Karel DS200, Техническое справочное и монтажное руководство

Страница: 21 / 222

DS Series PBX Technical Reference And Installation Guide
11
I.4. DS200L
The system hardware consists of TW200 (Tower200) towers, the PCU200 (PC Unit) Block,
the DCC Block, a network switch, power inverter and the external power block ( if SPS200 is
not used). In the figure below, DS200L system in a 6-rack and 19” cabinet is illustrated.
(There are 2 TW200 towers in the figure).
Fundamental differences of the DS200L system from the DS200 system are briefly as
follows:
•
DS200L has high capacity up to 32000 ports,
•
The PCU200 Block fulfills the tasks of the CPU200 card,
•
DS200L has the DCC Block for high capacity switching,
•
The units communicate over LAN with TCP/IP protocol,
•
It is necessary to install Utility 4E1 cards on UTIL200 cards,
•
It is possible to utilize the CC cards in main racks, instead of the CPU200 card ,
•
External power block is utilized instead of the SPS200 power supply at high
capacities,
•
DS200L utilizes power inverter and network switch.