NBN EN 13012:2021

This document specifies safety and environmental requirements for the construction and performance of nozzles to be fitted to metering pumps and dispensers installed at filling stations and which are used to dispense liquid fuels and aqueous urea solution into the tanks of motor vehicles, boats and light aircraft and into portable containers, at flow rates up to 200 l · min-1.
This document applies to fuels of subdivision Group IIA according to EN ISO/IEC 80079-20-1 and also aqueous urea solution according to ISO 22241-1. The requirements apply to automatic nozzles dispensing liquid at ambient temperatures from -20 °C to +40 °C with the possibility for an extended temperature range.
This document does not apply to equipment dispensing compressed or liquefied gases.
This document does not include any requirements for metering performance. Vapour recovery efficiency rates are not covered in this document.