LYC Bearing 511/500M

11/02/2022

Detailed Classifications and Features of Electric Motors

Electric motors play an irreplaceable role in production, transmission and distribution. Each of them has their own structures, working principles, types of source power and applications.

08/16/2020

How to correctly remove ammonia refrigerant during refrigeration machine maintenance

In the process of maintenance of the refrigerator, if there is a fault in the system components from the compressor exhaust shut-off valve to the accumulator outlet valve, it needs to be disassembled and repaired.

06/15/2025

Training manual for air compressor maintenance personnel

In recent years, it is difficult to find suitable air compressor equipment maintenance personnel, which has become the common feeling of more and more enterprises. From an objective point of view, the low salaries,

09/04/2024

Why is Carbon Dioxide Valued in the Refrigeration Industry?

Carbon dioxide (also called CO2 or R744) is a substance in nature and also a very good refrigerant. In fact, it has been used as a refrigerant for a hundred years.

08/14/2023

Are Window Heat Pumps Efficient? (Window Heat Pump: Everything You Need to Know)

Window heat pumps (heat pump window units, window unit heat pumps) are a popular heating and cooling solution for homes and apartments. They are affordable, easy to install, and can help save energy compared to other heating and cooling options.

06/27/2022

How to Test an Encoder with a Digital Multimeter

A basic multimeter can be utilized to measure the encoder’s parameters. Bear in mind that a digital multimeter can measure the average duty cycle, frequency, peak voltage, and average voltage of an encoder.

08/08/2020

Precautions for high-pressure cleaning shell and tube condenser

1. The main medium of the high-pressure cleaning shell and tube condenser is water. The water must be filtered before use to prevent impurities in the water from clogging the water pipe during cleaning

08/21/2020

Tips for cold storage installation that you don't know!

Now that the weather is getting hotter and hotter, many merchants in the catering industry have begun to attach great importance to the cold storage area, so today the editor of okmarts.com

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

07/16/2020

Limitations of motor protectors

The main purpose of motor protection is to protect the motor from burning, and the function of the protector is very limited, which is obviously an impossible task. In practical applications, there are many reasons that can cause the motor to burn down, which can be roughly divided into the following categories: motor overload caused by various