Most UptoDate Huawei H12-425_V2.0 Exam Dumps PDF 2023
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NEW QUESTION 117
After the UPS5000-E is installed, what are the key points for the first power-on inspection? (Multiple choice)
- A. Input and output without short circuit
- B. Battery wiring is correct
- C. Whether the mechanical installation and cable installation are tight
- D. AC input phase sequence is correct
Answer: A,B,C,D
NEW QUESTION 118
UPS2000-G (6-20KVA) battery discharge time is significantly lower than the standard time, what may be caused by? (Multiple choice)
- A. Reduced battery capacity
- B. Load increase
- C. The battery is not fully charged
- D. No mains input
Answer: A,B,C
NEW QUESTION 119
What is the possible cause of the high discharge temperature of the NETCOL5000-A air conditioner compressor? (Multiple choice)
- A. Too little refrigerant charge
- B. The installation position of the outdoor unit is wrong
- C. Refrigerant circuit or device blockage
- D. The condenser is dirty and blocked, resulting in poor heat dissipation
Answer: A,B,C,D
NEW QUESTION 120
Regarding the circuit breaker statement, which of the following are correct? (Multiple choice)
- A. The isolating switch and the circuit breaker play the same role in the system
- B. The circuit breaker mainly plays the dual role of isolation and protection in the system
- C. When selecting circuit breakers, do not consider redundancy
- D. The leakage protection circuit breaker is not recommended to be used in the front end of the UPS system
Answer: A,B,C,D
NEW QUESTION 121
When installing NETECL5000-A35KW, generally at least pre-charge () KG refrigerant.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 122
UPS5000-E has a wide voltage and frequency input range, which can be applied to harsh grid environment and prolong battery life. What is the input voltage range of UPS5000-E with full load?
- A. 305-485V
- B. 138-485V
- C. 105-485V
Answer: A
NEW QUESTION 123
Two UPS2000-Gs with different software versions can be connected in parallel.
- A. False
- B. True
Answer: A
NEW QUESTION 124
At present, in the design of the data center, the part ( ) that most affects the PUE.
- A. Power supply and distribution system
- B. Refrigeration system
- C. Decoration system
- D. Building Systems
Answer: B
NEW QUESTION 125
When Huawei air-cooled air conditioner is installed, the required time for maintaining positive pressure in the refrigerant pipeline is () hours.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 126
The intelligent busway can replace the precision configuration cabinet and increase the number of cabinets in the IT cabinet.
- A. True
- B. False
Answer: A
NEW QUESTION 127
What are the possible reason of the excessive noise of the NETCOL5000-C fan? (Multiple choice)
- A. Fan failure
- B. The filter is dirty and blocked
- C. The air outlet of the fan is dirty and blocked
- D. Loose fan installation
Answer: A,B,C,D
NEW QUESTION 128
What are the optional functions in PDU8000? (Multiple choice)
- A. Branch switch hot swap function
- B. Temperature Monitoring Feature Function
- C. Input switch remote tripping function
- D. 9 earthquake resistance
Answer: A,B,C,D
NEW QUESTION 129
The location of the data center needs to be evaluated () factors. (Multiple choice)
- A. Physical and Geographical Conditions
- B. Building structure
- C. Cost Factors
- D. Ancillary facilities
Answer: A,B,C,D
NEW QUESTION 130
In video surveillance, if the storage time is short (one week), an SD card can be configured for storage.
- A. True
- B. False
Answer: A
NEW QUESTION 131
When the NetCol8000-C room-level chilled water intelligent temperature control product is booted, which model will it give priority to use? (Multiple choice)
- A. 130D
- B. 160D
- C. 150D
- D. 190D
Answer: A,D
NEW QUESTION 132
NETECOL can assign operation rights to user groups, or directly assign operation rights to users.
- A. True
- B. False
Answer: A
NEW QUESTION 133
FusionModule2000UPS is listed as an integrated UPS and supports up to 125kW.
- A. True
- B. False
Answer: A
NEW QUESTION 134
Which of the following humidification forms has the lowest energy consumption?
- A. Electrode humidification
- B. Wet film humidification
- C. Infrared humidification
Answer: B
NEW QUESTION 135
On the panel of the air-conditioning unit, in the group control topology diagram, the difference between this unit and other units is that there is a green frame.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 136
Which of the following functions or components does the UPS6000-E (50kVA power module) come standard with? (Multiple choice)
- A. Bus synchronization control function
- B. Dry contact communication card
- C. SNMP function
- D. Parallel function
Answer: A,B,C,D
NEW QUESTION 137
When the ECC800 detects that the connection signal to the device is interrupted, it will generate a communication interruption alarm. What are the possible reasons? (Multiple choice)
- A. Loose cable connection
- B. Equipment failure
- C. Poor cable contact
- D. The power supply is abnormal
Answer: A,B,C,D
NEW QUESTION 138
When the UPS is in parallel, the input phase sequence of the main bypass of each UPS needs to be checked, and the output phase sequence of a single pair is not required.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 139
Compared with the upper air duct air supply, the upper air duct air supply has the advantages of long air supply distance and uniform air supply.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 140
What is the size of the screen of the air conditioner of FusionModule2000?
- A. 7 inches
- B. 5 inches
- C. 9 inches
- D. 10 inches
Answer: A
NEW QUESTION 141
If the customer has high requirements on the availability of the management system and requires that the normal use of the system is not affected by a single point of failure of the hardware, the NetEco management system can provide a high-availability solution of dual-system backup. In the dual-computer solution, what hardware resources are required by NetEco?
- A. 2 servers + 1 disk array + 1 switch
- B. 1 server + 1 t-disk array + 2 switches
- C. 2 servers + 2 disk arrays + 3 switches
- D. None of the above is true
Answer: C
NEW QUESTION 142
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