Справочник Пользователя для Nortel Networks Option 11C Mini
Page 40 of 332
Chapter 2 — Identifying the Option 11C Mini equipment
553-3021-209
Standard 3.00
April 2000
Miscellaneous items for installation
The following is a list of miscellaneous items that you can use as part of
Option 11C Mini system installation. Quantities needed depend on the site
and customer requirements:
Option 11C Mini system installation. Quantities needed depend on the site
and customer requirements:
•
QUA6 Power Failure Transfer Units (PFTU) to transfer lines during a
power or system failure
power or system failure
•
NTBK80 grounding block
•
modems or Data Communication Equipment (DCE) for remote access to
the system
the system
•
on-site Data Terminating Equipment (DTE) or TTY terminal for
accessing the system
accessing the system
•
connecting blocks for the cross-connect terminal
•
transformers and centralized power supplies for items such as digit
displays on telephones
displays on telephones
•
optional equipment such as music sources, RAN machines, paging
equipment, and CDR devices
equipment, and CDR devices
•
NTAK92 Off-Premise Protection Module for connecting up to four
off-premise analog telephones
off-premise analog telephones
#6 AWG (20 mm
2
)
insulated
ground wire (Europe)
The #6 AWG (20 mm
2
)
insulated
ground wire
connects a chassis to a
building ground source.
#8 AWG (10 mm
2
) insulated
ground wire (Germany)
The #8 AWG (10 mm
2
) connects a
chassis to a building ground source.
Cross-connect wire
The cross-connect wire makes cross
connections at the cross-connect
terminal.
connections at the cross-connect
terminal.
Note 1:
This cable is available in different versions, depending on local EMC
specifications.
Note 2:
These cables are not supported under EMC specifications VL43.140P.
Table 6
Option 11C Mini miscellaneous cables and wires (Continued)
Option 11C Mini miscellaneous cables and wires (Continued)
Cable and wire
Purpose / description