Danfoss Compressor SH620B7ALN

08/24/2020

Do cold storage maintenance, you must understand this knowledge!

1. "Three Preventions" of the Refrigeration System 　　 1. Prevent the evaporation temperature from being too low 　　 The increase in the temperature difference between the evaporating temperature and the warehouse temperature will make the evaporating temperature too low

07/07/2020

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

01/04/2024

3D Printer: Working Principle, Function of Components and Solutions to Overheating Problem

3D printing technology emerged in the mid-1990s. Its basic working principle is similar to regular printing. The printer contains powdered materials such as metal or plastic, which can be bonded together.

03/08/2023

The Differences of Double Acting Cylinder and Single Acting Cylinder

the single acting cylinder acts on one end of the piston, while the double acting cylinder acts as one end of the piston.

06/25/2020

What are the three tubes of the refrigerator compressor

What are the three tubes of the refrigerator compressor 　　 1. The general refrigerator compressor has three pipe ports;

08/14/2020

How to reduce the overall cost of purchasing industrial chillers

How to reduce the overall cost of purchasing industrial chillers

08/25/2020

The reason why the freezer glass door is not closed tightly

The glass door of the freezer is not closed tightly. It is common for both domestic and commercial freezers. When we are at home, we rarely pay attention to whether the door of the freezer can be closed tightly.

10/27/2025

Troubleshooting a Heat Pump Fan Not Spinning (Outdoor Fan): Causes and Solutions

A heat pump is a reliable and energy-efficient HVAC system that provides both heating and cooling for your home. However, like any mechanical system, heat pumps can encounter issues from time to time.

09/07/2020

Application field of air compressor

In life, many people have asked me what is an air compressor? Have you heard about air compressors? How much do you know about air compressors? Next, okmarts.com will take everyone to understand the air compressor.

09/08/2020

Advantages and disadvantages of closed motor and open motor of air compressor

Air compressor enclosed motor: Protection grade: IP44, IP54, IP55 　　 Advantages: 　　1) Wide application range. The air compressor driven by a closed motor can be used in places with poor environment. For example, there is a lot of dust and the fibers are flying. Factories and mining industries with corrosive gas and other surrounding areas.