Answer: Perform a series of tests to check the discharge pressure, capacity, and energy efficiency, and compare the results with the manufacturer’s specifications.
Answer: The biggest difference is that the GWL Series compressor does not use lubricating oil during the compression process, providing oil-free compressed air.
A. 5%-10% B. 10%-15% C. 15%-20% D. 20%-28% Answer: D analysis: Permanent magnet frequency conversion technology combined with oil-free compression can significantly improve energy efficiency, reducing it by 20%-28…
A. Water-cooled and air-cooled B. Oil cooled and air cooled C. Water cooling and oil cooling D. The answer cannot be determined: A Analysis: The cooling system of oil-injected air compressors usually includes two types: water-cooled and air-cooled, which are used to cool the compressor and compressed air…
A. Screw B. Piston C. Centrifugal wheel D. Scroll disk answer: B. piston
A. Low level of protection B. High level of protection C. Low power D. High noise answer: B. high protection level