Belarus standards PDF

Low-voltage switchgear and controlgear - Part 5-2- Control circuit devices and switching elements - Proximity switches. Original standard UNE-EN IEC 60947-5-2-2021 in PDF full version. Additional info + preview on request

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Low-voltage switchgear and controlgear - Part 7-4- Ancillary equipment - PCB terminal blocks for copper conductors. Original standard UNE-EN IEC 60947-7-4-2021 in PDF full version. Additional info + preview on request

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Low-voltage switchgear and controlgear - Part 9-1- Active arc-fault mitigation systems - Arc quenching devices. Original standard UNE-EN IEC 60947-9-1-2021 in PDF full version. Additional info + preview on request

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Digital audio interface - General. Original standard UNE-EN IEC 60958-1-2021 in PDF full version. Additional info + preview on request

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Digital audio interface - Consumer applications. Original standard UNE-EN IEC 60958-3-2021 in PDF full version. Additional info + preview on request

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Digital audio interface - Consumer application enhancement. Original standard UNE-EN IEC 60958-5-2021 in PDF full version. Additional info + preview on request

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