United power system and isolated power systems. Relay protection and automation. Differential protection of power lines 110-220 kV. Functional requirements
State system for ensuring the uniformity of measurements. Compensated fluid micromanometers with micrometric screw, type MKV-250 . Methods and means of verification
Tests on electric and optical fibre cables under fire conditions. Part 1-3. Test for vertical flame propagation for a single insulated wire or cable. Procedure for determination of flaming droplets/particles
€10
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