User's Manual

Table Of Contents
44 UltraWAVE Micro BTS Installation and Commissioning Guide, Version B
Chapter 2 - Installation
2.5.2 Connecting DC Power
The Micro BTS is shipped from the factory with the internal cabling routed from
the DC power supply subrack assembly to a round quick disconnect connector on
the top rear of the cabinet.
The input power connector cable is supplied with the cabinet assemblies. This
section explains how to assemble the input power connector and cable.
DC Input Power Connector Details
Figure 2-15 shows the DC quick disconnect power connector and cable.
The cable wires are connected to the input power supply as follows:
Black is connected to the -48 VDC supply.
Red is connected to the -48 VDC supply.
White is a return and typically connected to the cabinet ground.
Green is a return and typically connected to the cabinet ground.
Figure 2-15: DC Round Quick Disconnect Connector and Cable
Two wires carry -48 VDC and two wires must carry Return.