User Manual

AS4000 Central Terminal
Installation and Commissioning
DLP 005
605-0000-452
Issue 1.3dr Date 7/02/00
Page 2 of 10
To
Separate
Exchange
Supplies
RF Combiner Shelf
1
9
11
- 48V
0V
To Exchange Fuse Alarm Supplies
Alarm Unit 55B
SK11
- 48V(2)
Batt 1 +
- 48V(1)
Batt 2 +
DC SUPPLY
OFF
1+ 1- 2+ 2-
Figure 19. Part of RF Combiner Shelf showing Circuit Breakers.
1
A B
2
A B
3
A B
4
A B
5
A B
SHELF PROTECTION
Figure 20. Expansion Rack Fuse and Alarm Panel
Ensure that the end of suite fuses are adequately rated and insert these into the
respective fuse holder positions.