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Radio-frequency cable type PK 50-4-21. Specifications

Document status: Active

Connecting devices. Safety requirements for clamping units. Part 2. Particular requirements for screw-type and screwless-type clamping units for copper conductors above 35 mm2 up to 300 mm2 (included)

Document status: Active

Tests on electric and optical cables under fire conditions. Part 3-22. Flame spread of vertically-mounted bunched wires or cables. Category A

Document status: Cancelled

Crystal silicon. General requirements for methods of chemical analysis

Document status: Replaced by GOST 19014-2024

Electrical supply track systems for luminaries. Part 2. Mixed supply systems. Section 1. Classes I and III

Document status: Active

Rotating electrical machines. Part 18-21. Functional evaluation of insulation systems. Test procedures for wire-wound windings. Thermal evaluation and classification

Document status: Active