ECAML-2657 EPABX Trainer
Telephone exchange an electroinc boon to the mankind serving from
decades for communication. Its one of the best combination of analog,
Digital & Mechanical circuits. The exchange technology has undergone
many phase of changes ever since its existence. ST2657 Automatic Telephone
Exchange Training / EPABX System forms the basic of telephone exchanges,
EPABX technology study. Both manual and automatic switching can be performed.
The functional blocks provides easy understanding of the woring of the system.
Visualizations of the switching and detections makes it unique. A DTMF Telephone
Trainer is supplied for better understanding of Telephony.
Technical Specifications
Number of inputs:2 Trunk/Direct Lines.
Number of extension: 4 Lines.
Technology: Cross Point Space Division (Microprocessor based)
Standard Features: Tones such as Dial, Busy, Ring etc.Dialing-DTMF and Pulse (Ratio 10 pps)
Program Memory: 64 kb EEPROM
Loop Resistance: Extension-600ohms,Co-line-1200 ohms.
Cross Talk Attenuation: less 70 dBm
Test points: More than 25 Nos.
Power supply: 230V 50Hz/ 60Hz on request
Power consumption: 40.25 VA (approx.)
No. of switched faults: 8
No. of test points: 38
Features that can be set: Line Hunting, Direct Access to trunk line, Redial, Line Status Indication,
Automatic call back, Do Not Disturb, Call Transfer, Call Pick Up, Direct Access Trunk call Forwarding,
Call parking, Conference, Hotline System,Extension Privacy,Call Transfer, Barge in.
Epabx Trainer Ecaml-2657
