Russian standards PDF
Communication networks and systems in substation. Part 1. Introduction and overview
Document status: Active
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions. Part 3. Polymer insulators for a.c. systems
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Fire tehniques. Fire-fighting pumps. Classification. Terms and definitions
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Automatic water and foam fire extinguishing installations. In-building fire pipeline. Non-metallic pipes and fittings. Test methods
Document status: Active
Lightning protection system components (LPSC). Part 1. Requirements for connection components
Document status: Active
Lightning protection system components (LPSC). Part 2. Requirements for conductors and earth electrodes
Document status: Active