Connecting A System Directly To A Ups; Figure 5-1. Power Cord Connections For Systems, Pdus, And A Ups - NEC Express5800/320Fc Site Planning Manual

Figure 5-1 shows how to connect systems to PDUs and a UPS to the top PDU.

Figure 5-1. Power Cord Connections for Systems, PDUs, and a UPS

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2
1 A-side PDU
2 B-side PDU
3 B-side system power cables (black)
4 A-side system power cables (gray)
5 PDU power cords
6 UPS
7 UPS power cord
8 AC power outlets
9 AC power (mains) distribution circuit breaker (maximum of 20A)

Connecting a System Directly to a UPS

You can connect the A-side power connectors of your system directly to a UPS, as
shown in Figure
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5-2.
Connecting a System Directly to a UPS
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UPS Planning 5-3