FIELD: electrical communications. SUBSTANCE: novelty is that command input unit, switching field unit, time sensor, second matching unit, automatic channel and switching field condition monitoring unit, light display unit, remote data input unit, indicator control unit, and workstation units are newly introduced in device and interconnections between all known units are changed to provide for automatic visual display of data on condition of channels and switching components at every time moment, as well as for communication over trunk assembled for remote control of channel switching and allocation from external operators workstations. EFFECT: reduced channel switching and allocation time. 1 cl, 1 dwg
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