Telecommunications. Audio and video engineering

prEN IEC 61850-7-4:2026 - Communication networks and systems for power utility automation - Part 7-4: Basic communication structure - Compatible logical node classes and data object classes
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
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prEN IEC 61850-7-40:2026 - Communication networks and systems for power utility automation - Part 7-40: Basic communication structure - Compatible logical node classes and data object classes - Common
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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prEN IEC 61850-7-401:2026 - Communication networks and systems for power utility automation - Part 7-401: Basic communication structure - Compatible logical node classes and data object classes - Protection
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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prEN IEC 61850-7-43:2026 - Communication networks and systems for power utility automation - Part 7-43: Basic communication structure - Compatible logical node classes and data object classes - Primary equipment
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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prEN IEC 61850-7-44:2026 - Communication networks and systems for power utility automation - Part 7-44: Basic communication structure - Compatible logical node classes and data object classes - Instrument transformers
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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prEN IEC 61850-7-440:2026 - Communication networks and systems for power utility automation - Part 7-440: Basic communication structure - Compatible logical node classes and data object classes - Power quality metering
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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prEN IEC 61850-7-400:2026 - Communication networks and systems for power utility automation - Part 7-400: Basic communication structure - Compatible logical node classes and data object classes - Substation automation
Categories: Telecontrol. Telemetering
Committee: CLC/TC 57 (Power systems management and associated information exchange)
Origin: CENELEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-400 ED1 - Communication networks and systems for power utility automation - Part 7-400: Basic communication structure - Compatible logical node classes and data object classes - Substation automation
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-401 ED1 - Communication networks and systems for power utility automation - Part 7-401: Basic communication structure - Compatible logical node classes and data object classes - Protection
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-40 ED1 - Communication networks and systems for power utility automation - Part 7-40: Basic communication structure - Compatible logical node classes and data object classes - Common part
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-43 ED1 - Communication networks and systems for power utility automation - Part 7-43: Basic communication structure - Compatible logical node classes and data object classes - Primary equipment
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-440 ED1 - Communication networks and systems for power utility automation - Part 7-440: Basic communication structure - Compatible logical node classes and data object classes - Power quality metering
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-44 ED1 - Communication networks and systems for power utility automation - Part 7-44: Basic communication structure - Compatible logical node classes and data object classes - Instrument transformers
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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IEC 61850-7-4 ED3 - Communication networks and systems for power utility automation - Part 7-4: Basic communication structure - Compatible logical node classes and data object classes - Core
Categories: Telecontrol. Telemetering
Committee: TC 57 (error)
Origin: IEC
Close date: 10 Apr 2026
Draft Details
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ISO/DIS 25082-1 - Space systems — Assessment of GNSS-based positioning system — Part 1: Definitions and system engineering procedures for the establishment and assessment of performances
Categories: Mobile services
Committee: ISO/TC 20/SC 14 (Space systems and operations)
Origin: ISO
Close date: 06 May 2026
Draft Details
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