Rockwell Allen-Bradley AB VFD 20AD022A0AYNAEC0

03/04/2021

Advantages of servo motor

Precision: the closed-loop control of position, speed and torque, and the problem of out of step of stepping motor is solved; Speed: high speed performance, general rated speed can reach 2000 ~ 3000 rpm;

08/09/2020

Is inverter air conditioner really more power efficient Power consumption measured at home, it depends on the situation!

Regardless of whether it is cold or hot, air conditioning is basically used. When buying air conditioners, inverter air conditioners are a big gimmick promoted by merchants.

07/16/2022

Common Faults of Gear Pump

Cause: A. the rotation direction is opposite; B. the suction or discharge valve is closed

07/19/2020

Main components of screw chiller

The power of the screw chiller is relatively larger than that of the scroll type, and it is mainly used in central air conditioning systems or large industrial refrigeration. (1) Twin-screw refrigeration compressor: The twin-screw refrigeration compressor is an energy-adjustable oil-injected compressor.

09/05/2020

Not as simple as you think, there are three states of mechanical lubrication

Lubrication is a frequently encountered problem in equipment maintenance, but what exactly is lubrication? Speaking of lubrication, the scene in our minds may just apply oil or grease to the mechanical friction surface to reduce friction.

12/10/2024

How to detect the tightness of the refrigeration equipment system

Keep the refrigeration equipment under a proper vacuum for a certain period of time, and observe whether the air infiltrates the system from the reading of the vacuum pressure gauge to check the sealing performance of the system.

09/09/2020

Quality requirements for medical air compressor control

Medical applications have high requirements on machines, requiring precision, greater reliability, environmental protection and quietness, fresh and clean compressed air, and the output gas can directly contact the human body.

08/04/2020

Application of energy meter in air conditioning measurement<br></br>

Central air-conditioning household metering technology is more and more commonly used in public buildings with centralized cooling.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/04/2020

The current situation and improvement measures of the compressed air dryer market

Compressed air dryers are mainly divided into adsorption dryers and refrigerated dryers. It covers a wide range of fields, mainly including metallurgy, petroleum, chemical, electric power, automobile manufacturing, food processing,