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Free Huawei H19-311 Practice Exam with Questions & Answers | Set: 6

Questions 51

If a UPS system is configured with a single 50 mm2 (209 A) cable, the maximum carrying capacity can be ():

Options:
A.

209 A

B.

174 A

C.

160 A

D.

104 A

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Questions 52

Which of the following statements is incorrect about the configuration principle? (Multiple Choice)

Options:
A.

There is no need to consider the redundancy factor when designing the UPS basic capacity for a computer room.

B.

If loads of motor type are used, the UPS capacity shall be calculated with the rated power.

C.

Calculating the battery capacity with the galvanostatic method is preferred for short-time backup.

D.

For a power cable, the higher the redundancy is, the better the system reliability is.

Questions 53

The UPS5000-E (25-75 kVA) has the industry-leading lightning protection. Its lightning protection level is (), and surge protection level is (). Compared with the other similar UPSs in the industry, it can efficiently reduce the lightning strike failure rate.

Options:
A.

5 kA; 6 kV

B.

2kA;4kV

C.

2kA;6kV

D.

4kA;6kV

Questions 54

The output power factor of the UPS2000-G series (6 kVA to 20 kVA) is (), which adapts to new types of IT loads and greatly improves the system loading capability.

Options:
A.

0.7

B.

0.8

C.

0.9

D.

0.99

Questions 55

The UPS5000-E (50 kVA power module) supports the single cabinet capacity of 300 kVA and supports eight racks used in parallel.

Options:
A.

TRUE

B.

FALSE

Questions 56

The UPS2000-G supports low voltage disconnection. Which of the following is not a function of low voltage disconnection? ()

Options:
A.

When overload occurs, secondary loads are closed to remove the overload.

B.

When the UPS2000-G is powered by batteries, secondary loads are closed to prolong the backup time for important loads.

C.

When the UPS2000-G is powered by batteries, secondary loads are closed for battery protection.

D.

The purpose of closing secondary loads is to adjust the load ratio and optimize the operating efficiency.

Questions 57

The UPS5000-E (50 kVA power module) covers only a small floor area of (), which saves the space in the equipment room.

Options:
A.

Im2

B.

1.5 m2

C.

0.8 m2

D.

0.5 m2

Questions 58

The output terminal type of the 6-kVA UPS2000-G is ( ).

Options:
A.

Terminal block

B.

C13

C.

Terminal block+C13

D.

Terminal block+socket compliant with international standards

Questions 59

Conformal coating can effectively reduce the failure rate of the UPS in severe conditions/ including salt mist, dust, and high temperature and humidity, which ensures its service life in severe conditions.

Options:
A.

TRUE

B.

FALSE

Questions 60

Compared with the industrial frequency UPS with the SCR, the high frequency UPS with the IGBT rectifier can greatly reduce the input current harmonics and improve the input power factor.

Options:
A.

TRUE

B.

FALSE

Exam Code: H19-311
Certification Provider: Huawei
Exam Name: Huawei Certified Pre-sales Associate- Data Center Facility
Last Update: Mar 28, 2025
Questions: 225