LG LS Contactor MC-225A

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.

10/21/2021

List of Problems and Solutions for Piston Compressors

Piston compressors have an irreplaceable role in many areas but they are not easy to maintain. Therefore, it is very important for many companies to ensure smooth operation of this type of compressor.

08/05/2020

Power saving is the last word! Read energy efficiency labels in one minute

With the improvement of living standards, household central air conditioners have gradually become the new darling of modern families.

08/11/2020

Basic knowledge of the operation and use of refrigeration equipment

In the daily use process of the user, no matter which type of refrigeration equipment is selected, comprehensive maintenance and maintenance for the refrigeration equipment are essential.

08/20/2020

Cold storage anti-corrosion and anti-frost coatings effectively solve the problem of frosting and corrosion

In the cold storage, when the dew point of the air is lowered by the cooling pipe surface, the moisture in the food and air will precipitate and condense on the pipe wall. If the pipe wall temperature is lower than 0°C, it will condense into a rain layer.

08/11/2020

The temperature status and faults of the unit components of various commercial central air-conditioning systems

When the commercial central air-conditioning system is overhauled, temperature inspection and testing are very important, because the unit components of the entire central air-conditioning system have a normal temperature range, beyond which it is an abnormal state.

11/29/2024

Performance comparison of Mitsubishi, Hitachi and Daikin compressors

Compressor Daikin: domestic compressor, produced by Gree Mitsubishi: The original parts are imported! Won multiple energy-saving awards! Hitachi: Hitachi central air conditioners sold domestically are produced by Qingdao Hisense Hitachi Air Systems Co., Ltd.,

01/20/2022

The Difference between a Wireless Transmitter and Wired Transmitter

Transmitters are used in wide applications, such as information transition and remote control by computers. Since transmitters determine devices to work, it is important to get the right one.

09/18/2020

Performance comparison between piston compressor and screw compressor

The noise of the piston engine is loud and the maintenance is inconvenient. Most piston machines often have problems during use, which brings great inconvenience to users. At the same time, it can reduce the production cost of the factory, increase economic benefits, facilitate equipment management

07/07/2020

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