UPS2000 single shutdown sequence:

• A.Disconnect the external battery circuit breaker (operate when there is a circuit breaker in the battery circuit) or the battery connection cable
• B.Perform "shutdown operation" on UPS. uPS turn off the inverter output and switches to bypass working mode.
• C.Turn off the load
• D.Disconnect the main AC input circuit breaker and bypass AC input circuit breaker of the UPS, and disconnect the output circuit breaker. All indicators go out, the fan stops running, the UPS stops working, and the load is powered off.

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Fusionmodule2000 PAD can be connected to ECC800 controller via Wifi

• A.True
• B.False

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Which of the following statements about the controller (ECC800) of Fusionmodule2000 is incorrect?

• A.ECC800 supports email alarm function
• B.ECC800 can realize SMS alarm function
• C.ECC800 can realize voice alarm function
• D.ECC800 has two models: one with 3G/4G function and one without 3G/4G function

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What certifications does Huawei's precision cabinet have? (Multiple choice)

• A.CE
• B.Earthquake resistance
• C.UL
• D.Thiel

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UPS5000-E is a high-efficiency UPS. Which of the following statements is correct? (Multiple choice)

• A.Efficiency can reach 95% at 20% load
• B.Efficiency up to 96%
• C.Efficiency can reach 94% at 20% load
• D.Efficiency can reach 96% at 40% load

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