HENGSTLER Encoder RI58-D/100EF.47KD

07/30/2020

Problems related to refrigerant charging

Computer room air conditioning units are generally charged with refrigerant at the installation site. There are two main methods for refrigerant charging: weighing method and observation pressure method.

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="" />

06/29/2020

Several causes of compressor burning

09/09/2020

How to provide air source for air compressor

　Is the air compressor better for centralized air supply or more energy-saving for point-by-point air supply; for equipment with small air consumption and low pressure, it may be economical to install a pressure reducing valve to work.

04/19/2022

How to Properly Ground The Electromagnetic Flowmeter Under Different Installation Conditions?

Because the output signal of the sensor is very small, it is usually only a few millivolts. In order to improve the anti-interference ability of the instrument, the zero potential in the input circuit must be grounded

07/05/2020

Hitachi heat pump heat source compressor

Hitachi heat pump heat source compressor What is the reason for using a special compressor for heat pump water heaters? Many compressor manufacturers have invested in the development of special compressors for heat pumps in order to provide the core guarantee for the healthy development of heat pump water heaters.

09/01/2020

The most complete version｜Basic theoretical knowledge of compressed air (2)

Six, compression and compression ratio 　　1, compression 　　 Adiabatic compression is a compression process in which gas heat is not significantly transferred or transferred during the compression process.

08/13/2020

New Explanation of Basic Knowledge of Small Chiller System

Small chiller: is a kind of water cooling equipment, small chiller is a kind of cooling water equipment that can provide constant temperature, constant flow and constant pressure.

06/14/2020

What is a refrigeration compressor and how does it work

What is a refrigeration compressor and the working principle of a refrigeration compressor A refrigeration compressor is the most important equipment in a refrigeration device, and is usually called the host in the refrigeration device. Refrigerant vapor ﰸ2䀀
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08/04/2020

Why is the compressor short of oil, and why does the evaporator have an oil film

The compressor is a complex machine that runs at high speed. Ensuring adequate lubrication of the compressor crankshaft, bearings, connecting rods, pistons and other moving parts is the basic requirement for maintaining the normal operation of the machine