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Cross-overs section insulators frogs for tramway and trolleybus catenary suspensions. General specifications
Document status: Active
Electrically insulating tubes of fluorine plastic 4D and 4DM. Specifications
Document status: Active
Insulation coordination for equipment within low-voltage systems. Part 2-1. Application guide. Explanation of the application of the IEC 60664 series. Dimensioning examples and dielectric testing
Document status: Active
Low -voltage switchgear and controlgear. Pat 3. Switchers, disconnectors, switch-disconnectors and fuse-combination units
Document status: Replaced by GOST R 50030.3-2012
General purpose 110 and 150 kV power oil transformers. Specifications
Document status: Active only in RF
