Chint Relay JSZ3K 5s with socket

05/03/2022

Differences Between AC Contactor and DC Contactor?

The working principle of DC contactor is similar to that of AC contactor. They all make the main contact on or off through the actuation of electromagnetic coil.

11/17/2023

How Does the PWM Achieve Fan Speed Regulation? What Does Each Wire of the CPU Fan Mean?

No matter if it is a desktop computer or a notebook computer, they all have fans. The fan plays the role of heat dissipation.

08/21/2020

Useless for a lifetime. Dehumidification and refrigeration of air conditioners are completely different!

This summer, the heavy rain that has come in New York caught many friends off guard, and the humid and sultry weather made the big guys complain. A small partner told the author that at this time, dehumidification is enough. The air conditioner does not need to be cooled. principle of refrigeration of central air-conditioning chillers

08/24/2020

How to use refrigerant to empty the air conditioner after installation

Air, the moisture and impurities contained in the air in the air conditioner system will cause increased pressure, increased current, increased noise, increased power consumption, etc.,

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/03/2020

The difference between refrigerant R404A and R507

Refrigerant is also called refrigeration working fluid, which is the blood of refrigeration system. It is called refrigerant, refrigerant or Freon in many places.

07/21/2020

Do you know several common refrigeration compressors?

1. Semi-sealed piston refrigeration compressor Among the various types of refrigeration compressors, the piston compressor is the first one that has come out and is still in use. For example, semi-hermetic piston refrigeration compressors are widely used in refrigeration equipment. Common manufacturers are: Emerson, Bitzer, Sanyo, Duling and other compressors.

07/03/2020

PORTABLE AIR COMPRESSOR MARKET SWOT ANALYSIS BY GROWTH AND FORECAST FROM 2020-2026|STANLEY BLACK&DECKER,POWERMATE,CAMPBELL HAUSFELD,SENCO

DataIntelo report titled Global Centrifugal Air Compressor Market provides detailed information and overview about the key influential factors required to make well informed business decision. This is a latest report, covering the current COVID-19 impact on the market.

08/20/2020

What are the requirements of the chiller for the performance of compressor lubricants

The refrigeration compressor is one of the most important components of the chiller, so the lubricating oil (also called refrigerating machine oil) it uses is very demanding.

08/02/2020

How to judge the presence of air in the air conditioner

In the refrigeration system, the non-condensable gases are mainly nitrogen, oxygen, hydrogen and water vapor in the air; because these working fluids do not condense with the refrigerant, they generally gather in the condenser or the liquid reservoir.