Danfoss Expansion Valve TGE 067N2157

07/07/2020

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

07/24/2025

The principle of auxiliary equipment of air conditioning and refrigeration system

The principle of auxiliary equipment of air conditioning and refrigeration system (1) In air conditioning and refrigeration, in order to enable the reliable and stable operation of the refrigeration system and improve the economics of operation

05/16/2025

Compatibility Error Between Fuji HMI and Siemens PLC and the Solutions

With the development of computer network and fieldbus technology, PLC and HMI are widely used in industrial control and building automation.

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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11/07/2025

Case Studies of TECO Servo Drive and Servo Motor

Model is complete. Type-JSDA is used with 8192 PPR encoder. The servo motor JDDE is complete with 50W~15KW models and used with 2500PPR encoder.

06/16/2020

Working principle of automobile compressor

Working principle of automobile compressor Car compressor The function of automobile compressor is to transform the low-temperature and low-pressure gas refrigerant from the evaporator into high-temperature and high-pressure gas refrigerant through comp器2䀀
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07/26/2020

Why is your air conditioner not effective in heating What are the factors

The Central Meteorological Observatory issued a blue warning for cold wave, and there is about to be a cooling rain across the country, and the temperature across the country will drop by 10 to 12 degrees, with a local drop exceeding 15 degrees!

08/24/2020

Responding to the failure of the air conditioning compressor in the computer room, one solution!

The special air conditioner for the computer room is designed based on the characteristics and requirements of the computer room and each communication room. It has the characteristics of constant temperature and humidity, high control accuracy, high air cleanliness and high reliability.

09/04/2020

Advantages and applications of cast copper rotors in high-efficiency motor remanufacturing

The 2017 Green Production and Consumption International Exchange Conference was held in Shangyu District, Shaoxing City, Zhejiang Province from November 9th to 10th. The exchange meeting was co-sponsored by the China National Institute of Standardization

02/26/2025

Air-Cooled Chiller Cooling Fan Problems and Solutions

Air-cooled chillers are one of the very important equipment in modern life, which is widely used in industrial, commercial and domestic environments to reduce and control temperatures in production and life.