2 distribution and termination – Alpha Technologies CXDS-M 600_600-19 User Manual
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9400002-J0 Rev A
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2.2 Distribution and Termination
The Fuse/Circuit Breaker BDFBs feature high capacity, modularity, and simplified installation. These features pro-
vide effective secondary load distribution and protection for multiple -48V DC feeds up to 600 amps.
Configuration: up to four BDFBs in a 23" rack and two BDFBs in a 19" rack. Each BDFB can contain one of the
following:
• 2 banks of 12 plug-in bullet positions
• 2 banks of TLS/TPS fuses
Refer to Table B for the full complement of fuses/breakers when four BDFBs are installed (available with a 23"
rack).
Table B — Modular Distribution and Termination
Type
Description
Fuses
GMT
10 positions, up to 10A (max)
TLS/TPS plug-in bullet
96 positions (max)
Breakers
AM plug-in bullet
96 positions (max)
Output termination
GMT Fuse
0.34 to 2.5 mm
2
(14 to 22AWG)
TLS/TPS/AM breaker
1 pole and 2 pole are 1/4" diameter on 5/8" centers
3 pole are 3/8" diameter on 1" centers