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IEC 60947-5-5 Ed. 1.0 b:1997
Low-voltage switchgear and controlgear - Part 5-5: Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function
Is applicable to electrical control circuit devices and switching elements which are used to provide an emergency stop signal. Such devices may be either provided with their own enclosure, or installed according to the manufacturer's instructions.
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International Electrotechnical Commission [iec]
International Electrotechnical Commission [iec]