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White adhesive-backed designation labels are shipped with the chassis for application at the
user's site. These labels may be pre-printed to customer request or they may be blank to allow
designations to be added during installation.
5.3 Fuse Panel
The fuse panel, as shown in
connect system tracer lamp LED circuitry in the bay. Power for each DSX-4H chassis is
supplied through a separate 0.5 Amp fuse. (Each LED draws 0.01 Amp, 24 LEDs in a chassis,
equates to a 0.24 Amp load.) The GMT fuse has a colored tab which is displayed when the
fuse is blown. The fuse panel also has a LED indicator which lights whenever any fuse on the
panel is blown. The fuse panel may also be connected to an external alarm system.
5.4 Cable Rings and Troughs
Vertical cable rings at the rear of the bay allow for routing of cross-connect jumpers up and
down each side of the bay. Cable troughs at the top and bottom of the bay provide for the
routing of cross-connect jumpers between bays.
5.5 Cable Brackets
The cables are brought in at the sides of the bay and tied to the cable brackets.
5.6 Cross-Connect System
The cross-connect system bay is an unequal flange type, 84 × 25.94 × 12 inches (213 × 65.88
× 30.48 cm). Shelf mounting holes are spaced at one inch (2.54 cm). An AC outlet may be
provided at the bottom front of the bay as an auxiliary source of 110 Vac primary power.
6 SYSTEM SPECIFICATIONS
Specifications for the DSX-3 (DSX-4H-24) Front Cross-Connect System are shown in
ADCP-80-314 • Issue 6 • January 2001 • Section 1: Description and Application
Figure
1-7, provides –48 Vdc power protection for all cross-
BLOWN FUSE
INDICATOR
FRONT VIEW
1-10
A
NEG (-)
B
11-20
C
REMOTE ALARMS
D
1-10
POS (+)
E
11-20
F
1
2
3
4
5
6 7
8
9
10
REAR VIEW
Figure 1-7. Fuse Panel
USE
3 AMP
FUSE
MAXIMUM
50 AMP
MAXIMUM
4
8
12
16
TOTAL BUSS
AMPERAGE
NEG (–)
BUS
– 48V
ONLY
POS (+)
GND
BUS
2001, ADC Telecommunications, Inc.
2389-B
Table
1-2.
Page 1-11
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