Clearing The Epo State - Huawei UPS5000-H-800 kVA-NTN Quick Manual

UPS5000-H-800 kVA-NTN
Quick Guide (480 V, 100 kVA Power Modules)
Figure 2-12 Normal bypass
After you shut down the inverter, the UPS supplies no power if the bypass is
abnormal, which causes a power failure for the loads.
Figure 2-13 Abnormal bypass
Step 2 After the inverter shuts down, turn off the downstream output switch.
Step 3 Switch off the battery string circuit breaker. If there are multiple battery strings,
switch off the general circuit breaker between battery strings and the UPS and
then switch off the circuit breaker for each battery string.
Step 4 Turn off the upstream mains and bypass input switches.
----End

2.3 Clearing the EPO State

Issue 01 (2023-03-20)
NO TE
To shut down the inverter and transfer the system to bypass mode, check that the UPS has
not generated an alarm and perform
Copyright © Huawei Technologies Co., Ltd.
2 Single UPS Commissioning
Step 1.
90