CHINT Contactor NCZ2-250/E/BL39H

08/07/2020

How to troubleshoot the icing of the evaporator of the air conditioner

Small split air conditioners often have icing on the indoor unit evaporator in summer. Why does it freeze and how to eliminate it? Here are the following:<br></br> 　　 1. Insufficient refrigerant<br></br>

08/18/2020

Component maintenance method of water-cooled chiller

The central air conditioner of the water-cooled chiller is an important part of the entire central air-conditioning system. In order to ensure the normal operation of the air conditioner,

08/07/2020

Technical post: Use icons to tell you the difference between constant speed and frequency conversion!

The fixed speed air conditioner means that the speed of the internal compressor motor is constant and the temperature is adjusted by switching the compressor on and off.

08/04/2020

Application of energy meter in air conditioning measurement<br></br>

Central air-conditioning household metering technology is more and more commonly used in public buildings with centralized cooling.

07/09/2020

Rotary Compressor Market – Major Technology Giants in Buzz Again | GMCC, Mitsubishi, Panasonic, Toshiba, Hitachi, Samsung, GE, Shanghai Electric Group, LG, Landa, Chunlan, Daikin Qingan, Rechi

JCMR recently announced market survey which covers overall in-depth study including additional study on COVID-19 impacted market situation on Global Rotary Compressor Market.

02/07/2025

Water Chiller for Ice Bath Explained: Working Principle, Pros and Cons, Application

Ice baths have been used for centuries as a form of therapy to reduce inflammation, relieve pain, and improve recovery time. Ice baths work by constricting blood vessels, which reduces blood flow and inflammation in the affected area.

07/26/2020

Common faults and troubleshooting methods of refrigeration compressors

The compressor is the "heart" of the refrigeration system. The compressor sucks low-temperature and low-pressure refrigerant gas from the suction pipe, drives the piston to compress it through the operation of the motor, and then discharges the high-temperature and high-pressure refrigerant gas to the exhaust pipe to provide power for the refrigeration cycle to realize the refrigeration cycle. The editor summarizes the common faults and troubleshooting methods of the compressor to help you better maintain the compressor.

06/03/2025

Reasons and necessity of overhaul of oil-injected twin-screw air compressor

The structure of the main engine (also known as the head) of an oil-injected twin-screw air compressor is usually composed of a pair of mutually meshing screws, main engine casing, high-pressure end and end cover, and low-pressure end and end cover.

07/14/2022

What is Air Compressor

An air compressor is a pneumatic device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air (i.e., compressed air).

06/29/2020

Compression ratio of American Copeland compressor