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Free H19-371_V1.0 Exam Braindumps
HCSA-Presales-Digital Power Questions 286–290 (page: 59)

Updated On: 9-Feb-2026
Page 59 of 132
PDF with 655 Questions

Regarding fluorine pump type energy-saving air-conditioning products, which of the following statements is correct ((multiple choice)

  1. No or less compressors are turned on in autumn, winter and spring, indirect natural cooling and energy-saving operation, but it does not necessarily reduce OPEX. Because maintenance work and maintenance difficulty are simultaneously increasing
  2. The reliability of fluorine pump is relatively hidden, and it is easy to be damaged due to cavitation (gaseous refrigerant exists near the blades)
  3. There are no professional pump suppliers for fluorine pumps, and most of them are provided by pump manufacturers. The technology is immature and lacks professional technical support.
  4. At present, the main users are pilot computer rooms of operators and enterprise computer rooms with energy-saving innovation budgets. They have not been applied on a large scale, and are still pending on-site inspection.
  5. In most areas in China, because the temperature in winter is not low enough, the TCO advantage is not obvious. Generally, it takes 5~8 years to recover the investment, and the economy is poor

Answer(s): A,B,C,D,E



What certifications do Huawei precision column cabinets have (multiple choice)

  1. Earthquake resistance
  2. CE
  3. UL
  4. Thiel

Answer(s): A,B,C,D



UPS5000-A has reliable, efficient and simple design features, then which of the following statements is true about UPSS000-A-400/500K? () (multiple choice)

  1. UPS5000-A-400/500K built-in parallel components
  2. UPS5000-A-400/500K supports upwind
  3. UPS5000-A has two control units
  4. UPS voltage input range 138-485Vac

Answer(s): A,B,C,D



UPS5000-A-500K Regarding efficiency, which of the following options is correct?

  1. Efficiency 96%
  2. Efficiency 94%
  3. ECO mode 99%
  4. ECO mode 98%

Answer(s): A,C



NetEco6000 management system uses the above security mechanisms to ensure network security and prevent the leakage of business sensitive data? (multiple choice)

  1. Permission Control
  2. Transmission Security
  3. Storage Security
  4. None of the above is true

Answer(s): A,B,C



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