Fibre optic interconnecting devices and passive components - Performance
standard - Part 061-2: Non-connectorized single-mode fibre optic
pigtailed isolators for category C - Controlled environments
Amendment 1 - Electric motor-operated hand-held tools, transportable
tools and lawn and garden machinery - Safety - Part 2-3: Particular
requirements for hand-held grinders, disc-type polishers and disc-type sanders