Danfoss Compressor SH368A7AAL

08/17/2020

The function and setting of the oil trap in the refrigeration system

In the Fuli Subaru refrigeration and air-conditioning system, when the main engine is higher than the end (evaporator), there is a riser pipe between the evaporator and the main suction pipe,

08/02/2020

What should be paid attention to when the refrigeration compressor stops abnormally

If there is a sudden power failure when the refrigeration compressor is running, you should first cut off the power switch and immediately close the compressor's suction valve and exhaust valve,

09/08/2020

4 advantages of oil-free screw air compressor

Oil-free screw air compressors are more and more widely used. The lubrication, sealing and cooling of the entire main engine are completed by water. Therefore, oil-free screw air compressors can be described as true oil-free energy-saving air compressors.

08/09/2020

Regulations for the adoption of heat recovery chillers in refrigeration stations

1. For buildings that require both cooling and heating, heat recovery chillers can be selected when the technical and economic analysis is reasonable. By recovering the heat lost by the cooling water, the unit is used for air conditioning hot water or hot air preheating,

10/17/2025

VFD Troubleshooting: 10 Simple Methods to Master

At present and in the future, the maintenance of the electrical control equipment, VFD (Variable Frequency Drive) will become the professional knowledge that all electricians need to master.

08/16/2021

How to Put Freon in a Refrigerator Compressor

As we all know, the most important reason why refrigerators and air conditioners can be cooling is that the Freon.

07/07/2020

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

07/08/2022

Tips for Troubleshooting Hydraulic Proportional Valves

The components of a proportional valve are few; the spool, solenoid, and linear variable differential transformer, or LVDT. In order to operate the valve, a power supply and amplifier are needed.

06/22/2020

Why is the air conditioner not cooling

There are generally two reasons for air conditioning not cooling, one is caused by insufficient internal freon, and the other is caused by clogged filter. When the air conditioner is not cooling, you can clean the filter first, and then replace the freon. If you don't know how to operate, you can ask a professional maintenance staff to clean and replace it. <img src="{{media url=&quot;magefan_blog/Why_is_the_air_conditioner_not_cooling_1.jpg&quot;}}" alt="" />

09/09/2020

The scope of use of screw compressors

1. Screw air compressor: Mainly used in the field of aerodynamics to drive various pneumatic tools. Due to the development of oil and gas separation and gas purification technology, it is increasingly used in applications with very high air quality requirements.