CEI EN 61511-3 : 2009
Current
The latest, up-to-date edition.
FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 3: GUIDANCE FOR THE DETERMINATION OF THE REQUIRED SAFETY INTEGRITY LEVELS
Hardcopy , PDF
English - Italian
01-01-2009
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, and abbreviations
Annex A (informative) - Risk and safety integrity - general
guidance
Annex B (informative) - Semi-quantitative method - event
tree analysis
Annex C (informative) - The safety layer matrix method
Annex D (informative) - A semi-qualitative method: calibrated
risk graph
Annex E (informative) - A qualitative method: risk graph
Annex F (informative) - Layer of protection analysis (LOPA)
Annex G (informative) - Layer of protection analysis using
a risk matrix
Annex H (informative) - A qualitative approach for risk
estimation & safety integrity level (SIL) assignment
Annex I (informative) -Designing & calibrating a risk graph
Annex J (informative) - Multiple safety systems
Annex K (informative) - As low as reasonably practicable
(ALARP) and tolerable risk concepts
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Gives the information on the underlying concepts of risk and the relationship of risk to safety integrity the determination of tolerable risk, a number of different methods that enable the safety integrity level (SIL) for the safety instrumented functions (SIF) to be determined the impact of multiple safety systems on calculations determining the ability to achieve the desired risk reduction.
| Committee |
CT 65
|
| DevelopmentNote |
Classificazione CEI 65-92. (03/2006) 1ED 2009 Edition is valid until 21-04-2020; and only available in combined English/Italian. (12/2017)
|
| DocumentType |
Standard
|
| Pages |
114
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Standards | Relationship |
| IEC 61511-3:2016 | Identical |
| EN 61511-3:2017 | Identical |
| IEC 61511-1:2016+AMD1:2017 CSV | Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming requirements |
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