Fuji VFD Frequency Converter FRN5.5F1L/D-4C

06/29/2020

What is the cause of compressor pipeline vibration

07/05/2020

Notes on long-term shutdown of Hitachi air compressors during long holidays

Notes on long-term shutdown of Hitachi air compressors during long holidays Thank you very much for your strong support for Hitachi Air Compressor sales and after-sales service!

07/23/2020

Analysis of common failure causes of hermetic refrigeration compressors

1. How to identify the 3 terminals on the casing of a hermetic compressor?<br></br> The resistance between running terminal (R), starting terminal (S), common terminal (C), RS is greater than the resistance between SC and RC. The resistance between RS is equal to the resistance between SC and the resistance between RC.<br></br>

07/20/2020

Analysis of circuit diagrams of two compressors' phase failure protection

Analysis of circuit diagrams of two compressors' phase failure protection Air compressor phase failure protection circuit Protection circuit diagram Air compressor phase failure protection circuit

08/01/2020

The new era of dual-supply air-conditioning refrigeration, floor heating and heating trend has arrived

For heating equipment, many people will have doubts. The central air conditioner installed in the home already has heating function. Do you need to install floor heating?

08/24/2020

8 standard processes for central air conditioning installation!

In terms of home improvement, concealed projects include water and electricity, there is also central air-conditioning, and central air-conditioning has three points of quality and seven points of installation;

05/02/2022

How Do The Components of Surge Protector Work?

Surge protector is composed of five parts: discharge gap, discharge tube, varistor, suppression diode and choke coil which includes at least one nonlinear voltage limiting element.

09/09/2020

What are the benefits of oil-free screw air compressors

What are the benefits of oil-free screw air compressors? How to use oil-free screw air compressor? What are the benefits of using an oil-free screw air compressor?

06/14/2020

The cold storage was built in this way, which actually saved nearly half of the electricity bill!

Compared with the ordinary refrigerator, the cold storage has a larger cooling area, and because of the large cooling area of ​​the cold storage, the power consumption is relatively large.

08/02/2020

What to do when the cold storage is cooled for the first time

Before the cold storage is put into production, the installation and debugging of the low-temperature cold storage is a very important content. Only by debugging the temperature can the temperature in the cold storage be reduced to the temperature you need,