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CLC IEC/prTS 61508-3-1

Functional safety of electrical/electronic/programmable electronic safety-related systems – Part 3-1: Software requirements – Reuse of pre-existing software elements to implement all or part of a safety function CLC IEC/prTS 61508-3-1

General information

10.60   Close of voting   May 1, 2026

CENELEC

CLC/TC 65X Industrial-process measurement, control and automation

Technical Specification

Scope

This Technical Specification presents requirements by the application of which pre-existing
software elements may be claimed to be proven-in-use for all or a part of safety function(s) of
SIL1 or SIL 2.

Life cycle

NOW

IN_DEVELOPMENT
CLC IEC/prTS 61508-3-1
10.60 Close of voting
May 1, 2026

Relations

Adopted from IEC/TS 61508-3-1:2016 IDENTICAL




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