NMB Bearing 629ZZ

08/24/2020

Six steps to prevent ice blockage in refrigeration equipment maintenance

Ice blockage has always been a common failure of refrigeration equipment. In which part of the maintenance is it caused? The following are the correct operation methods for the 6 key links that may cause ice blocking in the maintenance of large refrigeration equipment:

07/07/2020

Is the semi-closed screw compressor going up or down The views of these companies coincide

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

07/13/2020

Two products support half of Danfoss refrigeration business

Danfoss commercial compressor nameplate changes Danfoss piston compressors and scroll compressors have adopted a new nameplate since December 2015. At the same time, the compressor product brand and brand logo have also been adjusted.

08/02/2020

I have to know these 10 questions about turning on air-conditioning for heating in winter!

In the cold winter, for many southern friends, the air conditioner is indeed one of the greatest inventions in history

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.

06/14/2020

Comparison of semiconductor refrigeration technology and compressor refrigeration technology

Comparison of semiconductor refrigeration technology and compressor refrigeration technology The mechanical compression refrigeration system includes a compressor, a condenser, a filter, a solenoid valve, an expansion valve, an evaporator, a liquid reserﰸ2䀀
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09/10/2020

A new variable speed drive motor for screw air compressor

After more than half a century of development and application, screw compressors have achieved great development in technology. Among them, the application of oil-injected screw air compressors is the fastest and most extensive.

07/07/2020

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

08/14/2020

How to maintain the air-cooled chiller—professionals will answer your questions

Any machinery and equipment, if not maintained and maintained in time, will have problems to varying degrees. If you lack the necessary maintenance knowledge, it is likely to cause serious consequences.

09/08/2020

The characteristics of the main shaft of the frequency conversion screw air compressor

The main core of the equipment operation of the rod host during the operation of the variable frequency screw air compressor. Without the rod host equipment, the equipment cannot operate normally. The following is an explanation of the characteristics of the rod host used in the air compressor equipment: