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DIN EN IEC 61557-1 VDE 0413-1:2025-09

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 1: General requirements

(IEC 61557-1:2019 + AMD1:2024); German version EN IEC 61557-1:2021 + A1:2024
Class/Status: Standard, valid
Released: 2025-09
VDE Art. No.: 0400712

Note: You can pre-order this document (delivery subject to availability). Valid from 2025-09-01.

This part of IEC 61557 specifies the general requirements applicable to measuring and monitoring equipment for testing the electrical safety in low-voltage distribution systems with nominal voltages up to 1 000 V AC and 1 500 V DC. When measuring equipment or measuring installations involve measurement tasks of various measuring equipment covered by this series of standards, then the part of this series relevant to each of the measurement tasks is applicable.