Pftu Wiring - Vodavi Starplus Triad 1/2/3 Installation Manual

2-72
Power Failure Transfer Wiring
The PFTU is wired from the 25-pair connector to the MDF, cross
connected to the CO Line inputs from the telephone company, to the CO
Line inputs of the system, and to Power Failure SLTs. The basic
connections are shown in
given in
shown in the figure.
Figure 2-30
Table 2-12. Note that the SLT may also be connected to a SLIB as
CO L1
CO L2
LCOB
SLT
SLIB24
Subscriber
Figure 2-30: PFTU Wiring
and the connector configuration is
MDF (PFTU)
1
COR1-IN
26
COT1-IN
2
COR1-OUT
27
COT1-OUT
3
TEL1-R
28
TEL1-T
4
SLIB1-R
29
SLIB1-T
System Wiring