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DIN VDE 0638 VDE 0638:2026-04

Low-voltage switchgears, fuse-switch-units, D0-System

Class/Status: Standard, valid
Released: 2026-04
VDE Art. No.: 0600557

This document applies to air-switching switch-fuse units, hereinafter referred to as switchgear, for a rated operational current of up to 100 A and a rated operational voltage of 400 V AC. The switching devices are designed to accommodate line protection fuse-links of the D0 system in accordance with DIN VDE 0636-3 (VDE 0636-3).