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Double-way communication and announcements between manager’s panel boards, telephone set, double-way communication devices in accordance with the set priorities.
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Double-way communication and announcements with and without transmission to the loudspeaker announcement line.
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Double-way communication and announcements in “loud”, “quiet”, “daytime”, “nighttime” modes.
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Integration organization of double-way fleet communication and loudspeaker warning equipment (SDPS-MDE) into distributed systems via digital E1 streams.
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Connection to the Centralized Warning System (STsO) via Ethernet network or nine-wire interface.
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Transmission of announcements from external sources of audio-signals.
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Connection to the external Automatic Telephone Station (ATS).
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Broadcast of voice messages that were previously recorded following the order from dispatcher panel board or the internal control command.
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Automatic redundancy of amplifiers following the scheme «N+N», «N+0»,«3+1».
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Control of primary voltage 220 V and shut down followed by automatic switch-on of double-way fleet communication and loudspeaker warning equipment (SDPS-MDE) in emergency operation (more than 280 V).
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Switch-off of primary voltage 220 V following the signal of the external fire alarm system.
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Switch-off of primary voltage 220 V following the signal of the external remote switching control system.
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Monitoring and administration of equipment via Ethernet interface or USB.
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Continuous resistance control of all loudspeaker announcement lines.
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Control of any loudspeaker warning lines with the help of an in-built or external loudspeaker.
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Operation with or without an external input-protection device.