Robots and robotic devices. Terms and definitions
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Heavy concretes. Technical conditions
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Unified energy system and isolated power systems. Electrical grids. Diagrams of basic electrical switchgears of substations 35-750 kV. Typical solutions.
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Unified energy system and isolated power systems. Electrical grids. Diagrams of principal electrical switchgear of substations 35 kV-750 kV. Recommendations for application
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Flameproof mine power transformers. General specifications
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Non-resonant spark gaps. Main parameters
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Unified system for design documentation. Graphic identifications in schemes. Yaps, arresters and vases
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Unit transformer substations from 25 to 2500 kV·A for voltage to 10 kV. Test methods
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Low-voltage surge protective devices. Part 11. Surge protective devices connected to low-voltage power systems. Requirements and test methods
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Low-voltage surge protectors. Part 12. Surge voltage protective devices for low-voltage power distribution systems. Principles of selection and use
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Low voltage surge protective devices. Part 21. Surge protective devices connected to telecommunications and signalling networks. Performance requirements and testing methods
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