Power Supply User Manual

Introduction
4
1.0 INTRODUCTION
The Liebert PSI
™
XR is a 2U, line-interactive UPS that may be installed in a rack or used as a tower
UPS.
Status indicators on the front of the Liebert PSI XR display load level, battery level, buck/boost, site-
wiring fault, overload, battery status and UPS operation. Controls include a combination On/Alarm
Silence/Manual Self-Diagnostic Test button, an Off button and a Status Change button.
The Liebert PSI XR has USB, DB-9 (contact closure) and Liebert IntelliSlot
®
ports. The DB-9 and
USB ports provide detailed operating information including voltages, currents, and alarm status to
the host system when used in conjunction with Liebert MultiLink
™
software.
The Liebert PSI XR is compliant with the Restriction of Hazardous Substances Directive (ROHS),
prohibiting use of six hazardous materials manufacturing of electronics, including lead-free solder.
Figure 1 Front view of UPS
Figure 2 1000 and 1500—rear view
Liebert PSI XR
rack-mount configuration
Display rotates for use as tower
Liebert PSI XR
tower configuration
Display rotates for use in rack
DC 24V
OUTPUTINPUT
EPO
VOLTAGE=110V
VOLTAGE=120V
VOLTAGE=127V
2 1
FUNCTION
Network Surge
Protection
USB
Port
DB-9 Port
(Contact
Closure)
Power Cord; 5-15P
(not shown for clarity)
EPO
External Battery
Cabinet Connector
Voltage Configuration
DIP Switch
Input Circuit Breaker
(12A for 1000VA;
15A for 1500VA)
Output Circuit Breaker
(8A for 1000VA;
15A for 1500VA)
Receptacles
NEMA 5-15R
Liebert
IntelliSlot
Port