Danfoss Compressor SH420A7ABI

08/02/2020

How to choose the right refrigerant for cold storage

The nature of the refrigerant will directly affect the type, structure, size and operating characteristics of the refrigerator, as well as the form, equipment structure, and economic and technical performance of the refrigeration cycle.

06/14/2020

Refrigeration compressors have five major technological

Refrigeration compressors have five major technological developments around energy saving CFCs and HCFCs refrigerants that have a destructive effect on the ozone layer are phase-out substances specified in the Montreal Protocol

07/30/2020

Reason analysis of refrigeration compressor can not start or stop soon after start

First check the main circuit. Whether the power supply has electricity, whether the voltage is normal, whether the fuse has been blown due to starting overload, whether the air switch has tripped,

06/26/2025

How Does a Hydraulic Drive Motor Work?

hydraulic motor is an actuating element of the hydraulic system, which converts the hydraulic pressure energy provided by the hydraulic pump

07/24/2020

Central air conditioning water system cleaning method, process and case

When the central air-conditioning circulating water system runs for a long time, some salt deposits, corrosive debris, and biological sludge are often produced in the system. These substances will affect the heat transfer

08/28/2020

Application of oil-free screw air compressor in food industry

In the food industry, air compressors are suitable for mixing liquids, bread fermentation tanks, natural gas (oxygen), cleaning machinery with nozzles, cleaning utensils with nozzles

08/09/2020

Causes and solutions of leakage in heating construction

In the heating construction process, leakage is a relatively common quality problem. Once leakage occurs, it will have a greater impact on people's normal production and life, and at the same time,

07/07/2020

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

08/30/2023

Heat Pump vs Conventional HVAC: Which is Better for Your Home?

When it comes to heating and cooling your home, there are two main options: heat pumps and conventional furnace and AC systems. In this article, we'll take a closer look at heat pumps and conventional furnace and AC systems

08/06/2020

How to maintain the lubrication system of the chiller

In the operation system of the chiller, more attention is paid to the refrigerant circulation system, the chilled water circulation system and the electrical control system of the refrigerator. The lubrication system is often overlooked. As everyone knows, this system is also very important to the chiller.