CHINT Contactor NC7-4001

07/13/2020

HVAC Innovative products and series of Danfoss commercial compressors

Hello everyone, today I will introduce you to Danfoss' high-temperature compressors.The refrigeration capacity of this series of scroll compressors ranges from 2 to 10 tons, and can be used in parallel. The compressor is divided into three platforms-household, small business and light business. Other features include: two frequencies, 450 kinds of codes.

09/10/2020

Afternoon tea problems often exist in air conditioning design

The author of okmarts.com came into contact with the HVAC engineering design of some design institutes, and compared the "Code for Design of Heating, Ventilation and Air Conditioning"

08/13/2020

Problems that need to be paid attention to when installing chillers

1. Anti-leakage of fluorine<br></br> 　　If the joints of the chiller are not tightened or cracked, fluorine leakage will occur. If the chiller leaks fluorine, the user must replenish it frequently,

08/20/2020

Several reasons for the poor cooling effect of air-cooled chillers

A chiller that uses a fan to exchange air to achieve the purpose of heat dissipation is called an air-cooled chiller. Based on the fact that the temperature in summer is getting higher day by day, and there is no maintenance for the chiller, then its cooling effect will definitely decrease.

09/09/2020

The development prospect of air filter

The prototype of the air filter is a respiratory protection device used by people to protect the breath. According to records, as early as the first century in Rome, people used hemp masks for protection when they purified mercury.

07/09/2022

What is A Mechanical Sealing

A mechanical seal is simply a method of containing fluid within a vessel (typically pumps, mixers, etc.) where a rotating shaft passes through a stationary housing or occasionally, where the housing rotates around the shaft.

11/15/2022

How to Make an Industrial Fan Quiet?

In construction machinery, fans are an important noise source. The cooling of the machine requires a lot of airflow, which directly causes the fan to generate high noise.

06/29/2020

How the compressor works

08/02/2020

What is the four-pipe air conditioner Under what circumstances

Four-pipe air-conditioning means that the air-conditioning box is equipped with cold coils and hot coils at the same time. Each group of coils is fed one time, a total of four, so it is called four-pipe.

07/01/2020

Experts teach you how to maintain the compressor in summer

Experts teach you how to maintain the compressor in summer The summer is coming, and the maintenance of various mechanical equipment needs to be done properly. Otherwise, this hot and humid weather in summer will cause many machines to be damaged and affect the operation, resulting in a reduction in work efficiency. How to maintain the compressor in summer? Let's take a look.