NEC Univerge SV8100 - Electra Elite IPK Terminals and Equipment

UNIVERGE SV8100 Issue 4.1
System Hardware Manual 2 - 23
5.5.4 Electra Elite IPK Terminals and Equipment
The voltage, current, and ring signal for the Electra Elite IPK Multiline
Terminals, Single Line Telephone equipment, and AP(A)-R/AP(R)-R
Units are listed below:
 Multiline Terminal
Voltage: -11 ~ -26 Vdc
Maximum Current: 250 mA
 Single Line Telephone
Standard 2500 Set: 500 type network
Nominal Current: 25 mA
Ring Signal: 56 Vac RMS @ 20 Hz
 SLTII(1)-U( ) ADP
Standard 2500 Set: 500 type network
Nominal Current: 30 mA
Ring Signal: 56 Vac RMS @ 20 Hz
 AP(A)-R Unit
Standard 2500 Set: 500 type network
Nominal Current: 30 mA
 AP(R)-R Unit
Standard 2500 Set: 500 type network
Nominal Current: 30 mA
Ring Signal: 56 Vac RMS @ 20 Hz
Acoustical characteristics meet Electronic Industry
Association (EIA) standard proposal SP-1286 and
standard EIA RS-470.