C-1
8800-A2-GN21-20
October 1997
Technical Specifications
C
The following table lists the technical specifications for the HotWire 8800 DSLAM
chassis:
Specifications
Criteria
Physical
Dimensions
Height: 19.22 inches
Width:
17.2 inches (with 19-inch mounting brackets)
Depth:
11.75 inches
Weight: 30 pounds (without MCC and DSL cards)
A standard 7-foot rack can hold a maximum of four chassis without
POTS splitters. The chassis can also be installed using a
back-to-back mounting configuration. With back-to-back mounting,
five chassis and five POTS splitters can be installed in a single
7-foot rack. You can also install up to eight chassis without POTS
splitters in a rack using this back-to-back mounting configuration.
Interfaces
– 48V Power (two pairs of screw terminals for A and B inputs)
20 8-pin modular jacks for 10BaseT LAN/WAN connection
Three 50-pin Telco connectors for DSL Loop interfaces
One Management 10BaseT and one Management Serial
interface for the MCC card
Local CO alarm system, major and minor alarms (two pairs of
dry contact closures via a 6-pin modular jack; supports up to
60 V dc, 0.1 amp)
Power
The chassis operates from a standard CO – 48 Vdc power supply
(– 40.0 to – 60.0 Vdc). Terminal block accepts 10 AWG – 16 AWG
bare wire.
Maximum Current Capacity per Shelf = 13 amp
Source Fuse = 15 amp minimum
At maximum configuration with 18 DSL cards and one MCC card,
the system will not exceed 9.5 amps of current and 380 watts of
power.
Maximum Power Dissipation Capacity of Shelf = 640 watts
Grounding
Accepts 6 AWG through 14 AWG bare wire.
