Danfoss Compressor SM147T9RD

08/21/2020

The role of pressure relay in refrigeration system

In industrial refrigeration, a pressure relay is an electric switch controlled by a pressure signal. It is often used as a protection and regulating element that directly controls the start and stop of the refrigeration compressor or controls the opening and closing of certain solenoid valves

09/05/2020

The technical core that affects the development and use of cold dryers

The application of refrigeration dryers is very extensive. This article is to describe the core technology, important fields and development directions of refrigeration dryers to describe the core of the technology that affects the development and use of refrigeration dryers.

01/27/2023

What is a Smart Pressure Transmitter?

The definition of a smart pressure transmitter is arguable. Some people think that smart pressure transmitters refer to those with highway addressable remote transducer (HART) protocol output

10/17/2025

VFD Troubleshooting: 10 Simple Methods to Master

At present and in the future, the maintenance of the electrical control equipment, VFD (Variable Frequency Drive) will become the professional knowledge that all electricians need to master.

08/14/2020

What to do when the air-cooled chiller has noise

Any machine will have more or less problems after a long period of use. In the early stage of production, many companies have no production experience at the beginning, and many problems often arise.

07/16/2020

How to clean the constant temperature and humidity box condenser

The condenser of the constant temperature and humidity test chamber should be maintained regularly on a monthly basis. Use a vacuum cleaner to absorb the dust adhering to the condensing heat dissipation mesh or use high-pressure air to remove the dust.

11/03/2022

Pros and Cons of 4 Pairs of Electric Motors

According to different structures, working principles, types of operating power, and uses, electric motors can be divided into various types.

08/15/2020

The layout principle of Freon refrigerant pipeline

The main feature of Freon refrigerant is that it dissolves with the lubricating oil. Therefore, it must be ensured that the lubricating oil from each refrigeration compressor can return to the refrigeration compressor after passing through the condenser,

10/10/2023

How to Clean a Portable Ice Maker: Tips and Tricks

A portable ice maker is a convenient appliance that allows you to make ice anywhere, anytime. Whether you're hosting a party, camping, or simply need ice for your drinks, a portable ice maker can make your life easier.

06/29/2020

Several causes of compressor burning