Power Requirements; Foreign And Surge Voltage Protection; Environmental Specifications - Avaya Nortel Communication Server 1000 Reference

NT8D14 Universal Trunk card
Characteristic
Note:
Selected by jumper strap settings on card. Refer to
factory standard (NT8D14BA, NT8D14BB)
settings - extended range (NT8D14BA, NT8D14BB, NT8D14BB)
177: Trunk types - termination impedance and balance network (NT8D14BA,
NT8D14BB)
Note:
For loop extender application, the maximum voltage applied between tip and ring is –105
V ±5%. The minimum dc loop resistance for this type of application is 1800 ohms.

Power requirements

Power to the NT8D14 Universal Trunk card is provided by the module power supply (ac or
dc).
Table 171: Power requirements for universal trunk card
Voltage
+15.0 V dc
–15.0 V dc
+5.0 V dc
+8.5 V dc
–48.0 V dc

Foreign and surge voltage protection

The NT8D14 Universal Trunk card meets UL-1489 and CS03 over-voltage (power cross)
specifications and FCC Part 68 requirements.

Environmental specifications

Table 172: Environmental specifications for the NT8D14 Universal Trunk card
lists the environmental specifications for the NT8D14 Universal Trunk card.
418 Circuit Card Reference
CO / FX / WATS
on page 423 for details.
±5%
±5%
±5%
±2%
±5%
Comments? infodev@avaya.com
Trunk Types
DID / TIE
Table 175: Jumper strap settings -
on page 421, Table 176: Jumper strap
Tolerance
306 mA
306 mA
750 mA
450 mA
415 mA
RAN Paging
on page 422, and Table
Current (max.)
on page 419
July 2011