Which manufacturers have 50KVA power modules? (Multiple choice)

• A.Schneider
• B.Emerson
• C.INVT
• D.Huawei

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FusionModule500&FusionModule800 display brand optional ()?

• A.Huawei Honor
• B.apple
• C.Blu-ray
• D.Samsung

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Which type of compressor is used in new room-level air cooling?

• A.DC inverter compressor
• B.AC inverter compressor
• C.Fixed frequency compressor
• D.Digital scroll compressor

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When the inspection, maintenance and repair of electrical installations are carried out in a non-stop work mode, warning signs or signs should be hung in the electrical installations and work area.

• A.FALSE
• B.TRUE

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The adjustable range of the number of cells in a single group of batteries supported by UPS5000S is?

• A.Sections 30 to 46
• B.Sections 30 to 44
• C.Sections 30 to 42
• D.Sections 30 to 48

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