Center SDH:SCS-155C

Detailed Product Description

Features

Hardware system features
--MADM or TM equipment with 6 optical interfaces at the STM-1 rate
--Maximum support 231 E1 circuits
--Access way E1 and sharing way DS3 ethernet connecting mode
--Support VC12 and VC3 cross-connect
--Support access and son net protection ,the protection change time is better than the international

   standard.
--The official telephone system support far calls and meeting calls in hardware state, supports 99 stations

   at most.
--It can set up circle form,tree form and mesh form transmission network with the same type of equipment,

   single plank mode ADM .
Network management features
--Users can connect local network workstation use 10/100Base ethernet interface or RS-232 interface.
--Based on PC it's easy to manage all the son nets and you can manage the equipment through the internet.
--This system can be easily updated for it's based on the TCP/IP agreement
--The sofeware is well designed and it's easy for the operators to understand.
--Chinese voice alarms ,simplifying the equipments warning manifestation, convenient usage maintenance.
--Alarms and performance records reserve properly even when the power lost the records won't miss.

Technical parameters

Equipment Size and weight
--Size : 481mm (L) x 374mm (W) x 298mm (H)
--Weight : 10.850Kg
Environmental requirements
--Power : -48 VDC+10%
--Working temperature :0∼45
--power consumption:70W±10%
--Humidity:≤90%(no condensed)
--Atmospheric pressure : 70~106 Kpa
--Storage conditions of temperature : -20∼70
--Air environment:non-corrosive solvents gas, no dust, no strong electromagnetic fields near
STM-1 optical interface
-- Rate : 155.520Mb/s+4.6ppm
--Standard:ITU-T G.957/G.958
--medium type:ITU-T G.652/G.653, singlemode
--Working wavelengths : 1310nm (optional 1550nm, make a statement before your order)
--No relay transmission distance :50Km(optional 70~100Km transmission distance ,make a statement

   before your order)
--Sensitivity: -36dB or better
--Interface: S-1.1 (optional S-1.2, L-1.1, L-1.2 ,make a statement before your order)
Interface of the E1 branch
--Rate : 2.048Mb/s+50ppm
--Code type : HDB3
--Standard:ITU-T G.703
--Interfaces : high-density 2mm connectors
--Impedance :75Ωnon-equilibrium(120Ω balance mode available)
--Samantha:Samantha meet ITU-T G. 823 standard
Interface of the E1 branch
--Rate : 10M
--Mode: half/full auto change
--standard:IEEE 802.3
--Interface:RJ-45
REF
--Standard:ITU-T G.813/783
--Import : T1,T2,T3
--Export : T4
--Functions : support SSM,with tracking, maintenance and free oscillation modes
--Interface : RJ-45
RS-232
-- Rate :19200b/s,odd check,8 data bits,one stop bit
--Interface : RJ-45
NMU
-- Rate : 10/100M purpose
--Mode :half/full atuo changed
-- Interface : RJ-45
Expanded network interface
--Rate : 2.048Mb/s+50 Ppm
--Impedance : 120Ω
--Interface : RJ-45