NUX Relay HSR-2D404Z

08/17/2020

The setting of fire damper in HVAC system

In the HVAC design, there are many types of valves for fire prevention and smoke exhaust, and the valve settings are different for different applications.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

06/19/2025

How to clean the air cooler

Today, the editor of okmarts.com will give you a brief introduction to the cleaning method of the air cooler. I hope it will be helpful to you!

09/10/2020

The high-voltage inverter market has huge potential, expecting technological breakthroughs

The high-voltage inverter has a significant energy saving effect. Without changing the host equipment, only changing the speed can achieve an average power saving effect of 30%. Among them, the average energy saving rate of petroleum system is 38%, petrochemical system 46%, metallurgical system 42%, urban water supply and drainage system 45%, chemical industry System 24%.

08/02/2020

How to determine the refrigerant leakage of the air conditioning system Only need these six steps

Shut down and unplug the air conditioner (to prevent danger during the inspection process), and connect a pressure gauge to the large valve. Observe the static pressure.

02/23/2022

How to Extend the Service Life of a Compressed Air Tank

Gas storage tanks, a kind of important special equipment, form a storage system for compressed air to reduce pressure fluctuations.

09/03/2020

Theoretical basis for appearance design of natural gas compressor

The modern design system is an open system, especially in terms of shape, color, and materials. Ergonomics, also known as ergonomics or ergonomics, originated in Europe and the United States

07/01/2020

Why does the centrifugal Taikang compressor have such a high speed

Why does the centrifugal Taikang compressor have such a high speed Centrifugal compressors require speed during operation, and the speed is very high. However, many people do not understand, why does a centrifugal compressor need such a large speed? Let us take a centrifugal Taikang compressor as an example to explain this problem for everyone.

08/17/2020

How to choose chillers for small factories

At present, the chiller industry is continuously accelerating the pace of development. More and more different types of chillers have emerged, and many small chiller factories have been born.

07/21/2020

How to protect the refrigeration compressor, you must master the following knowledge!

When the compressor is running, some abnormal conditions may occur, such as: exhaust pressure is too high, suction pressure is too low, oil pressure is insufficient, motor is overheated, excess liquid enters the cylinder, etc. In the event of an abnormal situation, the compressor will be damaged if there is no protective measure.