RICHTEK IC RT7251AZQW

08/24/2020

Normal operating conditions of the refrigeration system in operation

1. The suction temperature of the compressor should be 5-15℃ higher than the evaporation temperature and 5-10℃ higher than the brine temperature;

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:

08/02/2020

How does the cooling, heating, and dehumidification mode switch freely

Nowadays, almost every home has air-conditioning, which is cooled in summer, which brings coolness, heat in winter, provides warmth, dehumidification in the rainy season, and creates a refreshing environment.

06/09/2022

How to Test Solenoid Coil?

When selecting and using solenoid coils, we should think about the inspection and measurement of the coils, and then judge the quality and advantages and disadvantages of them.

07/30/2020

Common faults and solutions of summer chillers

Entering the hot summer, industrial chillers in many factories ushered in the peak period of refrigeration. The refrigeration equipment frequently runs, and it is very likely that there will be such and other small failures.

09/10/2020

How to identify the authenticity of imported air compressor accessories!

High-quality air compressor accessories are the basis for ensuring the normal operation of air compressor equipment. Due to the need for maintenance of air compressors and driven by benefits, a variety of imported engineering air compressors and air compressor accessories appear on the market, but the quality is uneven.

08/19/2020

Installation and debugging of thermal expansion valve in refrigeration equipment

The correct installation of the thermal expansion valve will also affect the performance of the refrigeration device. Before installation, check whether the expansion valve is in good condition, especially the temperature sensing mechanism.

06/29/2020

Too small selection results in insufficient compressor displacement

Too small selection results in insufficient compressor displacement Many users just start not knowing the specific gas consumption of their own production, so they blindly select the model according to their own estimates, resulting in exhaust pressure not coming up, below the rated exhaust pressure, which cannot meet the normal gas consumption of the factory.

08/19/2020

How to use refrigerant in industrial refrigerator

Refrigerant is an indispensable part of industrial refrigerators, and it acts like blood in the human body. Since various refrigerants have different physical and chemical properties, they have different saturation pressures at different temperatures.

06/29/2020

What is the cause of compressor pipeline vibration