Figure 2-4 Outdoor Distributed Installation Of The Dbs3900; Table 2-4 Auxiliary Devices Used In The Door Distributed Installation Of The Dbs3900 - Huawei Airbridge DBS3900 Product Description

Airbridge DBS3900 CDMA Base Station
Product Description

Figure 2-4 Outdoor distributed installation of the DBS3900

Auxiliary Device
Table 2-4
DBS3900.

Table 2-4 Auxiliary devices used in the door distributed installation of the DBS3900

Component
APM30 (220/110 V AC type)
APM30 (-48 V DC type)
Storage battery cabinet
Issue 11 (2010-06-18)
lists the auxiliary devices used in the indoor distributed installation of the
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2 Solutions for the Auxiliary Devices of the DBS3900
Description
The APM30 of the 220/110 V AC type is an
integrated power system that is used for outdoor
applications and supports 220/110 V AC power
input.
The APM30 of the -48 V DC type is an integrated
power backup system that is used for outdoor
applications and supports -48 V DC power input.
This component is optional and used for power
backup. When the mains supply fails, the storage
battery cabinet powers the equipment.
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