Use Real H12-421 Dumps - Huawei Correct Answers updated on 2021
HCNP-DCF-BFDO H12-421 Exam Practice Dumps
NEW QUESTION 117
When installing the power line on the UPS5000-E, if there are different sources on the main side, you need to remove the copper bars connected to the bypass and the main circuit, and then connect the main circuit and the bypass input respectively.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 118
When the UPS2000-G-(6-20kVA) is in ECO mode, the battery indicator and bypass indicator are on at the same time.
- A. False
- B. True
Answer: A
NEW QUESTION 119
The NetCol5000-A35kW indoor unit installation needs to be connected to the zero line.
- A. False
- B. True
Answer: A
NEW QUESTION 120
When the temperature detector or smoke detector in the FusionModule1000 generates an alarm, ( ) emits a continuous beeping sound to remind you to take measures as soon as possible to avoid a major accident. (Multiple choice)
- A. Sound and light alarm
- B. Smoke detector
- C. Buzzer
- D. Temperature detector
Answer: A,B,C
NEW QUESTION 121
The UPS5000-E can press the battery cold start button on the bypass module without the main bypass input to start the inverter, and the system will automatically enter the battery inverter mode.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 122
The functions that the ECC800 can implement are (). (Multiple choice)
- A. Query system alarms
- B. Linkage rule settings
- C. Historical data export
- D. Access control user management
Answer: A,B,C,D
NEW QUESTION 123
UPS2000-G-(6-20kVA) battery discharge time is significantly lower than the standard time may be caused by what? (Multiple choice)
- A. No mains input
- B. Increased load
- C. The battery is not full
- D. Battery capacity reduction
Answer: B,C,D
NEW QUESTION 124
After the UPS5000 is installed with ejector fan, you need to set the status of "Ejector Fan" as "Allow" in the menu. Otherwise, the ejector modules cannot be used normally.
- A. True
- B. False
Answer: A
NEW QUESTION 125
When the UPS5000-E is equipped with an IP21 component, the ejector component can also be installed.
- A. False
- B. True
Answer: A
NEW QUESTION 126
It is necessary to remove the fixed sheet metal parts of the compressor before installing the indoor unit in the air-cooled air conditioner.
- A. True
- B. False
Answer: A
NEW QUESTION 127
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 128
What does NetCol5000-A maintain the electrode humidifier without removing the humidifier?(Multiple choice)
- A. Check if the humidifier solenoid valve controls normally
- B. Confirm that there is no abnormality in water supply and drainage of the humidifier
- C. Check that the humidifying electrode is fully inserted into the humidifying barrel without exposure to the outer part.
- D. Check the manual drain of the humidifying bucket
Answer: A,B,C,D
NEW QUESTION 129
Huawei Fusion Module2000 monitoring system supports users on which to monitor the status of micro-modules? (Multiple choice)
- A. Mobile APP
- B. NetEco web interface
- C. ECC 800Web interface
- D. PAD APP
Answer: A,B,C,D
NEW QUESTION 130
The default battery charge voltage of the UPS2000-G is ( ) V/cell.
- A. 2.25
- B. 2.35
- C. 2.45
- D. 2.15
Answer: B
NEW QUESTION 131
When the device interface uses the Modbus-RTU protocol, what needs to be installed when accessing the ECC800?
- A. Access control actuator
- B. sunroof actuator
- C. AC actuator
- D. ETH converter
Answer: D
NEW QUESTION 132
Which of the following options is a natural cooling system?
- A. Water-cooled cold air conditioning system
- B. Air-cooled direct expansion air conditioning system
- C. Water-cooled cold water air conditioning system
- D. Direct ventilation air conditioning system
Answer: D
NEW QUESTION 133
Two different versions of the software UPS2000-G can be implemented in parallel.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 134
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