63E1 SDH multiplexer synthesizing type 

It is a new generation multi-services transmission and access device based on SDH technologies. It’s function models design adopts G.783 suggestions and provides complete monitor, access, protection, network management and Ethernet access function. It can provide 2 STM-1 uplink interfaces and 63 E1 interfaces, adopts modular structure design for flexible service configurations according to different requirements. It can be used as service access and transmission devices on access layer in the data traffic networks, adopts SNMP network management platform which provides grades powerful management based on Service/Client end mode.

Product Description

It is a new generation multi-services transmission and access device based on SDH technologies. It’s function models design adopts G.783 suggestions and provides complete monitor, access, protection, network management and Ethernet access function. It can provide 2 STM-1 uplink interfaces and 63 E1 interfaces, adopts modular structure design for flexible service configurations according to different requirements. It can be used as service access and transmission devices on access layer in the data traffic networks, adopts SNMP network management platform which provides grades powerful management based on Service/Client end mode.

Characters
                 ■High-integration, modularized design.
                  ■Provide 2 STM-1 uplink interfaces.Provide 1+1 channel protection, realize fast protection switching. 
                  ■63 E1 interfaces
                  ■Complete clock function, provide clock tracking and holding functions. 
                  ■2.048Mbit/s external synchronous signal input/output.
                  ■Clock resource can select line clock, external clock or free-run.
                  ■Via SNMP network management system, user can do operations for device and network formed by it and the                     operations include configuration, maintenance and monitor.
                  ■Network management can realize five major functions included: configuration alarm, performance,     
                    maintenance and security which satisfy with ITU-T suggestions.
                  ■Provide Console interface, support local management via serial port on PC. 
                  ■For Ethernet service, GFP and LAPS technology is used, have LCAS  function. 
                  ■Supports hot-plug.
                  ■It can be used as TM or ADM.

Parameters

    Environmental requirements

               Operating temperature: 0~50 deg.

               Deposited temperature: -20~70 deg.

               Relative humidity;

 Power

               Power supply mode: AC220V,  AC110V or DC-48V
               Power DC-48V: input range DC-36V~DC-72V
               Power AC220V: input range AC180V~AC260V
               Power AC110V: input range AC90V~130V
               Power consumption:

    Optical interface performance index

            Optical interface performance index complies with ITU-T G.957/G.958 
            Work wave length: 1310nm
            Rate: 155.520Mb/s±4.6ppm
            Fiber type: ITU-T G.652/G.653, SM Transmission distance: 0～120Km for option              
            Receiving sensitivity:

     E1 interface

            Complies with ITU-T G.703 
            Data rate: 2048kbit/s Code: HDB3
            Impendence: 75ohm unbalanced, 120ohm balanced for option 
            Jitter characteristic: complied with ITU-T G.742, ITU-T G.823

Dimensions

        1U/19 inch: 483*326*44mm