Aastra Ascotel IntelliGate 2025 - 6 Connecting the PBX

Ascotel IntelliGate 2025/2045/2065
Part 4 Connecting the PBX 743
6 Connecting the PBX
There are two possibilities for connection to the telephone network and the sub-
scriber-side cabling:
• Direct connection via pillar terminal blocks (see Fig. 4.28)
• Indirect connection using prefabricated cables (see Fig. 4.31)
Fig. 4.27: Direct connection (left) and indirect connection (right)
Most expansion cards accommodate both connection variants. The table below
provides an overview of existing possibilities:
Tab. 4.14: Connectors and terminals
Expansion card / mainboard Number of 16-pin connectors for
16-wire cable
Number of quad
two-conductor pillar terminal
blocks
SC-04AD2 1
1)
2
SC-08AD2 1 4
SC-16AD2 2 8
SC-24AD2 3 --
SC-32AD2 4 --
SC-04AB 1
1)
2
SC-08AB 1 4
SC-16AB 2 8
ISDN-04ST 1 4
ISDN-08ST 2 8
TC-04AB 1
1)
2
Main distri-
bution board
PBX
NT1
NT1
haz1111aaena0
PBX
NT1
NT1
haz1110aaena0