Toshiba Strata DK 280 Installation Manual page 42

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N. DPFT Unit:
The DPFT provides a means to connect eight selected CO lines to standard telephones in the event of a
power failure (each DPFT requires an RSTU or PSTU PCB). There
installed, provided that the system power factor is not exceeded.
0. MDFB (Door Phone):
The MDFB plugs into the DDCB or HDCB control box to provide a door phone. Three MDFBs can be
connected to each DDCB or HDCB. The MDFB may also be connected to the HESB amplifier/speaker to
P. RPCI-DI:
Digital telephones must be equipped with a RPCI-DI to transmit and receive voice and data calls and/or
interface with an Application Program Interface (API) personal computer.
RBDB Battery Box: Required when connecting reserve power batteries to three or more cabinets (wall or
floor mount-see Chapter 3-Cabinet Installation, Figure 3-23
R. RCCB (refer to Table 1-7):
RCCB conduit box is required for floor mount installations of three or more cabinets (see Chapter 3-Cabinet
installation, Figure 3-21 and 3-22).
S. RFlF (refer to Table 1-7):
RFlF floor mount kit is required when
Installation, Section 3.5).
RPSB power strips may be required if installing two or more cabinets (see Chapter 3-Cabinet Installation,
Figure 3-20).
1-30
Configuration Guide (continued)
DPFT
Actual
2000-series DKTS
for
RBDB
floor
mounting any number of cabinets (see Chapter 3-Cabinet
is no limit to the number of DPFTs
0
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3-26)
January 1996