UIC 546

Railway Electropneumatic Brake Systems

UIC 546 specifies technical requirements, testing procedures, and homologation conditions for electropneumatic braking systems and related devices used in passenger train rolling stock. Electropneumatic brakes provide rapid, coordinated braking across train consists by using electrical signals to control pneumatic brake application, improving safety and precision compared to traditional pneumatic systems. This standard ensures interoperability and safety of electropneumatic brake equipment across European rail networks. Accreditation for UIC 546 testing is essential for equipment manufacturers and railway operators deploying modern passenger train fleets with integrated brake control systems.

What it measures

  • Electrical signal transmission and response time
  • Pneumatic brake modulation and control precision
  • Brake force consistency across train consist
  • System reliability and fail-safe operation
  • Electromagnetic compatibility and durability
🇩🇪 DIN EN 61375-1 🇬🇧 BS EN 61375-1 🇫🇷 NF EN 61375-1 🇮🇹 UNI EN 61375-1 🇪🇸 UNE EN 61375-1 🇳🇱 NEN EN 61375-1 🇩🇪 DIN EN 14531-1 🇬🇧 BS EN 14531-1 🇫🇷 NF EN 14531-1 🇮🇹 UNI EN 14531-1 🇪🇸 UNE EN 14531-1 🇳🇱 NEN EN 14531-1
1,560 Accredited labs
17 Countries

Showing 251–275 of 344 labs

Public Health Wales – North Wales Microbiology Service F,W&E

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UKAS 1817 Bangor, GB
ISO 6579-1 ISO 15213-2 ISO 11290-1 ISO 7932 F100 based on BS EN ISO + 3 more
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Pullman Instruments (UK)

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UKAS 0683 Harrogate, GB
DC CURRENT Measurement DC VOLTAGE AC Current Generation DC RESISTANCE (cont’d) + 3 more
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Quality Consultants (NI)

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UKAS 2705 Dundonald, GB
(HSG 248) – 2021 (PCM) based on HSG 248 QSOP 03 based on HSG 248
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R-TECH Services

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UKAS 2594 Margam, GB
ÖNORM EN ISO 17637 BS EN ISO 15614-1:2017 ASTM A 370 DIN EN 10080 BS EN ISO 9015-1:2011 + 3 more
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RSK Environment

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UKAS 23462 Coventry, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248
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Ramcare

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UKAS 0505 Lancing, GB
DC CURRENT DC VOLTAGE thermometer Pt100 ROTATIONAL SPEED Generate + 3 more
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Renishaw

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UKAS 4312 Wotton-under-Edge, GB
volume (CMM’s)
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Rhopoint Metrology

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UKAS 0720 Birmingham, GB
(Steel and tungsten carbide) LENGTH (cont’d) pneumatic tyres (See Note 1) LENGTH (cont.) Plain plug gauges (taper) + 3 more
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Richard L Thomas Associates

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UKAS 0245 Denton, GB
(HSG 264, 2012) HSG 264 (2012) and Appx. 3 of HSG 227 (2004)) Appendix 5 of HSG 227 (2004))
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Riverside Environmental Services

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UKAS 4087 Hextable, GB
(HSG 248) – 2021 OP11 based on HSG 248 (PCM) based on HSG 248 OP04 based on HSG 248
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Riverside Environmental Services

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UKAS 0296 Hextable, GB
(HSG 264, 2012) Appendix 5 of HSG 227 (2004))
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S2 Partnership

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UKAS 27441 Elsworth, GB
(HSG 264, 2012)
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SARIA

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UKAS 2648 Doncaster, GB
AM-01 based on BS 4401:Part 1: AM-32 based on BS 4401:Part 4: AM-03 based on BS ISO 937:2023 AM-04 based on BS ISO AM-31 based on BS EN ISO + 3 more
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SATRA Technology Centre

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UKAS 0248 Kettering, GB
ISO 4931:1986 (withdrawn) ISO 3759:1984 (withdrawn) DIN EN 13759 DIN EN 12150-1 DIN EN ISO 15797 + 3 more
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SGS United Kingdom

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UKAS 0131 South Wirral, GB
Joint IP/ASTM methods marked IP 195*ASTM D1078 ASTM D847 by titration ASTM D848 ASTM D 1353 + 3 more
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SGS United Kingdom

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UKAS 0244 Broadlands, GB
(HSG 248) – 2021 ASB/SOP/OM8 based on HSG 248 (PCM) based on HSG 248
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SGS United Kingdom

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UKAS 4412 Colbourne Crescent, GB
CHEM014 based on BS 4401 based on BS 4401 Part 4:1970 CHEM018 based on BS 4401 CHEM023 based on BS 4401- ISO 6579-1 + 3 more
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SGS United Kingdom

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UKAS 1549 Bar Hill, GB
Method CBG-M-SOP-027 based on BS EN ISO AM01 based on BS EN ISO 4833-1: 2) Method CBG-M-SOP-038 based on BS ISO ISO 10272-2 Method CBG-M-SOP-007 based on BS EN ISO + 3 more
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SGS United Kingdom

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UKAS 0820 South Wirral, GB
MPV Thrombozytenvolume Gas meters Power meter method LENGTH Waterdraw Method + 3 more
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SGS United Kingdom

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UKAS 0032 Oldbury, GB
BS EN 286 - Simple unfired pressure BS EN 13445 Unfired pressure BS EN13480 Metallic industrial BS EN 12953 Shell boilers BS EN BS EN 12952 Water-tube + 3 more
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SML Laboratories

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UKAS 31703 Eastbourne, GB
Surveying) based on HSG 248
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SOCOTEC Asbestos

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UKAS 1089 Burton-on-Trent, GB
(HSG 248) – 2021 SCI/ASB/003 based on HSG 248 (PCM) based on HSG 248 SCI/ASB/001 based on HSG 248
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SOCOTEC Asbestos

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UKAS 0148 Burton-upon-Trent, GB
(HSG 264, 2012) 5 of HSG 227 (2004)
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Safe Gas Cylinders

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UKAS 4430 Swansea, GB
BS EN 1440:2016 + A1:2018 + EN ISO 23088:2020 Cylinders EN ISO 10460:2018 EN 14208:2004
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Safety Advice Centre

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UKAS 4103 Bangor, GB
M002based on HSG 248 (HSG 248) – 2021 (PCM) based on HSG 248
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Industries

Passenger rolling stock manufacturers Electropneumatic brake system suppliers Railway operators and fleet managers Railway vehicle certification and testing Rail infrastructure and safety authorities

Related Standards

  • UIC 544-1 Railway brakes — Braking performance
  • EN 61375-1 Railway applications — Train communication network (TCN) — Part 1: Fundamental principles
  • EN 14531-1 Railway applications — Safety requirements for the design of rolling stock

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