Huawei
H12-425_V2.0 · Question #214
If the customer's load cannot be powered off, what should be paid attention when closing the maintenance bypass switch? (Multiple choice)
The correct answer is B. Turn off the inverter, put the UPS in bypass mode and then close the wake bypass switch D. Close the maintenance switch first and then execute the EPO. See the full explanation below for the reasoning.
Question
If the customer's load cannot be powered off, what should be paid attention when closing the maintenance bypass switch? (Multiple choice)
Options
- AThe maintenance bypass switch can also be closed in inverter power supply mode
- BTurn off the inverter, put the UPS in bypass mode and then close the wake bypass switch
- CExecute EPO before closing the maintenance switch
- DClose the maintenance switch first and then execute the EPO
How the community answered
(28 responses)- A14% (4)
- B79% (22)
- C7% (2)
Community Discussion
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