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Rotating electrical machines - Repair, overhaul and reclamation. Original standard UNE-EN IEC 60034-23-2019 in PDF full version. Additional info + preview on request
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Rotating electrical machines - Measurement of insulation resistance and polarization index on winding insulation of rotating electrical machines. Original standard UNE-EN IEC 60034-27-4-2018 in PDF full version. Additional info + preview on request
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Rotating electrical machines - Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines and for synchronous compensators. Original standard UNE-EN IEC 60034-3-2020 in PDF full version. Additional info + preview on request
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Rotating electrical machines - Degrees of protection provided by the integral design of rotating electrical machines (IP code). Classification. Original standard UNE-EN IEC 60034-5-2020 in PDF full version. Additional info + preview on request
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Direct acting indicating analogue electrical measuring instruments and their accessories - Special requirements for phase meters, power factor meters and synchroscopes. Original standard UNE-EN IEC 60051-5-2018 in PDF full version. Additional info + preview on request
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Direct acting indicating analogue electrical measuring instruments and their accessories - Special requirements for ohmmeters (impedance meters) and conductance meters. Original standard UNE-EN IEC 60051-6-2018 in PDF full version. Additional info + preview on request
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