Typical Installation Scenarios Of The Bts3900E (Outdoor Coverage); Figure 3-1 Mapping Between The Cables And Their Colors - Huawei BTS3900E GSM User Manual

BTS3900E GSM
User Guide
3
About This Chapter
This describes the typical installation scenarios of the BTS3900E for outdoor coverage.
In the typical installation scenarios, different cables are identified by different colors.
3-1

Figure 3-1 Mapping between the cables and their colors

3.1 Scenario 1: AC Power Input (No Backup Power Required)
This describes the installation scenarios of the BTS3900E in the case that AC power is available
on site and backup power is not required.
3.2 Scenario 2: -48 V DC Power Input (No Backup Power Required)
This describes the installation scenarios of the BTS3900E in the case that -48 V DC power is
available on site and backup power is not required.
3.3 Scenario 3: AC Power Input (Backup Power Required)
This describes the installation scenarios of the BTS3900E in the case that AC power is available
on site and backup power is required.
Issue 01 (2010-01-15)
Typical Installation Scenarios of the
BTS3900E (Outdoor Coverage)
shows the mapping between the RF cables and their colors.
RF jumper of the BTS3900E
Inter-BTS3900E cable
Power cable
NOTE
The longest remote distance of the DC power cable for a single BTS3900E is 100 m. The longest
l
remote distance of the DC power cables for cascaded BTS3900Es is 50 m.
A maximum of three DC BTS3900Es can be cascaded in chain topology.
l
In outdoor application scenario, the BTS3900E does not support distributed installation of combined
l
cabinets. The distance between the combined cabinets is shorter than or equal to 10 km.
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Copyright © Huawei Technologies Co., Ltd.
3 Typical Installation Scenarios of the BTS3900E (Outdoor
Coverage)
Figure
3-1