IEC 63027:2023 ED1

Photovoltaic power systems - DC arc detection and interruption IEC 63027:2023 ED1

Publication date:   May 3, 2023

General information

60.60 Standard published   May 3, 2023

IEC

TC 82

International Standard

27.160   Solar energy engineering

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Scope

IEC 63027:2023 applies to equipment used for the detection and optionally the interruption of electric DC arcs in photovoltaic (PV) system circuits. The document covers test procedures for the detection of series arcs within PV circuits, and the response times of equipment employed to interrupt the arcs.
The document defines reference scenarios according to which the testing is conducted. This document covers equipment connected to systems not exceeding a maximum PV source circuit voltage of 1 500 V DC. This document provides requirements and testing procedures for arc-fault protection devices used in PV systems to reduce the risk of igniting an electrical fire.

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PUBLISHED
IEC 63027:2023 ED1
60.60 Standard published
May 3, 2023