Carrier Access Broadmore 1750 - Manual (Page 63)

Broadmore 1750 - Release 4.6 2-13
Planning and Ordering Guide
Installation Planning Factors
Installation Planning Factors
The Broadmore 1750 is designed and delivered ready for installation in a standard 19"
or 23" relay or EIA equipment rack. Several factors should be considered and some
decisions made to ensure a smooth installation that meets all requirements. Installation
factors and system specifications are shown in the following tables.
Factor Consideration
Access
Clearance Broadmore 1750 requires the following access clearances for
service and maintenance:
Front: 24"
Rear: 4"
Top: 1.75" (Broadmore 1750 units may be stacked without this
clearance.)
Power
Source DC Power: –48 VDC at 5 amperes is connected to the rear of the
Broadmore chassis. A second –48 VDC source may be connected
for redundancy.
Optional AC Power Supply Tray: Converts 110/240 VAC (50-60
Hz) to –48 VDC. Rack mounted tray (3.5" high) installs
immediately below Broadmore chassis and can hold two power
supplies. Unit comes with one power supply and cables. A second
power supply with cables can be added to provide redundant DC
power to the Broadmore. AC and DC power connections are at the
rear of the unit. The DC cable is approximately 3.5 ft. long.