UPS5000-E-(350 kVA-800 kVA)
User Manual (50 kVA Power Modules)
2 Overview
Issue 05 (2018-01-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
16
Figure 2-5
UPS conceptual diagram in battery mode
2.2.2.4 Maintenance Bypass Mode
When the UPS works in maintenance bypass mode, the current flows through the
maintenance bypass instead of the power module. You can maintain the circuit inside the
cabinet.