Northern Telecom QCA146 Installation And Testing Instructions page 36

C h a r t 3 - 3
QBL24 battery unit installation (main unit)
When adding batteries to a cabinet ensure that the cabinet is connected
to a 220 V 20A or 110 V 30A ac power supply. Service is interrupted
when adding batteries to an opening cabinet.
Do not add batteries to a cabinet connected to a 110 V 15A
power supply. Ensure batteries are installed in a well ventilated
area.
Step P r o c e d u r e
1 If more than one QBL24 battery unit is being connected to this
cabinet, refer to Chart 2-4 and connect the expansion QBL24
unit.
Note: The expansion QBL24 unit is equipped with a
QCAD301 expansion cable.
2 Set the breaker on the front of the QBL24 unit to OFF.
3 Remove cover from the QBL24 unit by loosening the captive
screws on top of the unit.
4 Unpack batteries and place in unit as shown in Figure 2-7.
Ensure that the date indicated on the battery packs is the same
on all packs.
2-Mb/s Remote Peripheral Equipment
CAUTION
Appendix 1 to 553-2741-200
Installation 3-29