Huawei DBS3900 Installation Manual page 28

DBS3900 (Ver.B)
Installation Guide
Figure 3-5 Outdoor scenario with AC power supply (BBU installed in an APM30H) (5)
In the 110 V or 220 V AC scenario, a BBU can be installed in an APM30H, which provides
power to a maximum of six RRUs. If more than six RRUs are configured, two APM30H cabinets
are required. Two APM30H cabinets can house two BBUs, which enable the base station to
work in triple mode.
is greater than 184 Ah and not greater than 368 Ah and transmission space is required.
Issue 06 (2011-09-15)
Figure 3-6 shows the typical scenarios when the backup power capacity
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3 Installation Scenarios
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