BS ISO 15500-4:2020

This standard BS ISO 15500-4:2020 Road vehicles. Compressed natural gas (CNG) fuel system components is classified in these ICS categories:

• 43.060.40 Fuel systems

This document specifies tests and requirements for the manual valve, a compressed natural gas (CNG) fuel system component intended for use on the types of motor vehicles defined in ISO 3833.

This document is applicable to vehicles (mono-fuel, bi-fuel or dual-fuel applications) using natural gas in accordance with ISO 15403-1.

It is not applicable to the following:

1. liquefied natural gas (LNG) fuel system components located upstream of, and including, the vaporizer;

2. fuel containers;

3. stationary gas engines;

4. container-mounting hardware;

5. electronic fuel management;

6. refuelling receptacles.