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Server Alarms - Avaya Support

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Figure 42: Battery Charger (Optional Part of J58890CE-2): Front<br />

Batteries<br />

CARR-POW (Carrier Power Supply)<br />

The charger is used only without an uninterruptible power supply (UPS). The charger contains:<br />

● Three 48 VDC batteries for backup power to the cabinet<br />

Battery<br />

Charger<br />

battchar RBP 031996<br />

● A DC power relay to automatically switch the batteries into the power circuit if a main<br />

power failure is detected<br />

Figure 43: AC Power Distribution in Multicarrier Cabinets shows AC power distribution in some<br />

multicarrier cabinets. The DC power-distribution cables are on both sides of the cabinet. These<br />

cables supply power to each of the carriers. The optional battery charger is at the right side<br />

of the power-distribution unit.<br />

Communication Manager Release 5.0 Issue 4 January 2008 629

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