainly used for equipment safety protection, detection and other functions. Now all the safety light curtain has a warranty period.

08/10/2020

Benefits and methods of condensate recovery

Benefits and methods of condensate recovery<br></br> 1. Why should we recycle condensate<br></br> 　　Steam as a clean and safe energy carrier is widely used in various industries. After the steam releases the latent heat of vaporization in the steam-using equipment,

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth