Digital Programmed Dispatching Machine

Features

This digital programmable private branch exchange utilizes digital communication technology, integrating the advantages of numerous models from both domestic and international markets. Compliant with the "Requirements for Automatic Exchanges to Enter the Network" issued by the Ministry of Information Industry of the People's Republic of China, it employs advanced microprocessors as the control core, with the main processor operating in hot standby and full decentralized control. The modular program design, along with large-scale digital integrated circuits, ensures high stability and reliability for the entire system. The system design is grounded in the national context and boasts technological innovation, surpassing other models currently available on the market. The computer operating interface is user-friendly and convenient, significantly superior to previous operating systems. It is widely applied in various industries such as telecommunications, railways, banking, hydropower, electricity, mining, oil, metallurgy, chemicals, and aviation.

Recoil characteristics

The system hardware employs ultra-large scale communication chips, DSP digital signal processing chips, FPGA programmable logic chips, ensuring low power consumption, high efficiency, long lifespan, and high reliability; it also achieves full thermal backup for common units with seamless switching; all unit boards support hot swapping; the system hardware features monitoring capabilities and automatic isolation upon unavailability or failure; critical relay routing can operate in a master voice mode; the system is equipped with three-tier lightning protection and has passed the K20 lightning protection test, fully meeting the special requirements of heavy lightning zones.

Robust scheduling capabilities

Enhanced scheduling features

＞Robust multi-priority forced insertion, forced disconnection, group forced insertion, and group forced disconnection

Comprehensive scheduling and monitoring capabilities

Full-duplex conference up to 128 participants

The system can support up to 200 simultaneous meetings (a mix of internal and external lines).

Inbound and outbound call waiting

＞Priority Call, Tiered Calling

Triple Glazing

2 sets of full substation encoding with lengths ranging from 0 to 20 bits

Relay专线 feature

Support for ringback or digital key来电显示 in all formats of ownership

Support mixed trunk No.1, No.7, PRI, ETSI, QSIG, No.1, R2

System Configuration