ESA HMI VT520T0P0

11/10/2022

3 Common Expansion Valve Failures and the Solutions

The most common failures in the use of expansion valves are valve blockage, frosting, ice blockage and oil blockage.

07/14/2020

Requirements for the use of freezing oil

Requirements for the use of freezing oil Due to the different use occasions and refrigerants, the choice of refrigeration oil for refrigeration equipment is also different. The requirements for freezing oil< are as follows: 1. Freezing point: The temperature at which the freezing oil is cooled to stop flowing under the experimental conditions is called the freezing point. The freezing point of the refrigeration oil used in refrigeration equipment should be as low as possible (such as R22 compressors

08/11/2020

Want to clean the air conditioner condenser Come here i teach you

As for the core component of the air conditioner—the condenser, do you know how to clean it? Today, the editor will teach you how to clean the condenser of the okmarts.com air conditioner.

06/29/2020

Compression ratio of American Copeland compressor

03/10/2023

Introduction to Three Sorts of Soft Starters

Soft starter, in essence, is a reduced-voltage starter that can control automatically. As it can adjust output voltage arbitrarily, plays a role in current closed-loop control

09/05/2020

What are the advantages and disadvantages of permanent magnet synchronous motors, and what are the developments

Compared with traditional induction motors, permanent magnet synchronous motors have unique performance. Mainly introduce the characteristics of permanent magnet synchronous motors, and analyze the research status and development trends at home and abroad.

08/24/2020

You need to be cautious when buying air conditioners.

The hot summer is the peak season for air conditioning sales. A citizen in Los Angeles bought a home central air conditioner, but it failed repeatedly. An appraisal found that this product was not the original brand in the purchase contract.

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.

09/05/2020

Application of air compressor in injection molding industry

As the power source of compressed air, air compressors are widely used in the national economy. There are small piston air compressors, medical silent oil-free air compressors, integrated integrated air compressors, oil-free and water-free screw air compressors.

03/02/2021

Information about ABB motor

ABB motor is a kind of electromagnetic device which realizes the conversion or transfer of electric energy according to the law of electromagnetic induction ABB servo motor is installed as follows: