Eaton Contactor C80WD440B11

06/14/2020

Refrigerating oil use characteristics and performance requirements

Refrigerating machine oil is mainly used to lubricate the parts that need to be lubricated in the freezing machine, and is closely related to the running performance and service life of the compressor, so its selection and application are very important.

05/19/2022

PLC Analog Input

PLC analog inputs usually use voltage signals in the range of 20 volts and current signals in mA. Each PLC manufacturer has I / O modules to process these types of signals

09/11/2020

Summary Essentials of water treatment for central air-conditioning chillers

Looking at the management of central air-conditioning throughout the country, it is found that very few are well managed, and all have problems of one kind or another to varying degrees. The main problems are described as follows: 1. Problems caused by the unreasonable design of the design department

06/29/2020

How the compressor works

10/22/2025

What Type of Compressor is Used in Domestic Refrigerators

We all know that in addition to electricity, refrigerators rely on compressors to maintain normal operation. The compressor is like the heart of the refrigerator.

07/11/2020

Screw air compressor maintenance

Screw air compressor maintenance 1. Air intake filter The air filter is a component that filters out air dust and dirt. The filtered clean air enters the screw rotor compression chamber to be compressed.

08/18/2020

Commercial freezers use repair and maintenance technology

1. When placing the location, please pay attention to placing it as far away as possible from the heat source or not exposed to direct sunlight, because the freezer itself needs to dissipate heat to the outside world.

08/27/2020

Multiple precautions and safety guidelines for the use of compressor lubricants

Lubricants of different brands cannot be mixed. Mixing oils of different quality and grades will reduce the performance of the oil, and produce viscous deposits and lacquer deposits, which will block the oil supply system and affect the pressure delivery of the oil.

09/01/2023

How Does a Ductless Heat Pump Work? A Comprehensive Guide

If you're looking for an efficient and flexible heating and cooling solution for your home, a ductless heat pump may be just what you need.

06/22/2020

Types of steam compressors_selection of steam compressors

Types of steam compressors_selection of steam compressors Types of steam compressors<img src="{{media url=&quot;Types_of_steam_compressors_selection_of_steam_compressors.jpg&quot;}}" alt="" /> 　　 1. Single-stage high-speed centrifugal blower This type of steam compressor is a relatively common steam compressor on the market. It can have a large air volume and pressure and can meet the needs of many working conditions. The single-stage high-speed centrifugal blower is designed with a ternary flow theory, and the whole structure of the fan is compact , And the technology is relatively mature. 2. Roots type steam compressor