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Oil and oil products custody transfer metering systems. General specifications

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Unified system for design documentation. Registration and storage rules

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Resilient shaft couplings. Information to be supplied by users and manufactures

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Electricity metering equipment (AC). Particular requirements. Part 52. Symbols

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Functional safety of electrical, electronic, programmable electronic safety-related systems. Part 3-2. Requirements and guidance in the use of mathematical and logical techniques for establishing exact properties of software and its documentation

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United power system and isolated power systems. Relay protection and automation. Differential phase protection of power lines 110–220 kV. Functional requirements

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