Danfoss Compressor SH475B9ACY

07/30/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer?

In a live broadcast last night, Dr. Zhang Wenhong stated that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small.

04/04/2025

Solenoid Valves on KOBELCO Excavators: Locations, Functions, Error Codes and Troubleshooting Methods

When KOBELCO excavator displays error codes starting with D and E, such as D012 and E013, they are a solenoid valve problem.

06/29/2020

How the compressor works

08/02/2020

What should be paid attention to when using the showcase

After the cabinet is moved, it must be placed securely and stand still for half an hour before it can be powered on. When using the supermarket display cabinet for the first time, let the empty cabinet run for 2 hours before putting the food in the cabinet for storage

08/16/2020

How to use a water-cooled chiller with a cooling tower for the best effect

A cooling tower is a device that cools water. It is often used in the process of high-speed operation of water-cooled chillers. The cooling tower is a fully functional heat dissipation device to ensure the efficient and stable operation of the water-cooled chiller.

09/08/2020

How much do you know about the operation of air compression system

According to the "Limited Values ​​and Energy Efficiency Grades of Positive Displacement Air Compressors" standard GB19153-2009, the input specific power values ​​of each energy efficiency level of screw air compressors can be found (the input specific power represents the specific exhaust pressure and flow rate range

08/13/2020

Problems that need to be paid attention to when installing chillers

1. Anti-leakage of fluorine<br></br> 　　If the joints of the chiller are not tightened or cracked, fluorine leakage will occur. If the chiller leaks fluorine, the user must replenish it frequently,

08/21/2020

How should centralized air conditioners be used during epidemic prevention and control

1. Before using the centralized air-conditioning ventilation system, you should understand the type of the centralized air-conditioning ventilation system, the air supply range, and the air intake of the fresh air.

09/06/2020

What are the advantages and characteristics of power frequency screw air compressors

What are the advantages and characteristics of power frequency screw air compressors? 　　 Power frequency screw air compressor adopts high-efficiency host The power frequency screw air compressor adopts the industry-leading screw main engine, high efficiency, low speed, the rotor adopts the third-generation tooth profile

06/25/2020

Basic knowledge of air energy

At present, the most commonly used vapor compression heat pumps, compressors, evaporators, condensers, and throttle valves are the four main components. Other auxiliary components include fans, four-way valves, liquid storage tanks, gas-liquid separators, copper pipes, and Protectors and electronic control parts used to ensure the normal operation of the machine, etc. Direct-heating models also include a water flow regulating valve. Schematic diagram of commercial air source heat pump system