Yaskawa VFD Frequency Converter CIMR-HB4A0605AAA

06/29/2020

Compressor oil change index

Compressor oil change index The general indicators for determining whether the refrigeration oil can continue to be used are: appearance, viscosity, acid value, moisture, pour point, flash point, compressive strength, copper corrosion, mechanical impurities and insolubles.

09/08/2020

Four common representation methods for air compressors

In the 21st century, the air compressor market is highly competitive. When consumers choose products, they often include the quality and price of the machine in their purchase criteria. Therefore, the various labeling methods commonly used in the market will be explained, and we will do our best to protect consumers.

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

07/29/2020

8 standard processes for central air-conditioning installation, let you become an expert from a rookie~

In terms of home improvement, concealed projects include water and electricity, as well as central air-conditioning. Central air-conditioning has three points of quality and seven points of installation; there are many kinds of materials and technology for installation

09/04/2020

Have you considered these four questions when using screw air compressors

When using a screw air compressor, have you considered these four issues: the speed of the screw air compressor, the working temperature of the screw air compressor, the lubrication method of the screw air compressor, and the use environment of the screw air compressor.

08/08/2020

How much electricity does a 1.5-hp air conditioner need to work for 10 hours a night

How much electricity does a 1.5-hp air conditioner need to work for 10 hours a night When the indoor temperature reaches the preset temperature, as long as the outdoor compressor and electric fan stop running, the indoor cabinet electric fan will continue–ﰨ2䀀

06/18/2025

The meaning of pipe diameter De, DN, d, ф

The meaning of pipe diameter De, DN, d, ф<br></br> The respective ranges of De, DN, d, ф<br></br> 　　De-- PPR, PE pipe, polypropylene pipe outer diameter<br></br>

08/09/2020

Configuration method of refrigeration equipment in air conditioning warehouse

1. Refrigeration system<br></br> Most of the refrigeration equipment of air conditioning storage adopts piston-type single-stage compression refrigeration system, using ammonia or Freon-22 as the refrigerant.

06/29/2020

What is the cause of compressor pipeline vibration

06/30/2020

Correct handling method of single compressor

Correct handling method of single compressor The handling of a single compressor is very particular and has strict requirements, that is to say, it is not how you want to move it.