Online Standards Store PDF
Guidelines on the protection of 6-1150 kV electrical circuits against lightning and internal overvoltages. All 3 parts
Document status: Active
Earthing and neutral wire earthing of electric installations. Working drawings
Document status: Active
Instructions for maintenance of navigation equipment of marine approach channels and harbour areas
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Regulatory document on standardization. Procedural guidelines. Quality standard for heating and make-up water of hot-water boilers, organization of water chemistry and chemical control
Document status: Active
Recommendation. State system for ensuring the uniformity of measurements. Metrological characteristics of measuring instruments. Nomenclature. Principles for regulatory activity, identification and control
Document status: Active
Slings for loading and general purposes. Requirements for arrangement and safe operation
Document status: Active