[Sep-2021] Dumps Brief Outline Of The H12-421-ENU Exam - Real4dumps
H12-421-ENU Training & Certification Get Latest HCNP-DCF-BFDO
NEW QUESTION 110
The 2.4G antenna on the ECC800 should be installed in ( ).
- A. RS485 port
- B. RF_ZA line interface
- C. 3G/4G antenna interface
- D. DO output dry contact
Answer: B
NEW QUESTION 111
Which of the following are the characteristics of Huawei NetCol5000-A row-level precision air conditioner cooling capacity adjustment?
- A. DC inverter compressor, which can 20%~100% infinitely adjust cooling capacity.
- B. When the load is lower than 30%, the compressor starts and stops frequently, and the valve frequently actions and is easily stuck.
- C. When the load is lower than 20%, the electric heating heat compensation is turned on, and the compressor is continuously operated without stopping.
- D. Invariable frequency compressor, can't adjust cooling capacity infinitely.
Answer: A,C
NEW QUESTION 112
The UPS5000-E accepts input voltage frequency in a range of () Hz.
- A. 55-65
- B. 45-70
- C. 40-70
- D. 50-60
Answer: C
NEW QUESTION 113
Huawei NeCol5000-A row-level precision air conditioner eliminates local hot spots by means of near-end cooling.
- A. True
- B. False
Answer: A
NEW QUESTION 114
The operation noise of the NetCol5000-A air conditioning unit is abnormal. It should be checked whether the compressor, fan, pipeline, etc. are fixed normally and there is looseness.
- A. True
- B. False
Answer: A
NEW QUESTION 115
NetCol5000-A air conditioner compressor exhaust temperature is too high, what are the reasons? (Multiple Choice)
- A. The refrigerant circuit or device is clogged
- B. condenser filth blockage leads to poor heat dissipation
- C. Too little refrigerant charge
- D. The outdoor unit is not installed correctly.
Answer: A,B,C,D
NEW QUESTION 116
By setting the mailbox parameters, the NetEco system will send an email to notify the user according to the set rules.
- A. True
- B. False
Answer: A
NEW QUESTION 117
The multi-function sensor in the Fusion Module2000 modular channel can be connected to the () component.
- A. Access control actuator
- B. Cabinet collector
- C. Smart ETH socket
- D. WFi converter
Answer: C
NEW QUESTION 118
The NetCol5000-A35kW air conditioner has a light load dehumidification function.
- A. False
- B. True
Answer: A
NEW QUESTION 119
NetEco does not support sending reports to customers by email.
- A. False
- B. True
Answer: A
NEW QUESTION 120
The NetCol5000-A35kW indoor unit installation needs to be connected to the zero line.
- A. False
- B. True
Answer: A
NEW QUESTION 121
When the UPS5000-E (), boot will automatically run the Quick Setup Wizard. (Multiple Choice)
- A. First boot
- B. Start after recovery failure
- C. Turn it off and then on.
- D. The device is turned on again after the factory settings are restored.
Answer: A,D
NEW QUESTION 122
After the NetCol5000-A25kW half-cabinet air-conditioning refrigerant pipeline is installed, do the nitrogen charge pressure maintaining, the nitrogen pressure is () Mpa.
- A. 0
- B. 1
- C. 2.5
- D. 0.8
Answer: B
NEW QUESTION 123
If the ECC800 is configured with a SIM card, the SIM card should be installed in ().
- A. ECC800 main control module left slot
- B. USB interface
- C. ECC800 power module slot
- D. Below the ECC800 antenna port
Answer: A
NEW QUESTION 124
Where is the recommended installation location for the Smart ETH socket?
- A. Side of the cable trough on the top of the cabinet
- B. Inside the network cabinet
- C. Control skylight
- D. Inside the threshold
Answer: A
NEW QUESTION 125
Smart ETH sockets support up to () cascading.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 126
In order to implement the alarm event remote notification function on NetEco, which of the following tasks need to be set? (Multiple choice)
- A. Set remote notification rules
- B. Set the notification server
- C. Set the notification content template
- D. Set user groups
Answer: A,B,C,D
NEW QUESTION 127
Which of the following components do not support wireless networking?
- A. Access control actuator
- B. Skylight actuator
- C. AC actuator
- D. ETH converter
Answer: D
NEW QUESTION 128
In ECO mode, the UPS operates in the () state when the input is stable.
- A. Main road inverter
- B. Maintenance bypass
- C. Battery
- D. Bypass
Answer: D
NEW QUESTION 129
When the UPS5000-E is installed in parallel, it is not necessary to connect the UPS parallel lines of the parallel system into a loop.
- A. False
- B. True
Answer: A
NEW QUESTION 130
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