DIN 25008 establishes standardized acoustic measurement procedures for evaluating noise emissions from railway vehicles and their components, including silencers and mufflers. This test quantifies airborne and structure-borne noise sources on trains, trams, and rail infrastructure to assess compliance with EU noise limits for rail transport. Railway manufacturers, operators, and suppliers require accredited testing to validate noise reduction technologies and demonstrate regulatory compliance. Accreditation ensures consistent measurement methodology across the rail industry, supporting fair comparison of technologies and verification of type-approval requirements. This standard is essential for achieving EU noise targets for rail transport.
What it measures
Pass-by noise levels from railway vehicles
Silencer/muffler attenuation effectiveness
Stationary noise from train sources
Frequency spectrum of railway noise
Structure-borne noise transmission
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DIN EN ISO 3095
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BS EN ISO 3095
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NF EN ISO 3095
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UNI EN ISO 3095
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UNE EN ISO 3095
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NEN EN ISO 3095
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DIN EN 15461
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BS EN 15461
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NF EN 15461
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UNI EN 15461
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UNE EN 15461
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NEN EN 15461
cartridges, based on HTM 20309.201 to 9.212 and BS EN ISO35 °C/3 days based on HTM 2030section 9.201 to 9.212, BS ENISO 15883-1:2009 6.4.2.3 and+ 3 more
Railway rolling stock manufacturingRailway infrastructure and operationsSilencer and noise control equipment suppliersEnvironmental regulatory complianceRolling stock modernization and retrofit
Related Standards
ISO 3095Railway applications – Acoustics – Measurement of noise emitted by rail bound vehicles
EN 15461Railway applications – Noise emission – Characterisation of the rail freight wagon pass-by noise
ISO 4871Acoustics – Declaration and verification of noise emission values of machinery and equipment
Scope