Discontinuation type

Intercom amplifier insert

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Functions at a glance

  • Busch-AudioWorld® system amplifier.
  • For individual volume control.
  • With switchover between radio and external music source.
  • For switching of the central radio channel.
  • With voice button and integrated microphone for spoken messages to other Intercom amplifier inserts (8212 U).
  • Optional deactivation of announcements (do not disturb).
  • For mono/stereo operation.
  • With automatic loudness function.
  • Optional automatic switch-off after 30 min. (Sleep function).
  • Rated voltage: 15 V-
  • Protection class (device): IP 20, SELV
  • Mounting depth: 33 mm
  • No claw. Screw-fixing via keyholes.
  • RAL colour number: 7021
Dimensions
Wiring diagram
Amplifier unit 8211 U and intercom amplifier unit 8212 U with loudspeaker unit 8221 U or built-in loudspeaker 8222EB.