I n s t a l l a t i o n 3 - 3 9
2-Mb/s Remote Peripheral Equipment Appendix 1 to 553-2741-200
C h a r t 3 - 4 ( c o n t i n u e d )
Expansion QBL24 battery unit installation
S t e p P r o c e d u r e
15 If required, install cabinet covers.
16 Connect wiring from expansion QBL24 battery unit to the main
QBL24 unit as follows (Figure 2-9):
• Connect the green to lug 2 at the front of the unit.
• Connect the black wire to terminal 1 of terminal strip W1.
• Connect the red wire to terminal 5 of TB1.
17 Install covers on both QBL24 battery units.
Note:
Do not install cover on main QBL24 if battery cells have
not been installed in that unit.
18 Perform this step only if the expansion QBL24 battery unit is
added to a main QBL24 unit previously connected to an operating
cabinet.
a) Set the AC BRKR or the AC POWER breaker on the -48
rectifier to ON.
b) Set the DC BRKR breaker on the main QBL24 battery unit to
ON.
c) Set the DC BRKR breaker on the expansion QBL24 battery
unit to ON.
Note:
Check wiring and polarity of batteries if DC BRKR
breaker on the QBL24 battery unit trips.
d) Set the CAB INP breaker on the QUX19 unit to ON.
