International Standards and Conformity Assessment for all electrical, electronic and related technologies


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TC/SC Membership

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P/O Status
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TC 8Systems aspects for electrical energy supplyO-Member86
TC 13Electrical energy measurement and controlO-Member4626
TC 15Solid electrical insulating materialsO-Member16113
TC 17High-voltage switchgear and controlgearO-Member
SC 17AEquipmentO-Member247
SC 17CAssembliesO-Member143
TC 20Electric cablesO-Member12525
TC 21Secondary cells and batteriesP-Member2810
SC 21ASecondary cells and batteries containing alkaline or other non-acid electrolytesO-Member1511
SC 22GAdjustable speed electric drive systems incorporating semiconductor power convertersO-Member1716
SC 22HUninterruptible power systems (UPS)P-Member74
TC 23Electrical accessoriesO-Member118
SC 23ACable management systemsO-Member217
SC 23BPlugs, socket-outlets and switchesO-Member288
SC 23ECircuit-breakers and similar equipment for household useO-Member2012
TC 28Insulation co-ordinationO-Member51
SC 32BLow-voltage fusesO-Member64
TC 33Power capacitors and their applicationsO-Member278
TC 36InsulatorsO-Member3512
SC 37ALow-voltage surge protective devicesO-Member46
TC 57Power systems management and associated information exchangeO-Member13759
TC 70Degrees of protection provided by enclosuresO-Member3
TC 73Short-circuit currentsO-Member101
TC 82Solar photovoltaic energy systemsO-Member6480
TC 116Safety of motor-operated electric toolsO-Member5110
SC 121ALow-voltage switchgear and controlgearO-Member363
SC 121BLow-voltage switchgear and controlgear assembliesO-Member113