Copeland Compressor ZPS91KCE-TFE-4U8

06/29/2020

Compression ratio of American Copeland compressor

03/13/2021

Working principle of servo drive

At present, most servo drivers use digital signal processor (DSP) as the control core, which can achieve more complex control algorithm, digitalization, networking and intellectualization. The drive circuit based on intelligent power module (IPM) is widely used in power devices.

08/19/2020

Can the fresh air system, air purifier and air conditioner replace each other

1. Fresh air system 　　 Fresh air system is based on the use of special equipment on one side of a closed room to send fresh air to the room, and then discharge from the other side by special equipment to the outside,

08/16/2020

Where is the key technology of ammonia refrigeration system construction

1. Refrigeration compressor installation 　　 Before the refrigeration compressor is in place, clean the soil and dirt from its bottom and foundation bolt holes, and clean up the foundation surface that has passed the acceptance.

08/17/2020

Industrial chiller fault code corresponding fault description and operation

Industrial chillers will inevitably have various types of failures during high-efficiency and long-term overload operation. Today, the editor of okmarts.com mainly shares with you the common failures in industrial chillers.

07/31/2020

What kind of equipment is generally used in cold storage How to select the refrigeration equipment

The cost of cold storage with a refrigeration capacity of less than 60kw is relatively large. It is generally suitable for small cold storage and air conditioning units. The cost of such small cold storage within 100 square meters ranges from 30,000 to 100,000.

07/29/2020

Pressure controller use and adjustment

Many pressure controllers are used in the refrigeration system, and the pressure is controlled by the on and off of the contacts. Mainly include high pressure pressure controller, low pressure pressure controller, high and low pressure pressure controller, pressure difference controller and oil pressure protection pressure controller.

08/24/2020

Comparison of cabinet machine and duct machine

Concealed air conditioner, referred to as air duct machine, can also be called air conditioning duct machine or air duct machine air conditioner.

08/02/2020

Are screw refrigeration compressors and piston refrigeration compressors unclear Just make a distinction like this

Screw refrigeration compressor and piston refrigeration compressor are both positive displacement compressors, and screw refrigeration compressor is a new type of high-speed refrigeration compressor.

08/20/2020

Principles and advantages of water-cooled air conditioners

There are more and more water-cooled air conditioner manufacturers producing water-cooled air conditioners, because when we use air-conditioning products, we are more and more inclined to choose water-cooled air conditioners.