BS ISO 15501-1:2016+A1:2021

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Road vehicles. Compressed natural gas (CNG) fuel systems – Safety requirements

Published By	Publication Date	Number of Pages
BSI	2021	24

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Categories: 43.060.40 - Fuel systems, BSI

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This document specifies the minimum safety requirements applicable for the functionality of CNG on-board fuel systems intended for use on the types of motor vehicles defined in ISO 3833. This document is applicable to vehicles using compressed natural gas in accordance with ISO 15403, including mono-fuel, bi-fuel or dual-fuel applications, original-production and converted vehicles.

All matters relating to the skills of installers and converters have been excluded from this document.

PDF Catalog

PDF Pages	PDF Title
2	National foreword
6	Foreword
7	Introduction
9	1 Scope 2 Normative references
10	3 Terms and definitions
11	3.7 Vehicle mass 3.8 Vehicle categories
12	4 Requirements 4.1 Design 4.1.1 General
13	4.1.2 Components
15	4.2 Refuelling connection 4.2.1 General 4.2.2 Receptacle location 4.2.3 Receptacle mounting 4.2.4 Minimum receptacle clearance
16	4.3 Leakage control
17	4.4 Mounting of the cylinders
18	4.5 Heat protection 4.6 Minimizing risk of gas ignition 4.7 Venting system
19	5 Instruction for use 6 Marking
20	Annex A (informative) Technical solutions to functional requirements
21	Annex B (informative) Compressed natural gas (CNG) on-board fuel systems
23	Bibliography