Danfoss Compressor SH345B4ABB

08/24/2020

Multi-online display FC, FL, FE fault processing method

1. Failure display and phenomenon: Outside machine LED3 double 8 indicator light is on and displays: FC, FL, FE. When the indicator light of the external mainboard and the line controller fail, the following figure will be displayed:

07/19/2020

The role of refrigerant in the air-cooled chiller

The refrigerant itself circulates continuously in the refrigeration system, and then realizes refrigeration through its own state changes. The refrigerant absorbs the heat of the cooling medium in the evaporator and vaporizes, and transfers the heat to the surrounding air or water in the condenser to condense.

03/20/2023

Structural Characteristics of Vacuum Pump

The vacuum pump refers to a device or equipment that uses mechanical, physical, chemical or physical-chemical methods to extract air from the pumped container to obtain a vacuum.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

06/30/2020

Causes of compressor burnout

Causes of compressor burnout Common failures of compressors are mainly the following three: 1. Motor burned out; 2. Liquid shock; 3. Oil shortage caused by refrigeration oil. 　　 Today I will give you a detailed analysis of the cause of the motor burnout.

02/20/2025

Daikin Vs. Hitachi Air Conditioners

In summer, what is the best-selling electrical appliance in the electrical market? Air conditioners can be said to be one of the indispensable appliances in the family.

08/24/2020

Is the owner responsible for the accidental fall of the air conditioner

A certain car sales company found the defendant Gao to repair it because the air conditioner in the 4S shop it operated failed. Because Gao couldn't complete the maintenance work alone, he invited his coworker Chen to work together.

09/21/2020

GQYF-2A type air compressor comprehensive protection device

The six-channel temperature of the compressor is over-temperature, oil-cut, water-cut, and over-air pressure. Coal safety regulations have clearly required that the pressure fan equipment must be installed:

08/27/2020

Brief Discussion on Monitoring of Safety Protection Device of Mine Air Compressor

In the process of monitoring and inspecting the safety of air compressors in mining enterprises, the author found that more than 90% of the equipment was not equipped or not fully equipped with the temperature and pressure protection devices that should be configured.

08/15/2020

The price of industrial chiller is too low, what should you pay attention to

Industrial chillers are commonly used temperature control equipment and are used in various industries. Therefore, the requirements for use are also different. The requirements for laser and