Acoustic Checks on Safety Equipment
Evaluate the audibility of sound-based safety equipment for its type approval.
Tests objectives
Measure sound levels of shunting whistles, detonators and audible warning devices
Tests facilities
- Sound level meters (Class 1)
- Multichannel data acquisition system
Accreditations
ISO/IEC 17025 awarded by COFRAC
Testing norms
EN 15153-2 – External visible and audible warning devices for high-speed trains – Part 2: Warning horns
EN ISO 7731 – Danger signals for public and work areas – Auditory danger signals
UIC 643 – Regulations regarding the audibility of shunting whistles and detonators in the driving compartments of powered units
UIC 644 – Warning devices used on tractive units employed on international services
Technical Specifications for Interoperability
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ALSTOM
BOMBARDIER
DB SCHENKER RAIL
RATP
SIEMENS
VOSSLOH