Siemens Contactor 3RT2325-2BF40

08/18/2020

Matters needing attention in the maintenance and maintenance of water-cooled screw machines

What matters should be paid attention to during the maintenance and maintenance of the water-cooled screw machine? Let okmarts.com tell you!

08/14/2020

How to select the cooling fan in the floor heating and air conditioning system

For many dealers in the north, the heating end may be familiar, but they are not very confident in the cooling end. In our WeChat group, dealers often consult related questions.

09/10/2020

In the next two years, the world's bearing demand will reach 76 billion US dollars

According to the forecast analysis report of the global bearing market by the industry research company, the global demand for ball bearings, roller bearings and sliding bearings is expected to grow at an annual rate of 8.5%, reaching 76 billion US dollars by 2014, of which unloading The largest demand for ball bearings and roller bearings.

04/29/2025

Difference between AC, DC and EC Fans

AC fans, DC fans and EC fans are classified according to their power supply type and motor type respectively. They differ in drive method, performance and application range.

06/29/2020

Compression ratio of American Copeland compressor

06/27/2020

Common faults and solutions of compressors

A compressor is a machine that compresses gas to increase gas pressure or transport gas, and is widely used. In the mining industry, metallurgy industry, machinery manufacturing, civil engineering, petrochemical industry, refrigeration and gas separation engineering, and defense industry, compressors are one of the indispensable key equipment.

05/13/2025

How to Reset Your Air Conditioner: a Step-by-Step Guide

Air conditioners are essential for keeping your home comfortable and cool during the hot summer months. However, if your air conditioner is not functioning properly, it can be frustrating and uncomfortable.

09/03/2024

Applications of 15 Common Refrigerants, Must-Read for Refrigeration Professionals

The properties of refrigerants are directly related to the refrigeration effect of refrigeration equipment and even personal safety. Whether you are designing, installing, repairing or maintaining refrigeration equipment, you should know the properties and applications of these common refrigerants.

06/14/2020

Identify the failure of a fully enclosed refrigeration compressor in three minutes

Identify the failure of a fully enclosed refrigeration compressor in three minutes 1. How to identify the three binding posts on the casing of the hermetic compressor?

06/20/2020

Structure diagram of single vane compressor_Main features of single vane compressor

　　 The basic structure and working principle of single slide compressor.<img src="{{media url=&quot;Structure_diagram_of_single_vane_compressor_Main_features_of_single_vane_compressor.jpg&quot;}}" alt="" /> Single sliding vane compressor is also called scraper compressor or rolling rotor compressor. Its structure is shown in Figure 3-7. A cylindrical eccentric rotor (also called a piston) is installed in the cylinder, and the center of rotation of the rotor coincides with the center of the cylinder. In the middle of the upper part of the cylinder, a scraper that can slide up and down is installed. Due to the force of the spring,<img src="{{media url=&quot;Structure_diagram_of_single_vane_compressor_Main_features_of_single_vane_compressor2.jpg&quot;}}" alt="" />