Emerson Liebert GXT2-10000RT208 - Manual (Page 40)

Communications
34
11.4 Remote Emergency Power Off
The UPS is equipped with a Remote Emergency Power Off (REPO) connector.
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 and regulations.
Figure 9 REPO switch connections
NOTE
Remove the factory-installed jumper to use the REPO function.
!
CAUTION
To maintain safety (SELV) barriers and electromagnetic compatibility, signal cables should
be segregated and run separately from power cables.
REPO connections
for normally open
switch system
REPO
as shipped
REPO connections
for normally closed
switch system (fail-safe)
1 2 3 4
Key to REPO switch connections
1.
24 VDC
2. Sense
3. Sense
4. Common
REPO Connection
1 2 3 4 1 2 3 4