Panasonic KX-TD612E Installation Manual page 20

System Outline
Item
Station Loop Limit Digital Proprietary Telephones
Minimum Leakage
Resistance
Maximum Number
of Station
Instruments Per
Line
Ring Voltage
Primary Power
Backup Batteries
Central Office Loop
Limit
Environmental
Requirements
Door Opener
Second Ringer
Relay
External Relay
* Install the KX-TD61280 for expansion of ISDN (BRI) CO lines, KX-TD61281/KX-TD61283 for
expansion of an analogue CO line, and the KX-TD61260/KX-TD61261 for expansion of
doorphones.
* When an analogue CO expansion card is installed, the maximum connection of a doorphone or a
door opener is 1 for each.
System Data
Item
Operator
System Speed Dialling
Station Speed Dialling
Call Park Areas
Toll Restriction Classes
20
Single Line Telephones KX-TD7310/KX-TD7315
Doorphones
15,000
1 for a digital proprietary telephone or a single line telephone.
2 for by parallel connection of a digital proprietary telephone and a single line
telephone.
80 Vrms at 25 Hz depending on the Ringing Load
110 V AC-240 V AC, 50 Hz/60 Hz, 58 W (max.)
(When power is off by the power switch: 1.2 W)
Total voltage: 24 V DC
Maximum Current: 2.3 A
1,600 max.
0 °C-40 °C, 10 %-90 % relative humidity (no condensation)
60 V DC, 1 A (max.)/40 V AC, 1 A (max.)
60 V DC, 1 A (max.)/40 V AC, 1 A (max.)
60 V DC, 1 A (max.)/40 V AC, 1 A (max.)
Description
Maximum Quantity
2
500
10 per extension
10
8
40
600 including set
20
Installation Manual