Fotek Temperature Controller NT-20LE

09/05/2020

Why should dentistry choose medical oil-free air compressor

Dental compressed air must be clean and oil-free and dry, because oily or humid air not only endangers the health of patients, but also affects the performance of dental equipment (gas lines, valves, and mobile phones);

01/13/2021

Judgement method of refrigerator solenoid valve is good or bad

(1)Use a multimeter to detect the resistance of the solenoid valve coil is about 2K or more (the resistance value is different according to the requirements of each refrigerator manufacturer); (2)Use a multimeter to detect the pulse voltage. You can adju器2䀀
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06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/12/2020

Causes of noise in circular cooling towers and noise reduction measures

Causes of noise in circular cooling towers and noise reduction measures<br></br> Many people find that the noise is loud after purchasing a circular cooling tower. How do these noises occur? Let’s analyze it for you today.

07/26/2020

Repair method of screw refrigeration compressor wear

The application of screw refrigeration compressors is becoming more and more common, and some of them have entered a period of frequent failures. When the abrasion of the female and male rotors, body, and exhaust end seat of the refrigeration compressor reaches above 0.65rnm, vibration will occur when the refrigeration compressor is running, the sound is abnormal, the cooling capacity is reduced, and the compressor cannot work normally.

03/26/2024

How to Select Servo Motors in Automation Equipment Design

Servo motors play an important role in the field of automation and are usually used to drive components that require more precise speed or position control in projects.

06/16/2020

Talking about the scheme of applying SY4000 general frequency converter in compressor

Talking about the scheme of applying SY4000 general frequency converter in compressor Compressor introduction: Compressor (compressor), a kind of driven fluid machinery that transports gas and increases gas pressure. It is the heart of the refrigera器2䀀
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03/06/2023

Types of Cylinder Seals and Factors Affecting Sealing Performance

Cylinder sealing is an important parameter to characterize the technical condition of engine. Cylinder sealing is related to the technical condition of cylinder block, cylinder head, cylinder gasket, piston, piston ring, inlet and exhaust valves and other parts.

07/16/2020

Tips for compressors using refrigeration oil

The amount of frozen oil used. The amount of refrigerating oil should be controlled after the installation of the overall refrigeration system. After the trial operation, the oil return position of the refrigerating oil seen from the sight glass of the compressor should be at the center line of the sight glass.

09/09/2020

How to choose the size of screw air compressor

Many users are purchasing screw air compressors for the first time. They have no experience in purchasing, and a large part of them do not know the machine very well. How to buy has become a headache for them. Several principles for users to purchase are as follows: