Which mode does the FusionModule800 UPS configuration support? (

• A.N/N+1
• B.N/2N
• C.N/N+1/2N

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The communication between the NetEco management system and the ECC800 collector adopts Huawei's proprietary protocol BIN protocol. ( ).

• A.False
• B.True

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Does the FusionModule800 channel have a skylight? (

• A.True
• B.False

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Which of the following options should be selected when the UPS5000-E selects the extended dry contact card and the back-feed protection card at the same time?

• A.Dry contact card socket
• B.ECM Expansion Subrack
• C.IP21 Components

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Compared with the fixed frequency structure, the advantages of using the DC frequency conversion structure for air-cooled temperature control products are ( )

• A.Reduce the starting current, less impact on the grid
• B.Continuous cooling, the temperature fluctuation of the equipment room is small.
• C.Reduce the number of compressor starts and stops, high reliability
• D.On-demand cooling, part-load more energy efficient

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