Emerson Liebert NXC 60kVA User Manual page 44

UPS
UPS inside
External ports
J5
J5
4 3 2 1
Figure 3-10 Backfeed protection dry contact port J3
Table 3-7 Description of backfeed protection dry contact port J3
Figure 3-11 Remote EPO input port J4
Table 3-8 Description of remote EPO input port J4