- All Exams Instant Download
Which of the following options belongs to the natural cooling system?
Which of the following options belongs to the natural cooling system?A . Direct Ventilation Air Conditioning SystemB . Water-cooled air-conditioning seriesC . Water-cooled cold water air seriesD . Air-cooled upright is an air-conditioning systemView AnswerAnswer: A
The function of the ATS input unit MCCB input unit of the integrated UPS is ().
The function of the ATS input unit MCCB input unit of the integrated UPS is ().A . Provide support output for direct supply of mains powerB . The cabinet provides dual or single inputC . Provide branch output for UPS workersD . Monitoring Operational StatusView AnswerAnswer: B
The damage of NETCOL5000-C thermal insulation cotton may cause:
The damage of NETCOL5000-C thermal insulation cotton may cause:A . The fan noise is too loudB . The drainage capacity of the equipment is significantly reducedC . Pipeline condensationD . The fan is blockedView AnswerAnswer: C
When a fire breaks out in the box and the fire extinguishing device releases the fire extinguishing agent into the protection area, ( ) will display the words "In The Vent, Do Not Enter".
When a fire breaks out in the box and the fire extinguishing device releases the fire extinguishing agent into the protection area, ( ) will display the words "In The Vent, Do Not Enter".A . Fire alarmB . Sound and light alarmC . Deflation indicator lightD . Emergency LightsView AnswerAnswer:...
When a user uses the NETECC APP on the PAD to query the PUE information in the current computer room, he needs to click the () menu.
When a user uses the NETECC APP on the PAD to query the PUE information in the current computer room, he needs to click the () menu.A . AlertB . Energy consumptionC . MonitoringD . moreView AnswerAnswer: B
The reason why the fan does not turn when the NETCOL5000C device is turned on may be ().
The reason why the fan does not turn when the NETCOL5000C device is turned on may be ().A . The filter is dirty and blockedB . The power supply module is faulty or abnormalC . Failure of strong drainage systemD . Poor drainage of condensateView AnswerAnswer: B
Using UPS5000-E (50kVA power module), the actual load is 160kW, the rack is 1+1 redundant, the single-machine backup power scheme is adopted, the backup power scheme for each machine, 3 sets of batteries per rack, 40 cells per set, the capacity of the main switch box is:
Using UPS5000-E (50kVA power module), the actual load is 160kW, the rack is 1+1 redundant, the single-machine backup power scheme is adopted, the backup power scheme for each machine, 3 sets of batteries per rack, 40 cells per set, the capacity of the main switch box is:A . 630AB ....
NETCOL5000-C temperature and humidity sensor dial-code setting error may cause:
NETCOL5000-C temperature and humidity sensor dial-code setting error may cause:A . Water leakage at the bottom of the deviceB . The return air temperature or fan speed fluctuates greatlyC . The drainage capacity of the equipment is significantly reducedD . The temperature and humidity sensor cannot detect the temperature and...
Modifying the micro-module layout view on ECC800 supports simultaneous editing by ( ) users.
Modifying the micro-module layout view on ECC800 supports simultaneous editing by ( ) users.A . 1B . 2C . 3D . 4View AnswerAnswer: A
The rated voltage of the cell (CELL) in the VRLA battery is ().
The rated voltage of the cell (CELL) in the VRLA battery is ().A . 12VB . 6VC . 2VD . 1VView AnswerAnswer: C
