Danfoss Compressor DSF240A4ALV

08/08/2020

How to add R410A refrigerant

How to add R410A refrigerant The pressure of R410A is about 1.6 times higher than that of R22 refrigerant. Therefore, in the process of construction and after-sales service, if there is an incorrect operation, a major accident may occur.

08/04/2020

An article clarifies the pros and cons and installation of central air conditioning

Multi-connection is what we call central air conditioning. One external unit can be connected to multiple internal units. One external unit with two internal units is called "one for two", even three is called "one for three", and so on.

06/22/2020

Causes and judgement of centrifugal compressor surge

Causes and judgement of centrifugal compressor surge Causes of centrifugal compressor surge ①Flow<img src="{{media url=&quot;Causes_and_judgement_of_centrifugal_compressor_surge.jpg&quot;}}" alt="" /> Each centrifugal compressor corresponds to a curve between outlet pressure P and flow rate Q at different speeds n, as shown in Figure 2.

09/09/2020

What are the criteria for the selection of air compressors

When choosing an air compressor, we actually need to pay attention to some principles, so that we can compare and choose the one that is more suitable for us. Today, the company will give the company that needs an air compressor, etc., let’s talk about what we should pay attention to when choosing an air compressor. matter.

03/17/2025

Why Heat Pump Compressor Starts Then Stops: Common Causes and Solutions

A heat pump compressor that starts and then stops can be a frustrating and potentially costly issue. A malfunctioning compressor can cause inefficient operation, poor heating or cooling performance, and even complete system failure.

08/12/2020

How to calculate the current carrying capacity of refrigeration equipment wires

The working temperature is 30℃ and the current carrying capacity under continuous 90% load for a long time is as follows:

07/03/2020

PORTABLE AIR COMPRESSOR MARKET SWOT ANALYSIS BY GROWTH AND FORECAST FROM 2020-2026|STANLEY BLACK&DECKER,POWERMATE,CAMPBELL HAUSFELD,SENCO

DataIntelo report titled Global Centrifugal Air Compressor Market provides detailed information and overview about the key influential factors required to make well informed business decision. This is a latest report, covering the current COVID-19 impact on the market.

06/29/2020

What is the cause of compressor pipeline vibration

08/09/2020

What are the reasons for the frost of the refrigeration compressor

The importance of the refrigeration compressor in the entire cold storage refrigeration system is self-evident, I believe everyone knows it. Next, let's watch Xiaobian teach you to turn things around.

08/20/2020

Why does refrigerating oil deteriorate How to judge whether the refrigerant oil has deteriorated

How to choose refrigerating oil 1.Why does refrigerating oil deteriorate? First of all, we must be clear why the refrigeration oil deteriorates.