HP NetRAID Installation and Configuration Guide

Chapter 12 HP NetRAID-3Si Battery Backup Unit
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on the wire in the lower-left corner into the connector at J21, as shown in the
following figure. The connector is keyed to make sure the proper connection is
made.
Plug BBU connector into J21 .
Battery Backup Unit (BBU)
Figure 12-1. HP NetRAID-3Si Battery Backup Unit with the Battery Pack
Connected
Battery Specifications
Charge Time for Battery Packs
The following time-to-charge values are calculated assuming 80% efficiency in
the charging process. The time-to-charge values may vary depending on
individual battery packs.