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Portable residual current devices (PRCDs) without integral overcurrent protection for household and similar use. Original standard BS EN IEC 61540-2025 + A11-2025 in PDF full version. Additional info + preview on request
Document status: Active
Safety of transformers, reactors, power supply units and combinations thereof - General requirements and tests. Original standard BS EN IEC 61558-1-2019 (2025) in PDF full version. Additional info + preview on request
Document status: Active
Fibre optic interconnecting devices and passive components. Performance standard - Non-connectorized single-mode fibre optic 1 × 2 and 2 × 2 spatial switches for category C. Controlled environments. Original standard BS EN IEC 61753-071-02-2020 + A1-2024 in PDF full version. Additional info + preview on request
Document status: Active
Industrial communication networks. Profiles - Functional safety fieldbuses. General rules and profile definitions. Original standard BS EN IEC 61784-3-2021 + A1-2024 in PDF full version. Additional info + preview on request
Document status: Active
Adjustable speed electrical power drive systems - EMC requirements and specific test methods for PDS and machine tools. Original standard BS EN IEC 61800-3-2023 (2025) in PDF full version. Additional info + preview on request
Document status: Active
Adjustable speed electrical power drive systems (PDS) - Ecodesign for motor systems. Energy efficiency determination and classification. Original standard BS EN IEC 61800-9-2-2025 + A1-2026 in PDF full version. Additional info + preview on request
Document status: Active