User Manual

Table Of Contents
BFU Battery Fuse Unit
Connectors
The following connector is located on the front of the BFU:
AUX fuse
Optical Indicators
This section describes the BFU optical indicators.
Table 4 BFU optical indicators
Label
Colour
Mode Indication
Off No faults detected.
On One or more faults detected.
Fault Red
Flashing The unit has detected a
communication fault on the
power communication loop.
(1)
Off BFU is not operational.
On BFU is operational.
Operational Green
Flashing The unit has detected a
communication fault on the
power communication loop.
(2)
Off Battery is connected.Battery
disconnect
Yellow
On Battery is disconnected.
(1) BFU revision 2 or later
(2) B
FU revision 1
Circuit Breaker
Table 5 Circuit breaker
Label Position Description
ON
(1)
Battery power to the RBS connectedCircuit breaker
OFF
(2)
Battery power from the RBS disconnected
(1) Normal position
(2) Position when released
9 (10)
EN/LZT 720 0233 Uen R1A