DEHNvario protects electroacoustic systems

Compact DIN rail mounted arrester: Lightning and surge protection for electroacoustic systems with easy and fast conductor connection

The DEHNvario DVR 2 BY S 150 FM combined arrester protects electroacoustic systems (e.g. voice alarm or loudspeaker systems) from lightning effects and surges. The performance parameters of the arrester ensure that electroacoustic systems can be operated during thunderstorms.

DEHNvario DVR 2 BY S 150 FM

  • For installation in conformity with the lightning protection zone concept at the boundaries from 0to 2 and higher
  • High discharge capacity up to 2.5 kA (10/350 μs) per core
  • Fast installation without tools thanks to plug-in design
  • Integrated remote signalling contact 
  • Optional direct or indirect shield earthing


  • Fast connection without tools thanks to plug-in design, cable cores can be easily released at the push of a button
  • Vibration-proof fixing of the terminal unit, easy removal of the terminal unit ensures fast arrester replacement
  • Clamping range from 0.2 to 1.5 mm2, solid and flexible, integrated test opening
  • Lightning current carrying earthing contact via the DIN rail

Have you got any questions? Contact us.


Phone: 01484 859111

Fax: 01484 859222

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