JA222 – Electronic buzzers

Signalling for intermittent automatic train-running control and dead-man equipment, multi-level adjustment of frequencies and volume, 3 frequency ranges for Germany, France and Italy

Electronic buzzer JA222

The electronic buzzer is a warning device designed for use in rail vehicles. The rugged device has a dynamic speaker. There are four settings for volume and three settings for sound frequency.

Features

  • Signalling for intermittent automatic train-running control and dead-man equipment
  • Wide range of operating voltages: 16.8 … 150 V DC
  • 4 sound levels selectable
  • 3 sound frequencies selectable

Specifications

Electronic buzzer JA222
Sound level, distance 1m86, 94, 104, 110 db(A)
Pitch340, 550; 400, 900; 3,000 Hz
Nominal voltage24 ... 110 V DC
Nominal current300 mA
Ingress protection rating, IEC 60529IP20
Ambient temperature range Tu-25 °C ... +70 °C
StandardsEN 50155

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