Battery Replacement - ASL INTERCOM BPC65 Product Manual

7.3

Battery Replacement

The lead-acid batteries will require replacement at maximum intervals specified by the
manufacturer (typically 5 years).
1. Ensure that all Mini Circuit Breakers are switched off (switch toggle towards the rear of the rack).
2. Ensure that the AC mains supply to the charger is isolated
3. Remove the front panel.
4. Disconnect the black terminal lead from the right-hand negative battery terminal as shown in
Figure 14.
Figure 14 BPC65 battery negative terminal disconnection
+24V (RED)
1) Disconnect the black terminal lead first.
2) Then disconnect the red terminal lead.
0V (BLACK)
5. Disconnect the red terminal lead from the left-hand positive battery terminal at the front of the rack
as shown in Figure 14.
6. If you find difficulty in accessing the rear battery terminals, then remove the charger tray as follows:
a. Disconnect all wiring connected to the charger and Mini Circuit Breakers. Do not disconnect
the black and red terminal leads!
b. Remove the charger tray from the rack by undoing six M4 screws.
7. Disconnect the interlink cable and slide the old batteries out of the tray.
8. Install the new batteries and charger tray following the procedure described in Section "3.4.1 Battery
Backup System Installation" (page 8).
9. Reconnect the AC mains supply to the charger.
10. Wait for the batteries to fully charge (24 hours) and then switch the Mini Circuit Breakers on as
required.
BPC65 / BDIST / MDIST – Product Manual
Always use insulated tools!
! !
+
FRONT OF RACK
(Battery tray for rack with
800 mm depth as example)
U-0456-0143.doc – Issue: 03 complete, approved
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12V
12V
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Page 22 of 32
+
Batteries are heavy
!
!
(23 kg each).
Please move and handle
with care to avoid
personal injuries and/or
damages to the batteries.