Liebert Emerson NX UPS System - Manual (Page 21)

Single Module UPS Installation
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1.8.3 External Circuit-Breaker Interface
J10 is the interface to any external battery circuit breaker (BCB).
Figure 4 Jumper connection for BCB interface
Table 5 External circuit-breaker interface
Position Name Description
J10.1 DRV BCB Driver Signal - (reserved)
J10.2 FB BCB Contact State -(reserved)
J10.3 GND Power Ground
J10.4 OL BCB On-Line - Input - This pin will become active when BCB interface is connected. (N.O.)
NOTE
All auxiliary cables of terminal must be double-insulated. Wire should be 0.5-1.5mm
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(16-20AWG) stranded for maximum runs between 25 and 50 meters (82-164ft.) respectively.
UPS Monitoring Board
J10
OL DR
V
GN
D
FB
Battery Circuit Breaker
OL
Aux – N.O.
Aux – N.O.