0

ISO 21780:2020

Road vehicles — Supply voltage of 48 V — Electrical requirements and tests ISO 21780:2020

Publication date:   Aug 3, 2020

General information

90.93   Standard confirmed   Jun 29, 2026

ISO

ISO/TC 22/SC 32 Electrical and electronic components and general system aspects

International Standard

43.040.10   Electrical and electronic equipment

Buying

Published

Language in which you want to receive the document.

Scope

This document covers requirements and tests for the electric and electronic components in road vehicles equipped with an electrical system operating at a nominal voltage of 48 V DC.
This includes the following:
— general requirements on 48 V DC electrical systems;
— voltage ranges;
— slow voltage transients and fluctuations (not including EMC).

Life cycle

NOW

PUBLISHED
ISO 21780:2020
90.93 Standard confirmed
Jun 29, 2026




Access Genorma App Everywhere

Get fast and easy access to top European and International standards (EN, ISO, IEC) via your mobile phone, tablet or the web.

Google Play App Store Web Version