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Question 47/50

Data center energy consumption mainly comes from the ring equipment, lighting system, refrigeration systems, power supply and distribution system. How to reduce the energy dissipations of the () is the key to solve data center energy conservation in the industry at present

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Question List (50q)
Question 1: The function of the fire protection system is automatically ...
Question 2: In a data center use fire water and foam extinguishing syste...
Question 3: Alarms of the dynamic environment monitoring system usually ...
Question 4: ACB circuit breakers are mainly used for IT load front-end; ...
Question 5: Users can use the () function to assign personnel to trouble...
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Question 8: () is used to ensure that the extinguishing agent is sprayed...
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Question 11: Which of the following is not part of the chilled water air ...
Question 12: The main monitoring objects of data center room monitoring s...
Question 13: According to the concentration degree of equipment, air cond...
Question 14: In the process of construction, carry out the debris splash ...
Question 15: RER (Renewable Energy Ratio) is used to measure data center ...
Question 16: Use RS485 communication, the maximum communication distance ...
Question 17: Which of the following start then the alarm emits a strong s...
Question 18: The principle of evaporator is to convert refrigerant from l...
Question 19: Dynamic environment monitoring system only has secondary arc...
Question 20: Huawei NetEco monitoring system supports hierarchical networ...
Question 21: Which of the following is not a basic function of a low-volt...
Question 22: MCB circuit breaker can be divided into B, C, D, Z, K class ...
Question 23: ATS Dual Power Automatic Transfer Switch can achieve the swi...
Question 24: Which of the following outdoor modles belongs to double fan?...
Question 25: Dynamic environment monitoring system, can be used to store ...
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Question 27: A UPS capacity is 200KVA with output power factor is 0.9, th...
Question 28: Huawei dynamic environment monitoring system's components ha...
Question 29: Dynamic environment monitoring system can be applied to () s...
1 commentQuestion 30: What throttle devices does Huawei air-cooled precision air c...
Question 31: Which of the following does not belong to the four major com...
Question 32: The STS Static Transfer Switch enables switching between dif...
Question 33: UPS can clean electricity input, output stable exchange, to ...
Question 34: The principle of the condenser is to cool and release the hi...
Question 35: The following () circuit breakers are typically low voltage ...
Question 36: Which fire extinguishing agent is mainly used in data center...
Question 37: The end of lead-acid battery discharge, the vottage drop, po...
Question 38: In the battery installation process, the use of high-voltage...
Question 39: During the construction process, which should be used in cor...
Question 40: Generally there are two kinds for VAV ventilation, one is th...
Question 41: Access control system can only set whether the user can open...
Question 42: Air conditioning has three major indicators; the three major...
Question 43: Which of the following description about sending back to sen...
Question 44: The features of UPS are (). (Multiple Choice)...
Question 45: Leakage current protection device is based on the current ex...
Question 46: Under the same load conditions, the backup time of the UPS i...
Question 47: Data center energy consumption mainly comes from the ring eq...
Question 48: Common communication equipment ways have RS232, RS485, FE, e...
Question 49: Gas fire protection systems are fire extinguishing systems t...
Question 50: There are three different categories of earthing (TN, TT and...