STM PDF

Wearable electronic devices and technologies - Part 201-4- Electronic textile - Test method for determining sheet resistance of conductive fabrics after abrasion. Consolidated version (CSV). IEC 63203-201-4-2024-12+AMD1-2025-12 CSV(en). Original standard IEC 63203-201-4-2025 in PDF full version. Additional info + preview on request

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Photovoltaic direct-driven appliance controllers - Part 1- General requirements. IEC 63349-1-2025-12(en). Original standard IEC 63349-1-2025 in PDF full version. Additional info + preview on request

Document status: Active

Electrical relays - Tests and measurements - Part 43- Proof tracking index (PTI). IEC 63522-43-2025-12(en). Original standard IEC 63522-43-2025 in PDF full version. Additional info + preview on request

Document status: Active

Medical electrical equipment - Part 2-89- Particular requirements for the basic safety and essential performance of medical beds for children. IEC 80601-2-89-2025-12(en). Original standard IEC 80601-2-89-2025 in PDF full version. Additional info + preview on request

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Instrument transformers - Part 21- Uncertainty evaluation in the accuracy test of instrument transformers. IEC/IEEE 61869-21-2025-12. Original standard IEC IEEE 61869-21-2025 in PDF full version. Additional info + preview on request

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Utility connections in port - Part 3- Low-voltage shore connection (LVSC) systems - General requirements. IEC/IEEE 80005-3-2025-12(en). Original standard IEC IEEE 80005-3-2025 in PDF full version. Additional info + preview on request

Document status: Active