MEDER Relay HE24-1A83-150

07/30/2020

What to do if the air conditioner protection light is flashing and not cooling

What to do if the air conditioner protection light is flashing and not cooling<br></br> In the entire home repair industry, what can quickly arouse the attention of users is the previous TV repair, and the current air conditioning repair is also one

09/08/2020

Series of hazards caused by poor compressed air quality to production

Compressed air is an important source of power in industry. Compressed air is the second largest power source in industry after electricity. Compressed air contains harmful substances such as water, oil, and particulate impurities.

07/06/2022

What is a Proportional Valve

A proportional valve provides a change in output pressure or flow in the same ratio as the change in the input, for example if the input doubles then the output will also double.

07/13/2020

compressor trading platform

All basic knowledge of screw air compressor The full name of the air compressor is an air compressor; a machine designed according to the working principle of the rotation of the twin screw (also called Yin and Yang rotor) to change the volume of the gas, it can suck in natural air and then complete the work through several internal processes. To discharge compressed air that meets pressure requirements, this machine is called a screw air compressor.

08/15/2020

How to avoid corrosion of refrigeration equipment

When enterprises use refrigeration equipment, it is inevitable that there will be various problems, and the reasons for the problems are also various. Once the problem occurs, it will affect the normal operation of the refrigeration equipment.

08/18/2020

Refrigerant filling method of water-cooled screw chiller

The refrigerant plays a vital role in refrigeration equipment. This is something that everyone in this industry needs to understand. What are the refrigerant charging methods for water-cooled screw chillers?

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

07/08/2020

Advantages and disadvantages of Hitachi central air conditioning

Advantages and disadvantages of Hitachi central air conditioning Hitachi Central Air Conditioning has always been at the forefront of air-conditioning technology, advocating the development and transformation of air-conditioning technology with the height of giants. Advantages: 1. Patented scroll compressor technology, as early as 1983, Hitachi invented the world's first scroll-type air-conditioning compressor and has a patent; and in 2003, Hitachi launched the industry's first internal oil separation function The new high-pressure cavity scroll compressor further improves the efficiency and reliability of the compressor and effectively increases the service life of the air-conditioning host.

08/12/2025

AC Servo Motor Construction and Working

Most servo motors used in servos are AC motors. Figure 1 shows a circuit diagram of an AC servo motor.

08/18/2020

How to use low temperature chiller to improve the cooling effect of air cooler

Generally, air coolers are installed outdoors. Therefore, the water temperature of the water storage tray will rise under the high temperature radiation of the scorching sun, which seriously affects the cooling effect.