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Measuring relays and protection equipment - Digital interface. General requirements and tests for protection functions using digital communication as input and output. Original standard PD IEC TS 60255-216-1-2025 in PDF full version. Additional info + preview on request

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Wind energy generation systems - Probabilistic design measures for wind turbines. Original standard PD IEC TS 61400-9-2025 in PDF full version. Additional info + preview on request

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Power quality measurement in power supply systems - Maintenance tests, calibration. Original standard PD IEC TS 62586-3-2025 in PDF full version. Additional info + preview on request

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Winding wires. Test methods. Electrical endurance under high frequency voltage impulses. Original standard PD IEC TS 63263-2025 in PDF full version. Additional info + preview on request

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Safe management and operation of electrical installations. Original standard PD IEC TS 63527-2025 in PDF full version. Additional info + preview on request

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Information technology. Computer graphics, image processing and environmental representation. Constructs for visual positioning systems in mixed and augmented reality (MAR). Original standard PD ISO IEC TR 16088-2025 in PDF full version. Additional info + preview on request

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