Loop Limits - Toshiba Strata CTX Series Installation And Maintenance Manual

Loop Limits

This section provides the maximum loop lengths for connection of telephones, lines, peripheral
equipment, and power supplies. The following information applies to only the Strata CTX28
system (see Table
Table 1-14 Digital Telephone/DIU/DDSS Console/ADM/Loop Limits
Mode
DKT3000-series or DKT2000-series
models, DKT with BVSU or DVSU or
BHEU or HHEU.
DKT with BPCI
DKT with BPCI and BHEU
DDSS3060 or 2060
DDCB3A
BATI, RATI
DKT with 1 ADM
DKT with 2 ADMs
1. Battery backup applies to instances when the system is being powered by batteries exclusively.
2. Digital cable runs must not have the following:
Cable splits (single or double)
Cable bridges (of any length)
High resistance or faulty cable splices
Strata CTX28 I&M 3/05
1-14).
CTX28 KSU or
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
CTX28 KSU
Battery Backup
Maximum line length (24 AWG)
1 Pair
1
feet meters
external power
1000 303
695 204
1000 303
500 151
1000 303
500 151
1000 feet
1000 303
303 meters
675 204
165 50
500 151
1000 303
1000 303
675 204
165 50
500 151
33 10
CTX28 Installation
Loop Limits
1 Pair plus
2
1-25