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Railway EN50155 Emergency Intercom

The Ermetris Passenger Emergency Intercom allows user-friendly communication between passengers and train staff, driver or ground station.

It’s designed for ready-to-use professional high availability train borne IP systems.

It’s designed to withstand the mechanical, electrical and environmental stress encountered in metro, train or tram installations.

A wide operating temperature range ensures reliable operations from -25° to +70°C continuous.

The communication happens in full duplex mode via VoIP custom or SIP:  the audio streaming, compressed  in MP3 format, requires a very limited bandwidth allocation, allowing a flowing conversation also in low priority connections. Easy installation: deployment, installation and set-up are easy thanks SNMP protocol.

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Category:

Product description

Technical specification

Railway EN50155 Emergency Intercom , General features

  • Pushbutton, lever or external activation
  • Green LED: Ready
  • Red LED: Busy

Technical specification

  • 1 Ethernet interfaces with M12 connector
  • MP3, G711, G.722, PCM Encoding
  • AACplus, MP3, Ogg Vorbis, G.711, G.722, PCM linear Decoding
  • Shoutcast/Icecast Source capability
  • Audio Level Supervision with SNMP Trap generation
  • IP Streaming via TCP, UDP, RTP, Multicast
  • Embedded, robust OS, IP stack with support for TCP/IP,

UDP, RTP, SIP, DHCP, Multicast/IGMP

  • Integrated web server (control/configuration)

Power supply

  • Power over Ethernet IEEE 802.3 af compliant with EN50155
  • Consumption: 12W max

Physical characteristics:

  • 132 x 200 x 45,1 mm (L x H x D)

(can change according to the project customization)

  • Front panel: aluminium

Environmental characteristics:

  • Operating temperature range: -25 to +70°C EN50155 class T3
  • Ingress protection rate: IP32 (front)

See our other Public Address products