ДСТУ EN 16452:2022 Железнодорожный транспорт. Тормоза. Тормозные колодки (EN 16452:2015+A1:2019, IDT)

ДСТУ EN 16452:2022
(EN 16452:2015+A1:2019, IDT)

Залізничний транспорт. Гальма. Гальмівні колодки

 
 
 
 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Abbreviations

5 Overall requirements

5.1 Deviations from requirements

5.2 Functions

5.3 Operational criteria

6 Acceptance procedure

6.1 Brake block performance requirements

6.2 Approval test requirements

6.3 Dynamometer specification

7 Category A requirements

7.1 Brake block characteristics

7.2 Dynamic friction performance

7.3 Static friction coefficient

7.4 Extreme winter conditions (freight wagons)

7.5 Locked brake (fusibility)

8 Category В requirements

8.1 Vehicle brake test

8.2 Dynamometer wear test (friction couple)

8.3 Dynamic friction performance

8.4 In service assessment

9 Category C requirements

9.1 Metal pick up

9.2 Influence on track circuit operation (shuntage)

10 Environmental issues

10.1 General

10.2 Noise

10.3 Odour

10.4 Smoke, fumes and sparkling

10.5 Recycling and disposal

11 Marking

Annex A (normative) Summary of Dynamometer test programs and acceptance criteria

Annex В (normative) General requirements for conducting dynamometer test programmes

Annex C (normative) Composite brake blocks (K) (2Bg - 2Bgu) - Demonstration of friction properties for S and SS (S/SS) - braked freight wagons (ν_max = 120 km/h)

Annex D (normative) Composite brake blocks (LL) - Demonstration of friction properties for S and SS (S/SS) - braked freight wagons (ν_max = 120 km/h)

Annex E (normative) Composite brake blocks (K) (1Bg) - Demonstration of friction properties for S and SS (S/SS) - braked freight wagons (ν_max = 120 km/h)