Danfoss Compressor SZ090A9CJ

08/20/2025

What’s the Difference between Semi-Hermetic Compressors and Hermetic Compressors?

In the hermetic compressor, the motor and the compressor share the main shaft (reciprocating type)

09/01/2020

Discussion on the positive effects of Guidelines for Energy Efficiency Classification of Compressed

On October 27, 2018, the global press conference of the compressor industry’s first group standard "Guidelines for Energy Efficiency Classification of Compressed Air Stations" caused a strong response in the industry under the spread of mobile internet technologies such as WeChat and live broadcasts.

08/06/2021

Something You Need to Know about Using the Car AC after Stop

In summer, many people like to park their cars on the side of the road, opening the air conditioner for a long time.

07/17/2020

Emerson Copeland Compressor

After the compressor of the refrigeration system is used for a period of time, the Emerson Copeland compressor system will reduce the refrigeration oil in the oil return system and natural loss of the Copeland compressor when it is running, so it is necessary to add refrigeration to the compressor after a period of time. oily.

08/14/2020

Maintenance method of ultra-low temperature chiller refrigeration system

An ultra-low temperature chiller refers to a refrigeration unit whose chilled water temperature reaches below minus 35°C. The unit adopts two-stage compression refrigeration.

07/07/2020

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

07/25/2022

4 Common Causes of Water Pump

Most people know that a water pump is important to vehicle operation, but not everyone knows the four most common causes of water pump failure.

09/11/2020

Selection skills of single screw pump

The professional senior engineer of the air compressor construction machinery leasing company told everyone that the specification of the single screw pump is determined by the nature, flow and pressure of the liquid to be transported, and the speed of the pump is determined by the viscosity and corrosiveness of the liquid. The selection of parameters can ensure the reliable operation of the pump.

08/17/2020

Methods to prevent failures of industrial chillers

In the process of using the industrial chiller, the prevention of various failures of the industrial chiller can reduce the cost of the company's later maintenance equipment. The stable operation of industrial chillers directly affects the efficiency of e碌7館2䀀締眪湠眷

06/28/2020

Trouble analysis and elimination of semi-hermetic compressor motor

Trouble analysis and elimination of semi-hermetic compressor motor Abstract：Semi—hermetic compressor often be used in the water—cooling unit of air conditioning system，and it’S motor which work in rather high temperature and pressure condition，even work with refrigerator and oil， has a poor working condition．