Cisco ONS 15454 SDH Specifications Page 139

  • Download
  • Add to my manuals
  • Print
  • Page
    / 262
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 138
3-19
Cisco ONS 15454 SDH Troubleshooting and Maintenance Guide, R3.3
May 2002
Chapter 3 Card Reference
E3-12 Card
Overvoltage Protection: as in ITU-T G.703 Annex B
Operating Temperature: -5 to +45 degrees Celsius
Operating Humidity: 5 to 95%, non-condensing
Power Consumption: 12.60 W, 0.26 A (AMPS) at -48V, 43.0 BTU/hr
Dimensions
Height: 321.3 mm (12.650 in.)
Width: 18.2 mm (0.716 in.)
Depth: 228.6 mm (9.000 in.)
Depth with backplane connector: 235 mm (9.250 in.)
Weight not including clam shell: 0.8 kg (1.9 lb)
Compliance
ONS15454 SDH cards, when installed in a system, comply with these standards:
Safety: IEC 60950, EN 60950, UL 60950, CSA C22.2 No. 60950, TS 001, AS/NZS 3260
3.9 E3-12 Card
The twelve-port ONS 15454 SDH E3-12 card provides twelve ITU-compliant, G.703 E-3 ports per card.
Each interface operates at 34.368 MBits/s (Mbps) over a 75 coaxial cable (with FMEC-E3/DS3). The
E3-12 card operates as a working or protect card in 1:1 protection schemes and as a working card in 1:N
protection schemes. Figure 3-11 shows the E3-12 faceplates, and Figure 3-12 shows a block diagram of
the card.
Page view 138
1 2 ... 134 135 136 137 138 139 140 141 142 143 144 ... 261 262

Comments to this Manuals

No comments