GOST 23617-79

Industrial frequency induction furnaces for aluminium melting. Norms of energy consumption

Building materials spread flame test method

Electroinsulating board for transformers and apparatus charged with oil. Specifications

Luminophores for cathode-ray devices. Classification. Parameters system

Ophthalmic optics. Contact lenses and contact lens care products. Guidance for clinical investigations

United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power system. Shutdown fixation and condition fixation devices for transmission lines, electricity grid equipment and generation facilities. Norms and requirements