EATON Relay ETR4-70-A

07/16/2020

Judgment of the failure of piston compressor in starting

Piston compressor It is a type of compressor commonly used in industrial refrigeration. Most piston compressors use a semi-closed shape, which is simple and convenient to maintain and repair. It is widely used in large supermarkets, cold stores, laboratories, and various refrigeration equipment.

07/28/2020

Method and steps to replace the refrigeration compressor

Cut off the power supply: Before replacing the compressor, be sure to cut off the power supply of the unit, otherwise there will be a risk of electric shock.

07/20/2020

Causes and solutions of air conditioning not heating

The air conditioner has the functions of cooling and heating. Heating in winter and cooling in summer. Life is called a comfortable one. However, why is the air conditioner not heating? In the cold winter, the air conditioner is turned on for heating, but the cold wind blows out, which makes people tremble more.

06/29/2020

How the compressor works

07/17/2024

Irrigation Solenoid Valves: Common Faults, Causes and Troubleshooting

Generally, before diagnosing the problem of irrigation solenoid valves (sprinkler solenoid valves), some work needs to be done: such as determining whether the water source is turned on, whether the controller is connected to the power supply and the program setting is correct, whether the flow control handle on the solenoid valve is closed, and then try operating the valve manually.

03/11/2024

Hydrogen Fuel Cell Thermal Management: Two Main Ways Explained with Diagrams

Proton exchange membrane fuel cells (PEMFC) have the advantages of high efficiency, cleanliness, zero emissions, etc.

08/05/2020

How to avoid water leakage in central air conditioner

In the hot summer, there is nothing more comfortable than staying in an air-conditioned room. If there is, it must be blowing on the air conditioner, eating iced watermelon, playing with the mobile phone...

01/02/2025

FANUC Spindle Amplifier Alarm Codes and Solutions (3)

The following is a continuation of the previous article, and introduces FANUC spindle drive alarm codes 47-73.

09/03/2020

Air technology-the development of the gas industry

Chapter One Introduction <br></br> 　　 1. The main components of air:<br></br> 　　O2: 20.93%<br></br>

08/31/2020

Talking about the characteristics and main points of air compressor waste heat recovery

With the continuous improvement of the domestic economic level, the corresponding prices of various energy products continue to rise, and energy consumption is critical to the corresponding production and operation of related industrial enterprises.