●     Standard 19 inch, 6U height

●     One network management slot, twelve user board slots, two power strip slots

●     Flexible group network, different capacity and different kind operation cards can be mixed insert to

●     High density ports, up to 12 light directions and 96 E1 capacity

●     Meet EMC design

●     Offers alarm fan-out

●     Inside installation special high frequency switch power of communications, provides power failure indication

●     220 V AC or -48V DC power supply, supports double redundant power of Plug-and-Play installation

●     Supports excessive electric current or voltage defencive function.

●     Double redundant power supports LOAD SHARING working manner, switch in no time

●     Output ripple of power less than 40mV

●     All chassis support ground protection

Technologies reference

●     Operation slot: 12 pieces

●     Operation board: 4E1/8E1

●     Fiber interface: SC, FC or ST optional

●     Light source: single-mode 1310nm/1550nm

●     Transmission Light Power: ≥－12dBm

●     Receiving sensitivity: ≤－37dBm

●     Transmission code: 4B5B

●     Light port rate (Mbps): 21.12Mbit/s

●     Optical line code: HDB3

●     Date rate: 2048Kbps

●     Tolerance: ±50ppm

●     Interface standard: ITU－TG.703

●     Line impedance: 75ohm(unbalance)

●     Connector: BNC

●     Indicator:

PWR: Power Indicator

BER: Bit Error Rate Indicator

RMA: Remote End Equipment Indicator

LOF: Near End Frame Indicator

RNL: Near End Optical Fiber Receive Indicator

PHONE: Office Phone Indicator