Huawei UPS5000-E-50K-HABBS Quick Manual page 17

3. After you perform the settings, the Bypass mode and No battery alarms are reported by the
MDU and do not need to be cleared. If there is any other alarm, you need to rectify the fault .
4. (Optional) Set ATS parameters.
5. View the system running status diagram on the MDU to check that the UPS is working in bypass
mode.
8.3 Starting inverter
1. On the main menu, choose Common Functions and tap Inv. ON.
2. In the displayed login window, enter the user name and password, and tap
3. In the displayed dialog box, tap Yes to start the inverter.
System User
admin (system administrator)
operator (common user)
To ensure system security, change the LCD passwords after the first login.
Powering On Loads
8.4
1. Close the battery string circuit breaker. (If there are multiple battery strings, close the circuit
breaker for each battery string and then the general circuit breaker between battery strings and
the UPS.) The No battery alarm disappears.
2. Turn on the UPS output circuit breaker QF3.
3. Close the UPS downstream output switch to supply power to the loads.
LCD Preset Password
000001
000001
17
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