Nortel Networks Circuit Card 311 - Manual (Page 776)

776 NT8D15 E and M Trunk card
Parameter Specifications
Operating humidity 5 to 95% RH (noncondensing)
Storage temperature –40 to +70 degrees C
(–40 to +158 degrees F)
Table 295
Environmental specifications
Parameter Specifications
Operating humidity 5 to 95% RH (non-condensing)
Storage temperature –40 to +70 degrees C
(–40 to +158 degrees F)
Environmental specifications are provided in Table 296 "Environmental
specifications" (page 776) .
Table 296
Environmental specifications
Parameter Specifications
Operating temperature 0– 50 degrees C,ambient
Operating humidity 5 to 95% RH (non condensing)
Storage temperature –40 to +70 degrees C
Foreign and surge voltage protection
The E and M Trunk card meets CS03 over-voltage (power cross)
specifications and FCC Part 68 requirements.
The E and M Trunk card meets CS03 over-voltage (power cross)
specifications and FCC Part 68 requirements.
The E and M Trunk card meets CS03 over-voltage (power cross)
specifications and FCC Part 68 requirements.
The E and M trunk circuit meets CS03 over voltage (power cross)
specifications.
Connector pin assignments
The E and M Trunk card brings the four analog trunks to the backplane
through a 160-pin connector shroud.The backplane is cabled to the I/O
panel on the rear of the module, which is then connected to the Main
Distribution Frame (MDF) by 25-pair cables.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
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