SSH EN 61508-2:2010

Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems

Scope

IEC 61508-2:2010 applies to any safety-related system, as defined by IEC 61508-1, that contains at least:<br /> - one electrical, electronic or programmable electronic element;<br /> - applies to all elements within an E/E/PE safety-related system;<br /> - specifies how to refine the E/E/PE system safety requirements specification, developed in accordance with IEC 61508-1, into the E/E/PE system design requirements specification;<br /> - specifies the requirements for activities that are to be applied during the design and manufacture of the E/E/PE safety-related systems except software, which is dealt with in IEC 61508-3.<br/> These requirements include the application of techniques and measures that:<br /> - are graded against the safety integrity level, for the avoidance of, and control of, faults and failures;<br /> - specifies the information necessary for carrying out the installation, commissioning and final safety validation of the E/E/PE safety-related system;<br /> - provides requirements for the preparation of information and procedures needed by the user for the operation and maintenance of the E/E/PE safety-related systems;<br /> - specifies requirements to be met by the organisation carrying out any modification of the E/E/PE safety-related systems.<br /> This second edition cancels and replaces the first edition published in 1998. This edition constitutes a technical revision. It has been subject to a thorough review and incorporates many comments received at the various revision stages. It has the status of a basic safety publication according to IEC Guide 104.<br /> <br /><span style='color:red'>NEW!</span> Also available: <a href='http://webstore.iec.ch/webstore/webstore.nsf/standards+ed/S+%20IEC%2061508%20Ed.%202.0?OpenDocument'> IEC Standards+ 61508:2010</a>, containing all parts, together with a commented Redline version. Changes made in this 2nd edition are highlighted and commented by a leading world expert. <br /><br />This publication is of high relevance for Smart Grid</a>.