Communication Connections; Connecting Vertiv™ Liebert® Intellislot™ Communication; Connecting To The Dry Contact Repo Port - Vertiv Liebert GXT5 Series Installer/User Manual

Vertiv™ Liebert® GXT5 Lithium-Ion UPS Installer/User Guide

3.5 Communication Connections

The UPS offers several communication interfaces and ports.
NOTE: It is recommended that signal cable lengths be less than 10 ft (3 m) and are kept away from power cabling.
3.5.1 Connecting Vertiv™ Liebert® IntelliSlot™ Communication
The Vertiv™ Liebert® GXT5 Lithium-ion 5-10kVA models ship with a Liebert® IntelliSlot™ RDU101 communications card
installed. The Liebert® IntelliSlot™ RDU101 communications card provides advanced monitoring and control of the Liebert®
GXT5 Lithium-ion. Visit www.vertiv.com/rdu101 for additional information and operation instructions.
See the appropriate figure for your model in Rear Panels on page 5, for the location of the card port.
Vertiv™ Power Insight can be used with a network communication card to help improve efficiency, protect valuable critical
equipment and increases visibility of the UPS. See UPS Management Software on page 19 for more information.

3.5.2 Connecting to the Dry Contact REPO Port

The UPS includes a dry contact port. See the appropriate figure for your model in Rear Panels on page 5, for the location of
the port. Figure 3.3 below, shows the ports and Table 3.3 on the next page describes each port.
The I/O dry contact port ratings are 125 Vac, 0.5 A, 30 Vdc, 1 A.
Figure 3.3 Dry Contact Port and Pin Layout
NOTE: Pins 7 and 8 are shorted before delivery.
NOTE: Remote Emergency Power Off (REPO) disables the UPS closes the rectifier, inverter and static bypass, but it
cannot disconnect the UPS mains input. To completely disconnect the UPS, disconnect the upstream input circuit
breaker when activating the REPO. For details on REPO connection and operation, see Connecting a Remote
Emergency Power Off (REPO) Switch on page 17.
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