Ferraz Shawmut Fuse PC71UD12C315D1A

08/29/2020

Compressed air solutions for winemaking

The epidemic is about to pass. Do you all look forward to having a dinner together? After all, the last dinner may have been years ago. Speaking of bitter tears, even if we haven’t been able to gather so soon,

09/07/2020

The working principle of the frequency converter

The main circuit is the power conversion part that provides the voltage and frequency power supply for the asynchronous motor. The main circuit of the frequency converter can be roughly divided into two categories:

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

08/11/2020

Several common causes of compressor bearing damage

There are many important precision parts in first-class compressors, and the most worn part during regular operation is the bearing, so the bearing is one of the parts that need frequent maintenance and replacement.

07/30/2020

What are the common faults of refrigerators?

Freezers are an indispensable piece of household appliances. After long-term use, more or less problems will occur.

09/09/2020

Talking about the development process and use situation of Chinese vacuum drying equipment

Since ancient times, humans have been accustomed to drying materials with natural heat sources and natural ventilation. Until now, some rural areas still use solar heat to dry materials. Although these natural methods are energy-saving and environmentally friendly, it is an indisputable fact that production efficiency is low.

08/07/2020

How to troubleshoot the icing of the evaporator of the air conditioner

Small split air conditioners often have icing on the indoor unit evaporator in summer. Why does it freeze and how to eliminate it? Here are the following:<br></br> 　　 1. Insufficient refrigerant<br></br>

01/16/2021

Refrigerator compressor maintenance case

Refrigerator compressor maintenance case Case description: The repair is a Refrigerator 220 direct-cooled refrigerator, which starts after the contact is stuck, causing the refrigerator compressor to start normally and sometimes abnormally.

09/11/2020

Ways to reduce bearing noise

Ways to reduce bearing noise (1) Method of using chemical additives Adding certain chemical additives to the bearing lubricant can reduce bearing noise. For example, a low-noise grease containing noise-reducing additives produced by a factory in Tianjin can reduce bearing noise by 3.9-9.2dB from the original basis. , Suitable for use in miniature or small bearings.

08/02/2020

Talk to the manufacturer's engineer and tell you how important refrigeration oil is to refrigeration equipment!

Although the refrigeration oil is only a small material, if you accidentally use inferior products, you can even burn the machine. I believe that many colleagues have often encountered it.