Emerson Liebert NX 480V - Manual (Page 26)

Electrical Connections
18
2.3.3 BCB Control Interface
J10 is the BCB box interface.
Figure 8 Jumper connection for BCB interface without a battery interface board
Table 3 BCB control interface
Position Name Description
J10.1 DRV BCB Driver Signal
J10.2 FB BCB Contact State
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 20-16AWG stranded
for maximum runs between 82 and 197 feet (25-60m), respectively.
NOTE
If a BCB interface is connected and a battery interface board is not used, a jumper
needs to added between Pin 3 and Pin 4.
UPS Monitoring Board
J10
OL DRV GN
D
FB
Battery Circuit Breaker
OL
Aux – N.O.
Aux – N.O.