Battery Mode - Huawei UPS5000-S-400K-SM User Manual

UPS5000-S-(350 kVA-800 kVA)
User Manual
Figure 2-4 UPS conceptual diagram in bypass mode

2.2.2.3 Battery Mode

If the mains input is abnormal or the rectifier becomes abnormal, the UPS
transfers to battery mode. The power module obtains DC power from batteries,
and the power is converted into AC output by the inverter.
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