Connecting To External Panel Boards; Repo Switch - Liebert Nfinity 208 V / 240 V 60Hz User Manual

Connecting to External Panel Boards

If connected equipment will operate at 240 / 120
VAC, use a standard single-phase panel board.
UPS Output
If connected equipment will ONLY operate at
208 / 120 VAC, use a three-phase panel board.
Ensure that all 120V equipment is connected
L N L – N Ensure that all 208V equipment is
1 – , 3 .
connected L – L
1 2.
UPS Output
Panel Board
Input
Panel Board
Input
16

REPO Switch

Nfinity is equipped with a Remote Emergency
Power Off (REPO) Switch.
The user must supply a means of interfacing
with the REPO circuit to allow disconnecting
the UPS input feeder breaker to remove all
sources of power to the UPS and connected
equipment to comply with national and local
wiring codes / regulations.
1 = 24V DC, 35 mA
2 = sense
3 = sense
4 = ground
If the installation does not require connection
to a REPO system, the jumper must be
removed.
Caution: To maintain safety (SELV) barriers
and electromagnetic
cables should be segregated
separately from power cables.
Remove
jumper
before
wiring.
compatibility signal
and run