Fibre management systems and protective housings to be used in optical fibre communication systems - Product specifications - Part 3-1: Fibre management system, splice wall box, for category C & G; German and English version prEN 50411-3-1:2021

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 18: DC EV supply equipment monitoring device

Electric vehicle conductive charging system - Part 23-4: Portable DC EV supply equipment