Huawei UPS5000-E Series - Maintenance Bypass Mode

UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
2 Overview
Issue 11 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
20
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.