Emerson NXL UPS Systems Manual de usuario Pagina 35

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Installation Drawings
31
Figure 29 Liebert NXL UPS to Liebert NXL Module Battery Disconnect to wide Liebert NXL Junction
Cabinet
Table 4 Liebert-supplied interconnect wiring
Run From To Conductors
A1 MBD - DC Positive Busbar Junction Positive Busbar Positive - Top Feed
A2 MBD - DC Positive Busbar Junction Positive Busbar Positive - Bottom Feed
B1 MBD - DC Negative Busbar Junction Negative Busbar Negative - Top Feed
B2 MBD - DC Negative Busbar Junction Negative Busbar Negative - Bottom Feed
C * MBD Ground Junction - Ground Ground
D1 UPS - DC Positive Busbar MBD - DC Positive Busbar Positive - Top Feed
D2 UPS - DC Positive Busbar MBD - DC Positive Busbar Positive - Bottom Feed
E1 UPS - DC Negative Busbar MBD - DC Negative Busbar Negative - Top Feed
E2 UPS - DC Negative Busbar MBD - DC Negative Busbar Negative - Bottom Feed
F * UPS Ground MBD Ground Ground
G UPS - External Interface Board (EIB) MBD - Battery Interface Board (BIB) CAN Control Cables
* For detached units only
A1
A2
B1
B2
A1 A2
B1 B2
C
C
G
D1 D2
E1 E2
F
D2
E2
D1
E1
F
G
Wide Junction Cabinet
Module Battery Disconnect
UPS
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