Parker Denison Vane Pump PVS08AZ140C2

09/02/2022

The Working Principle of the Vacuum Contactor

The vacuum contactor uses the vacuum interrupter to extinguish the arc to frequently connect and cut off the normal working current.

08/25/2025

How to Maintain the Solar Inverter Cooling Fan in Hot Weather?

Solar inverters are generally installed outdoors and are affected by natural factors such as sun, rain, sand, dust or high temperature.

07/07/2020

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

06/14/2020

About the basics, principles and classification of air-conditioning compressors, 90% of them will definitely collect them after reading!

About the basics, principles and classification of air-conditioning compressors, 90% of them will definitely collect them after reading! Basic knowledge 1. Installation location The compressor is installed on the right side of the outdoor unit and 器2䀀
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06/14/2020

The development history of magnetic levitation central air conditioning

Magnetic suspension centrifugal refrigeration compressors have been in research for 18 years from the beginning of z * to the present. At present, magnetic suspension refrigeration compressors have begun to be put into practical applications in large quanﰸ2

07/15/2020

How to avoid overheat protection of scroll Copeland compressor

Friends who have used Copeland compressors know that Copeland compressors are relatively solid to use and are not so easily damaged. This is because Copeland compressors have several built-in protection programs. Overheat protection is one of them. Today we will talk about the internal temperature protector of the scroll compressor.

09/15/2020

Screw machine cleaning agent and protective agent and information

Synthetic cleaning oil, environmentally friendly product, powerful cleaning function and lubrication.

09/06/2020

Choose air compressor and piping system

Air compressor is the power station of air source. The quality of air will directly affect the life of pneumatic tools or pneumatic equipment and components. At present, screw air compressors and piston air compressors are generally used in China.

06/24/2025

What should I do if the refrigeration compressor returns oil

During the operation of the system, the lubricating oil is discharged from the compressor along with the refrigerant, and returns to the compressor after the cycle.

08/11/2020

What is the difference between a fresh air blower and a purifier air conditioner

air conditioning<br></br> 　　Air conditioners refer to equipment that uses artificial means to adjust and control the temperature, humidity, cleanliness, speed and other parameters of the ambient air in buildings/structures to meet the needs of people's production and life.