BS EN ISO 12100-2:2003.Safety of machinery – Basic concepts, general principles for design – Part 2: Technical principles.
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The primary purpose of ISO 12100 is to provide designers with an overall framework and guidance to enable them to produce machines that are safe for their intended use. It also provides a strategy for standard makers
The concept of safety of machinery considers the ability of a machine to perform its intended function during its lifecycle where risk has been adequately reduced.
Download:BS EN ISO 12100-2:2003