@air
2025-04-15
What is the energy-saving effect of permanent magnet inverter air compressor?
- A. general
- B. poor
- C. better
- D. very good
Answer: D. very good
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@air
2025-04-15
What are the main shortcomings of centrifugal air compressors?
A. Small flow B. Low power C. Not suitable for occasions with small gas volume and too high pressure ratio D. Complex structure answer: C. Not suitable for occasions with small gas volume and too high pressure ratio
@air
2025-04-15
What are the main implementation methods of silent air compressor technology?
A. Adopt noise reduction design B. Increase noise C. Reduce power D. Reduce maintenance Answer: A. Designed for noise reduction
@ggao
2025-03-12
Question: How should abnormal noise during compressor operation be handled?
Answer: Check for loose parts, worn components, or improper lubrication, and repair as necessary.
@air
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What are the main characteristics of oilless air compressors?
A. Produce lubricating oil B. No lubricating oil C. Need to replace lubricating oil frequently D. High noise answer: B. No production of lubricating oil
@ggao
2025-03-12
What is the discharge pressure range of the GWL Series compressor?
Answer: The discharge pressure range varies depending on the specific model, typically suitable for low-pressure applications such as 2-5 bar.