Bristol Compressor H25G144DBDC

02/22/2024

HVAC Blowing Cold Air in Winter: Reasons ＆ Ways to Fix

Winter is upon us, and there's nothing more uncomfortable than expecting your HVAC system to provide a warm refuge from the cold, only to find it blowing cold air. This unexpected issue can leave homeowners frustrated and chilly.

07/07/2020

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

07/23/2020

The secret of refrigeration compressor lubrication

The refrigeration process can be traced back to the middle of the 18th century, when the experiment was about the production of ice. This technology was perfected in the 18th century, and modern refrigeration was born. This can be used to cool or freeze liquids and foods so that they can be kept longer.

08/11/2020

Correct adjustment method of opening degree of thermal expansion valve

The expansion valve is one of the four major components of the refrigeration system. It is an important device for regulating and controlling the flow and pressure of the refrigerant entering the evaporator, and it is also the "boundary line" between the high and low pressure sides.

06/28/2020

Compressor-Hitachi 3p cold storage compressor

Compressor-Hitachi 3p cold storage compressor How to distinguish the big feet of Guangzhou Hitachi inverter fixed frequency compressors? The busier the production, the more problems. Recently, many customers are asking us if Guangzhou Hitachi Inverter Fixed Frequency Compressor still has big foot machine and small foot machine? How to distinguish?

08/05/2020

The eight most taboo points of using a freezer

The eight most taboo points when using a freezer, such as the location and environment of the freezer, the temperature of the freezer varies in different seasons, but it is most avoided to tilt.

09/07/2020

Ten most commonly used parameters of frequency converters

There are many function parameters of the frequency converter, generally there are dozens or even hundreds of parameters for users to choose. In actual applications, it is not necessary to set and debug each parameter, most of which just need to use the factory settings.

09/07/2020

The difference between permanent magnet variable frequency air compressor and ordinary air compressor

With the development of science and technology, air compressors, as an important power equipment, are widely used in many industrial fields such as machinery, metallurgy, building materials, electronics and electricity, chemicals, food, and textiles.

07/16/2020

Use vacuum pump

When choosing a vacuum pump, you need to pay attention to the following items: 1. The working pressure of the vacuum pump should meet the ultimate vacuum and working pressure requirements of the vacuum equipment.

08/17/2020

Principle analysis and characteristics of new technology machines for central air conditioning

1. Water magnetization treatment technology 　　Using the magnetic field effect to treat water is called magnetization treatment of water.