Fuji VFD Frequency Converter FRN30LM1S-2U

08/11/2020

Correct adjustment method of opening degree of thermal expansion valve

The expansion valve is one of the four major components of the refrigeration system. It is an important device for regulating and controlling the flow and pressure of the refrigerant entering the evaporator, and it is also the "boundary line" between the high and low pressure sides.

09/08/2020

Comparison of five common air compressor oil types

1. Group II/III air compressor oil Choose appropriate additive formulations such as antioxidants and rust inhibitors, which have certain anti-oxidation performance and high temperature stability, less sludge and carbon deposits

08/03/2020

The air conditioner only cares about food and clothing, and floor heating can enjoy life

With the improvement of living standards, people are no longer satisfied with "warmth", but also want "comfort" and high-quality life.

06/14/2020

What is an air-cooled heat pump Introduction of knowledge about air-cooled heat pump

What is an air-cooled heat pump Introduction of knowledge about air-cooled heat pump What is an air-cooled heat pump-Introduction to an air-cooled heat pump

09/15/2020

Comparison of scroll compressor and rolling rotor compressor

With the development of society, human beings have higher and higher requirements for the comfort of the living environment. Therefore, improving the compression efficiency and working reliability of the compressor, developing and applying material-saving and energy-saving compressors have become one of the main directions for the development of refrigeration technology.

06/29/2020

How the compressor works

09/23/2020

Air compressor classification, working principle and air compressor selection

Air compressor classification, working principle and air compressor selection The air compressor is the main body of the air source device. It is a device that converts the mechanical energy of the prime mover (usually an electric motor) into gas pressure energy, and is a pressure generating device for compressed air.

11/25/2024

Troubleshooting a Split AC Not Cooling But Fan is Running (12 Possible Reasons)

A split air conditioner, known for its efficiency and comfort, can be a savior during the scorching summer months.

07/12/2020

Future trends of semi-hermetic screw compressors? Unseen companies may be eliminated2

Future trends of semi-hermetic screw compressors? Unseen companies may be eliminated From single-screw to single-machine two-stage, from ordinary type to frequency conversion, environmental protection, energy-saving type, from a single product to the provision of system solutions, the development of semi-hermetic screw compressors has never stopped and has continuously penetrated into major refrigeration projects.

12/14/2023

Comprehensive Guide to 32 Various Refrigerants (Summary of Characteristics＆ Uses of Commonly Used Refrigerants)

0HFC Series Refrigerants: R134a, R410A, R407C, R417A, R404A, R507, R23, R508A, R508B, R152a