LIEBERT® EXS™ UPS 208/220 ‑V 30 KVA
Quick Installation Guide
590-1971-501A/SL-70330_REV0
3
1. On the rear panel of the UPS,
remove the upper conduit-
entry panel, punch holes for
the conduit, connect the
conduit to the panel, and
re-install the conduit-entry
panel.
2. Remove the lower cover plate
to access the terminal blocks,
shown in the “Terminal-block
Connections” illustration above.
3. Remove the factory-installed
single-input jumpers from the
input terminal blocks.
4. Make the following
connections from the upstream
feeder panel to the main/
rectifier input terminal block:
• Phase A to rA
• Phase B to rB
• Phase C to rC
• Neutral to iN
• Ground cable PE
5. Make the following
connections from the upstream
feeder panel to the bypass-
input terminal block:
• Phase A to bA
• Phase B to bB
• Phase C to bC
• Neutral to iN
• Ground cable to PE
6. Make the following output
connections from the UPS
output terminal to the
downstream distribution-panel
main lug breaker:
• oA to Phase A
• oB to Phase B
• oC to Phase C
• oN to neutral bus
• PE to ground bus
7. Torque phase conductor
connections to 50 lb-in, and
neutral and ground conductor
connections to 126 lb-in.
8. Reinstall the terminal-block
cover plate.
BATTERY CONNECTION
The batteries are shipped
disconnected. Refer to the diagram
on the back of the outer battery
panel to make the connections.
REPO CONNECTION
If a remote emergency power-off
connection is not required, leave
the factory-installed jumper
between Pins 2 and 4 on the REPO
terminal block.
If using a REPO connection, refer to
the detailed installation steps in the
EXS Installer/User Guide available
at www.VertivCo.com
POWERING THE UPS
NOTE:
Do not start the UPS until
after the installation is finished, all
UPS wiring is complete, and all
access panels removed for
installation are replaced and
secured on the UPS.
1. Close the upstream feeder
breaker for the UPS rectifier
and, for dual-input
configuration, close the
upstream feeder breaker for the
UPS bypass.
2. Close all downstream breakers
including distribution-panel
main breaker and/or branch
circuit breakers.
3. Referring to the illustration,
Front-panel Breakers
, at the
right:
Terminal-block Connections
OUTPUT TERMINALS
BATTERY TERMINALS
rA bA rB bB rC bC iN iN
oA oB oC oN oN
BATN
BAT+
BAT-
PE
INPUT TERMINALS
GROUND BUSBAR