Danfoss Expansion Valve 067N3155

08/24/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer

In a live broadcast last night, Dr. Zhang Wenhong said that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small. He said that when it is hot,

07/07/2020

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

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 single product to system solutions, the development of semi-hermetic screw compressors has never stopped, and has continuously penetrated into major refrigeration projects.

08/02/2024

Sensors and Solenoid Valves on the KOBELCO Excavator Engine: Locations, Error Codes, and Functions

In order to protect the environment, most excavators are now using EFI systems (referring to electronic fuel injection systems).

08/03/2020

How to prevent the constant starting of the compressor of the high and low temperature test chamber?

The compressor is the core component of the refrigeration system of the high and low temperature test chamber, and has a decisive effect on the entire refrigeration system.

07/10/2020

Working principle diagram and precautions of screw air compressor

Working principle diagram and precautions of screw air compressor Working principle diagram of twin screw air compressor 1. Basic structure and working principle

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.

02/09/2022

Air Conditioner Compressor Not Starting - Causes & Solutions

As is known to us, the refrigeration compressor is the heart of the air conditioner.

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

08/19/2020

What is the relationship between cold storage safety and cold storage board selection

The choice of insulation materials in the refrigeration system is also very important to the safety of the entire refrigeration system. In fact, the main difference between polystyrene board and polyurethane board is the heat preservation effect, price, technology and material.

06/15/2022

How to Select a HMI?

There are three basic types of HMIs: the pushbutton replacer, the data handler, and the overseer.