User's Manual

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• Size the UPS according to the efficiency of the DC power supplies and power
requirements of the other ancillary equipment, such as the Ethernet switch and
backbone network equipment.
• Consider the time you want to allow the system to operate on the UPS battery power.
Grounding the RMBs
There is one grounding bar in each cabinet. Each bank of 4 RMBs are grounded to the bar.
The grounding bar also contains locations for grounding terminals so that you can ground the
RMBs to your building’s ground bar.
Figure 7.5 Grounding the RMBs
Grounding lugs