YASKAWA Switch PSKH-010R25AB

09/09/2020

How to choose the size of screw air compressor

Many users are purchasing screw air compressors for the first time. They have no experience in purchasing, and a large part of them do not know the machine very well. How to buy has become a headache for them. Several principles for users to purchase are as follows:

06/14/2020

Ten basic performance parameters of refrigeration compressors (technical sharing)

Ten basic performance parameters of refrigeration compressors (technical sharing) 1. Actual gas transmission volume (referred to as gas transmission volume) 　　 Under a certain working condition, the mass of gas delivered from the suction end to the ex器2䀀
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06/20/2020

How does the air conditioner automatically control the indoor temperature, and how does the elevator achieve automatic operation

In the hot summer or cold winter, we all want to stay in a comfortable environment with a moderate temperature and low humidity, and the breeze is clean. <img src="{{media url=&quot;How_does_the_air_conditioner_automatically_control_the_indoor_temperature.jpg&quot;}}" alt="" />The learning and working efficiency in this environment is very high. The air conditioner is an electrical appliance that can automatically adjust the indoor temperature, and it is becoming more and more popular.

05/22/2025

How to Check and Replace Refrigerator Compressor Relay

If your refrigerator has been in use for some time, there may be some faults with the compressor. To troubleshoot the compressor, check whether there is abnormal noise or overheating phenomenon in the relay.

09/07/2020

Lubricant-Protector of Industrial Equipment

Reducing friction is one of the main purposes of lubricating oil. In addition, lubricating oil has other functions. For example, the lubricating oil film can prevent rust; prevent metal from being corroded; the lubricating oil can also play a cleaning role.

07/07/2020

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

08/03/2020

Branch tube PK branch box in multi-connection applications, who is better

At present, the main connection methods used in the mainstream market of home improvement central air-conditioning are branch boxes and branch pipes.

06/02/2022

6 Common Types of Power Supply?

As we mentioned before, power supply can be divided into DC power supply and AC power supply. What are the specific types of power supply? Let me introduce them to you.

07/12/2020

Danfoss compressor selection

Danfoss Compressor is an important product of the Danfoss Industrial Group. It has three factories in Germany, Slovenia and Mexico. It produces small refrigerator compressors for household refrigerators, commercial freezers and air conditioners. The power range is from /OHP-HP, using R12 and R22. , R502, R134a, R404A, R600a and other refrigerants.

08/09/2020

Common oil shortage failures of scroll refrigeration compressors

The compressor is short of oil for a long time-the mechanism and the friction pairs are overheated, causing the bearings to sinter and hold the shaft.