Battery Back-Up - Eircom advantage 1200 System Installation

2.7.3 Battery Back-Up

For battery backup operation during power cuts, the system may be equipped with an optional
Battery Back-up module (BBU). This comprises a plug-in Battery Back Up Charging module
and an external 12 V battery. During normal operation the BBU module will trickle charge the
battery ensuring that the optimal voltage will be available if the main power supply gets cut.
The system can operate under full load conditions on battery back-up mode for approximateky
2 hours.
To install the Battery Back Up unit -
Observe anti-static precautions
•
Power down the system
•
Remove the control unit main cover
•
Mount the Battery Back Up Charging card on the 3 mounting pillars ( H2, H3 & H4 )
•
above the power supply ensuring that the pins of the 12 way connector line up
If required, wall-mount the external battery enclosure using the template supplied
•
Terminate the interconnecting cable; system end first on the terminals marked B++, B--
•
Replace covers
•
Power up the system
•
Check operation with and without mains power.
•
Note: The external housing for the battery contains a fuse which is accessable by unscrewing
the plastic screw cap.
Important: Please refer to the Safety Notices ( 2.8 )
H2 CN902
H4 H3
Battery Back-Up Charging Module
External battery housing for Battery
Backup operation