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ANSI B11.27-2020

Safety Requirements for Electro Discharge Machines

This standard specifies safety requirements and/or risk reduction measures, applicable to Electro Discharge Machine (EDM) equipment and EDM systems, such as: (a) manually controlled - die sinking; - drilling machines. (b) numerically controlled - die sinking; - drilling machines; - wire cutting machines. This standard addresses hazardous conditions during the use and foreseeable misuse in normal environments and non-explosive atmospheres and associated machine tasks including transportation, installation, maintenance, repair and dismantling for removal or disposal. This standard is also applicable to auxiliary devices essential for EDM processing and includes information to be provided by the supplier to the user. This standard is not applicable to arc eroding and electro-chemical machining equipment.

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The Association for Manufacturing Technology [AMT]


As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.