Huawei UPS5000-E-200K-SM User Manual page 192

UPS5000-E-(200 kVA-300 kVA)
User Manual (50 kVA Power Modules)
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 For a UPS in full configuration:
1.
2.
Step 5 For a UPS in standard configuration, turn off the upstream mains input and
bypass input switches.
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Issue 17 (2023-07-10)
If the inverter shuts down and the bypass is normal, the UPS transfers to
bypass mode. The Bypass mode alarm is displayed on the LCD.
Figure 4-11 Normal bypass
Figure 4-12 Abnormal bypass
NO TE
If you need to shut down the inverter and transfer the UPS to bypass mode, check that the
UPS has not generated any alarm and perform step 1.
Turn off the mains input switch, bypass input switch, and output switch of the
UPS.
Turn off the upstream mains input and bypass input switches.
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