2026-04-10Views：
Confirm whether the air-cooled screw unit is frequency conversion, you can use the following methods:
check the model identification: the model of the variable frequency air-cooled screw unit usually contains the words "frequency conversion" or "BP.
Observe the external machine: the external machine of the variable frequency air-cooled screw unit is usually larger than the external machine of the traditional fixed frequency unit, because the variable frequency unit needs more heat dissipation space. In addition, the external machine of the frequency conversion unit will also be equipped with a frequency converter to control the speed of the compressor, so as to achieve more accurate temperature control.
Check the energy efficiency label: The variable frequency air-cooled screw unit usually has a higher energy efficiency ratio, and a higher energy efficiency level will be displayed on the energy efficiency label. For example, a variable frequency unit may display an energy efficiency rating of level 1 or level 2, while a fixed frequency unit may only achieve level 3 or level 4 energy efficiency.
Understand the functional characteristics: The variable frequency air-cooled screw unit has a variety of intelligent functions, such as automatic adjustment of indoor temperature, intelligent dehumidification, intelligent mute, etc. The fixed frequency unit may not have these intelligent functions, or the function is relatively simple.
To sum up, by observing the model identification, external machine, energy efficiency identification and understanding the functional characteristics and other aspects, we can more accurately determine whether the air-cooled screw unit is a frequency conversion unit.
Please note that the above method is not absolutely accurate, because different manufacturers and products may be different. At the time of purchase, it is recommended to consult the manufacturer or sales staff to obtain the most accurate information.
Q: What are the common problems and preventive measures for the maintenance of water-lubricated oil-free air compressors? A: Common problems that may be encountered in the maintenance of water-lubricated oil-free air compressors include: Insufficient or too much water lubricant: This may result in insufficient lubrication of the machine or
The starting sequence of the air compressor and the cold dryer can be slightly different according to different operating habits or equipment design, but the usually recommended starting sequence is to open the air compressor first, and then open the cold dryer. The specific operation steps are as follows: First, turn on the total air switch, and then
How long the compressor can work depends on many factors, such as the type of air compressor, quality, maintenance status and working environment conditions. Generally speaking, high-quality air compressors can be maintained under normal working conditions and properly maintained and maintained.
Q: What is the volume flow of air compressor? A: Volume flow, domestic users are often called displacement or nameplate flow. It refers to the amount of gas volume discharged by the air compressor per unit time converted to the intake state under the required exhaust pressure. Volume
As an indispensable equipment in modern industry, the price of oil-free air compressor has always been the focus of many enterprises. Among many brands, the water-lubricated air compressor produced by Shanghai Granklin Group is characterized by its unique oil-free design, excellent performance and extensive
Laboratory air compressors play an important role in scientific research, testing and development. These air compressors need to meet the special environment and requirements of the laboratory, usually with high precision, low noise, good stability and so on. The following is about the laboratory air compressor
For the problem of low air output of the air compressor, it can be investigated and solved from the following aspects: Check the air filter: If the air filter is not cleaned or replaced for a long time, it may be blocked, resulting in a decrease in air intake. Regularly clean or replace the air filter
The reason is that the air compressor blocks the air filter, the air intake is reduced or the filter is blocked, and the pressure difference is large, which affects the air end pressure. Machine selection, gas leakage, gas production standards, machine wear and tear, etc. may cause insufficient gas supply and cause the production workshop equipment to fail to operate normally. Blind selection, resulting in the selection of the compressor unit is too small, the unit's displacement is less than the production of the required gas.
The electroplating workshop has relatively high requirements for compressed air, mainly considering the influence of compressed air on the electroplating process and quality. The following are the specific requirements for electroplating workshop compressed air: dust particles: dust particles in compressed air have a significant impact on electroplating quality
In the highly competitive air compressor market, how to choose an efficient, stable and environmentally friendly screw permanent magnet variable frequency screw air compressor has become the focus of many enterprises. Among the many brands, Shanghai Granklin Group, with its excellent technology and high-quality products, wins.
2018 Granklin Group. All rights reserved 沪ICP备18000439号-2
