HONGFA Relay HFE20-3-12-1HST-L1

01/30/2024

Everything You Need to Know About Fireplace Fans and Blowers

A fireplace is not only a source of warmth and comfort but also a focal point in many homes. To enhance the efficiency of your fireplace, a fireplace fan or blower can be a valuable addition.

03/18/2021

Parameter setting method of servo motor driver

The larger the setting value, the higher the gain and the greater the stiffness. Under the same frequency command pulse condition, the position lag will be smaller.

06/22/2020

What to do if the air conditioner is not cooling

Air conditioning does not refrigerate mainly from the following aspects to solve: 1, regular cleaning and maintenance of air-conditioning outside machine. 2. Replace the old air conditioner that has exceeded the service life. 3. Check whether the copper pipes of the indoor and outdoor units of the air conditioner are too long. 4. Check whether the power of the air conditioner matches the indoor space. 5. Check whether the installation environment of the air conditioner is suitable. 6. Replenish refrigerant. <img src="{{media url=&quot;magefan_blog/What_to_do_if_the_air_conditioner_is_not_cooling.jpg&quot;}}" alt="" />

09/05/2020

What is the two-stage compression permanent magnet frequency conversion

Domestic sales of energy-saving air compressors are in full swing. Permanent magnet variable frequency air compressors and two-stage compression permanent magnet variable frequency air compressors are representative of energy-saving air compressors and are currently the mainstream products on the scene.

08/20/2020

Purchase must see! How to distinguish between original refrigeration compressor and second-hand refrigeration compressor

At present, illegal businesses on the market often use second-hand or refurbished or offline refrigeration compressors to make industrial chillers in order to make huge profits.

06/25/2020

Basic knowledge of air energy

At present, the most commonly used vapor compression heat pumps, compressors, evaporators, condensers, and throttle valves are the four main components. Other auxiliary components include fans, four-way valves, liquid storage tanks, gas-liquid separators, copper pipes, and Protectors and electronic control parts used to ensure the normal operation of the machine, etc. Direct-heating models also include a water flow regulating valve. Schematic diagram of commercial air source heat pump system

09/10/2020

About the role of screw air compressor inverse proportional valve

The inverse ratio valve is used in conjunction with the disc air intake control. When the system pressure increases due to the decrease in air consumption and reaches the set pressure of the inverse ratio valve, the inverse ratio valve acts and reduces the control air output.

06/14/2020

Can an inverter air conditioner achieve first-class energy efficiency without an electronic expansion valve

Can an inverter air conditioner achieve first-class energy efficiency without an electronic expansion valve Inverter air-conditioning units do not use electronic expansion valve throttling, their own operational safety will deteriorate, and there is no w器2䀀
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06/29/2020

Compression ratio of American Copeland compressor

08/07/2020

Air source heat pump purchase skills

Air source heat pump products can not only replace coal-burning stoves in rural areas for heating, but also replace urban thermal central heating.