Wide Plus Digital Display Controller WP-LEAA-C100HLT

12/04/2024

Scroll Vs. Rotary Compressor for AC

The scroll compressor was invented in 1905 by a Frenchman, Copeland. He set up Copeland company in the United States

08/19/2020

Experts help you see through the three major lies in choosing air conditioners

Summer is the peak season to buy air conditioners. It can enter autumn. After the temperature becomes more comfortable, the attention of air conditioners begins to plummet.

06/27/2025

VFD Basics - How VFD Controls the Motor Running?

When the main circuit of the VFD is connected with the power line, in order to control the motor, it is necessary to connect the surrounding control circuit to the relevant terminals

09/07/2020

How to choose the eight factors of air filter price

1. Air filter price: Before installing the high-efficiency air filter, the clean room must be thoroughly cleaned and wiped. If there is dust in the purifying air conditioning system, it should be cleaned and wiped again to meet the cleaning requirements. 　　1. Air filter price: Before installing the high-efficiency air filter, the clean room must be thoroughly cleaned and wiped. If there is dust in the purifying air conditioning system, it should be cleaned and wiped again to meet the cleaning requirements.

09/05/2020

What is the two-stage compression permanent magnet frequency conversion

Domestic sales of energy-saving air compressors are in full swing. Permanent magnet variable frequency air compressors and two-stage compression permanent magnet variable frequency air compressors are representative of energy-saving air compressors and are currently the mainstream products on the scene.

07/10/2025

Seven Reasons Why your LG Refrigerator Not Cooling

As times go by and society is developing, refrigerators make people’s life more convenient.

01/27/2025

Cold Storage Warehouse: Everything You Need to Know

With the increasing demand for fresh food products, the need for proper storage and preservation has become more important than ever.

12/29/2021

Where is Servo Motor and Servo Drive Used?

With the development of information, communication and automation technology, a wide variety of automatic control devices have been used in industry production and daily life of modern world.

03/01/2021

Basic principle and optimization algorithm of BLDC

Brushless direct current motor (BLDCM,) gets rid of the inherent shortcomings of the brushless DC motor, and replaces the mechanical motor rotor with the electronic motor rotor. Therefore, the brushless DC motor not only has the excellent speed characteristics of the DC motor, but also has the advantages of simple structure, no commutation flame, reliable operation and easy maintenance.

07/07/2020

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