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Chapter 9 Specifications
SSU-2000e Shelf Specifications
324
SSU-2000e Technical Reference
12713140-003-2 Revision E.01 – January 2007
Output Section
Port
20 Ports per module for DS/E1, 2048 kHz, and Composite clock
Signal Type
DS1
E1
2.048 MHz (G703 Sec.13)
Composite Clock (CC), GR.378
RS-422
DS1 Line Re-Timing
E1 Line Re-Timing
Distribution Capacity
Main Shelf
Up to nine DS1/E1 output modules in Main Shelf
20 outputs per output module
SDU-2000 Expansion
Up to four Expansion Shelves
Up to 14 output modules per expansion shelf with 20 outputs
per module
Maximum of 1120 outputs in four Expansion Shelves
Alarm Closures
MINOR
Contact closure (NC or NO) 1 Amp Form C
MAJOR
Contact closure (NC or NO) 1 Amp Form C
CRITICAL
Contact closure (NC or NO) 1 Amp Form C
Chassis Power and Grounds
Power Connections
A & B Input connections at opposite upper sides of the rear panel
DC
–38 to –72.5 VDC (–48 VDC nominal)
DC Power (maximum)
< 240 watts, per chassis
Fuse Type/Rating
2 fuses; GMT-5A
Grounds
–48 VDC return, isolated from frame and logic grounds
Chassis Mechanical
Width
17 inches (43.2 cm)
Depth
11.5 inches (29.2 cm)
Height
10.5 inches (26.7 cm)
Weight (provisioned)
~ 27 lbs (12.3 kg)
Chassis Environmental
Table 9-1. General Specifications (Continued)
Characteristics
Specification
Содержание SDU-2000e
Страница 10: ...Table of Contents 10 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...
Страница 242: ...Chapter 4 NTP and SNMP SNMP Protocol 242 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...
Страница 354: ...Index Z Z 354 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...