Station Loop Lengths - Toshiba Strata CTX Series Installation And Maintenance Manual

Station Loop Lengths

In a single site installation, the Base and optional Expansion Cabinets must be placed within the
allowed maximum distance of each other as designated by
Table 1-16 Station Loop Lengths
DKT3000 or DKT2000-series
Standard telephones, voice mail, standard single line
telephone device, etc.
1. When the system is powered by backup battery, range may be less as the backup battery is discharged.
2. See manufacturer's product specifications for exact resistance of device.
DKT3000-series telephone loop limits are in
Table 1-17 Loop Limits for DKT3000-series Telephones
Telephone/Device
DKT3000-series or DKT2000-series models,
DKT with BVSU or DVSU or
DKT with BHEU or HHEU
DKT with BPCI
DKT with BPCI + BHEU
DKT with DADM3020 or DADM2020 (1 ADM)
DKT with DADM3020 or DADM2020 (2 ADMs)
DDCB3A
Strata CTX28 I&M 3/05
1
Mode
Table 1-16
Maximum line length (24 AWG)
1000 ft. (303m)
Approximately 3000 ft. (909 m) with 150 ohm device.
Table 1-17.
Power Supply Unit (PSU)
or Battery Backup
PSU
Battery Backup
PSU
Battery Backup
PSU
Battery Backup
PSU
Battery Backup
PSU
Battery Backup
PSU
Battery Backup
CTX28 Installation
Station Loop Lengths
2
Maximum line length
(24 AWG)
1000 ft. (303m)
675 ft. (204m)
1000 ft. (303m)
500 ft. (151m)
1000 ft. (303m)
500 ft. (151m)
675 ft. (204m)
165 ft. (50m)
500 ft. (151m)
33 ft. (10m)
1000 ft. (303m)
165 ft. (50m)
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