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
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UKAS 0249 Kenilworth, GB
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DAkkS D-K-18223-01-02 Ilmenau, DE
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Toni Technik Baustoffprüfsysteme GmbH Service Prüftechnik Kalibrierlaboratorium

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Railway brake — magnetic track brakes (U Kraft (WPM) Länge (WPM) a) nur Vor-Ort-Kalibrierungen Vickers hardness test (ISO 6507) + 3 more
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UKAS 6772 Ravensthorpe, GB
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UKAS 27642 Somerset, GB
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- Gleichspannung / Messgeräte 10 V; 100 V; 1000 V > 100 mV > 0,22 V + 3 more
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UKAS 8188 Sunderland, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248
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UKAS 0716 Gorton, GB
including dial and digital LENGTH (cont’d) Plain plug gauges (taper) ANCILLARY MEASUREMENTS Plain ring gauges (taper) + 3 more
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UKAS 0566 Jarrow, GB
Micrometers See Notes 3 and 5 See Note 6 Caliper length bars) – See Note 5 + 3 more
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RvA I167 Son En Breugel, NL
DIN EN ISO 17232 DIN EN 14960 NEN 3140 #EN ISO 5164:14 EN 1069 + 3 more
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TÜV NORD Systems GmbH & Co. KG Prüfstelle für Lufthygiene Prüfstelle für Kälte-, Klima und Wärmetechnik

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DAkkS D-PL-11120-04-00 Köln, DE
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DAkkS D-PL-11165-04-03 Berlin, DE
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DAkkS D-PL-14169-03-03 Nürnberg, DE
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RvA I297 Arnhem, NL
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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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