Reference Manual Part 1

RBS 2106
P008683D
DF
BFU ADM
DC/DC converter
Climate
unit
ACCU
DXU
IDM
PSU
AC main switch
CDU
dTRU
CXU, ASU and
OXU dummies
Bias injector
OXU FCU
Figure 9 RBS 2106 Overview
5.1 Standard Hardware Units
This section briefly describes the standard hardware units required for function,
irrespective of configuration or frequency.
ACCU-02
The AC Connection Unit (ACCU) connects, disconnects, and distributes the
incoming AC power supply to the PSUs and the climate unit. It consists of two
parts: a connection unit and a distribution unit.
Number of units: 1
BFU-21
The Battery Fuse Unit (BFU-21) supervises connection or disconnection of the
batteries. It can also be used to provide prioritized power supply, for example to
the transmission equipment.
Number of units: 1
15 (36)
EN/LZT 720 0222 Uen R6A