Product manual

Product specifications, System boards
Technical Product Manual - DCT1800-GAP
TD 92093 (1/LZBNB 103 108 R4D) / 2006-03-09/ Ver.C
© 2006
11
Chapter 5 System boards
5.1 Line Termination Unit, LTU2 – REX-BRD0019 (ROFNB 157 25/2)
Applicable countries
1
EC and EFTA countries : For PSTN (Centrex) connection
For PBX connection and TBR21 is required
Compliance to European regulations and standards
CE marking :
CE regulation : 99/5/EEC, Radio- and Telecommunications Terminal equipment
(RTTE)
: 93/68/EEC, CE marking directive
PSTN/PBX attachment : TBR21
: All applicable Advisory Notes of the Analogue Type Approval
Advisory Board (dependent on sales area).
Compliance to non-European regulations and standards
Applicable standards dependent on sales area.
Safety : IEC 60950, AS/NZS 3260, ACA TS001
Transmission performance : ITU-T Recommendation G.712
Environmental
Temperature
Operating : 0 to 70 °C
Storage : −40 to 70 °C
Relative humidity : 20 to 80% RH, non condensing
General specifications
Length x width x height : 344 x 192 x 20 mm
Weight : 430 grams (excl. packaging)
Telephone line interface specifications
Type : Supplementary insulation conform EN 60950
Working voltage : 250 Vrms
Insulation voltage : 1.5 kVac between line and secondary circuitry
DC characteristics
Range of line current : 60 mA max.
On-hook equivalent resistance : > 9 MΩ between wires a and b for up to 200 Vdc
Resistance to earth (in quiescent
and loop state) : > 1 GΩ between wires a/b and E-wire for up to 250 Vdc
AC characteristics
On-hook impedance : Software programmable 600 Ω or complex
Off-hook impedance : See ’Ringing detection’
1. For more information, see section ’Safety and regulatory information’