standards comparison: usa and europe
Post on 02-Jan-2016
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Europe and US maintain distinct machine safety standards, but a migration is beginning.
National laws of the European Union (EU) require that machines meet Essential Health and Safety Requirements (EHSR)
All new machinery must fulfill the same legal requirements when supplied throughout the EU.
Defines the Essential Health & Safety Requirements (EHSR)
Ensures that a machine is designed and constructed to be safe so that it can be used, configured, and maintained throughout all phases of its life, causing minimal risk to people and environment
ISO – International Organization for Standardization
IEC – International Electrotechnical Commission
Making Machines Safe
Defines How to Determine Performance Level (PL) and How to Verify Achieved PL within a System
Designing Electrical Safety Systems
Defines Safety Integrity Level (SIL)
Achieving and Managing Functional Safety
Safety Plan
1. Assessment and Risk Reduction2. Establish Safety Function
Requirements3. Implement Functional Safety4. Verify Functional Safety5. Validate Functional Safety6. Document Functional Safety7. Prove Compliance
Allen-Bradley: Principles, Standards, & Implementation
Schneider Electric: Safe Machinery Handbook`
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