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Communication networks and systems for power utility automation - Object models for power converters in distributed energy resources (DER) systems. Original standard PD IEC TR 61850-90-7-2023 in PDF full version. Additional info + preview on request

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Communication networks and systems for power utility automation - Object model for E-mobility. Original standard PD IEC TR 61850-90-8-2016 in PDF full version. Additional info + preview on request

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Communication networks and systems for power utility automation - Use of IEC 61850 for Electrical Energy Storage Systems. Original standard PD IEC TR 61850-90-9-2020 in PDF full version. Additional info + preview on request

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Electrical insulation systems. Procedures for thermal evaluation - Selection of the appropriate test method for evaluation and classification of electrical insulation systems. Original standard PD IEC TR 61857-2-2015 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Electrical insulation systems. Procedures for thermal evaluation - Selection of the appropriate test method for evaluation and classification of electrical insulation systems. Original standard PD IEC TR 61857-2-2025 in PDF full version. Additional info + preview on request

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Electrical insulation systems. Thermal evaluation of modifications to an established electrical insulation system (EIS) - Clarification of electrical insulating materials (EIMs) and auxiliary materials. Original standard PD IEC TR 61858-3-2020 in PDF full version. Additional info + preview on request

Document status: Active