Fuji VFD Frequency Converter FRNF12C1S-7E2

08/11/2020

7 tips for identifying the quality of central air conditioners, absolutely practical!

1. Appearance comparison<br></br> 　　 Everyone shouldn't be surprised. "Take a machine by appearance" is very practical under certain circumstances. First of all, the surface of the electroplated parts should be smooth and flat, without scratches, peeling, and bottoming.

09/09/2020

The formation and harm of carbon deposit in air compressor

How does air compressor coke formation form? The reasons for the formation of carbon deposits in air compressors are more complicated. In terms of air compressor oil lubrication, the main reason is that the oil used in the internal lubrication system of the air compressor is often in the form of mist and high temperature, high pressure, high oxygen partial pressure air and metal The contact of the catalyst causes the air compressor oil to rapidly oxidize and deteriorate.

07/18/2020

reasons why the constant temperature and humidity test chamber does not cool

1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil damage the suction valve plate when the gas is sucked into the cylinder of the compressor, and it is produced when the piston is compressed when the piston is close to the top dead center and is not quickly discharged during the exhaust process after entering the cylinder.

01/28/2025

What is an AC Compressor? Everything You Need to Know

The air conditioner is one of the most used home appliances in hot summer. We all know that the air conditioner includes two parts: the outdoor unit and the indoor unit.

07/31/2020

Suggestions on safe and intelligent control of air conditioning and ventilation systems during epidemics

Under the epidemic situation, rework is imminent. We have carefully studied the relevant regulations and guidelines newly implemented in the country during the epidemic period, combined with relevant national regulations,

01/27/2022

A Quick Look at the Submersible Pressure Transmitter

Submersible pressure transmitters use imported chip assembly, reflecting the superior technology. Their structure is compact and firm and is light for installation.

08/14/2020

Air conditioner repair-come here

I learned from a senior air conditioner repairer that we can judge the general failure of the air conditioner by observing the characteristics and operation of the air conditioner.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/29/2025

Air Cooling System in Data Centers: Working Principle, Key Technologies, Pros and Cons, Application

With the rapid development of Internet technology, data centers are becoming larger and larger. In order to meet the growing data processing needs, the energy consumption of data centers is also increasing.

09/09/2020

Comparison of screw type and piston type air compressor

Friends who are often exposed to air compressors should know the basic difference between piston air compressors and screw air compressors. They have obvious differences in structure, moving parts and operating parts, as well as consumption life and performance. , The following brings you some knowledge about the difference between the piston machine and the screw machine.