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Sealed radionuclide gamma-radiation sources. Methods of parameters measurement

Document status: Active

Electric power supply systems of aircrafts and helicopters. General requirements and norms of quality of electric energy

Document status: Withdrawn

Electrical apparatus for explosive gas atmospheres. Part 16. Artificial ventilation for the protection of analyzer(s) houses

Document status: Active

Low voltage protective voltage relays. General technical requirements

Document status: Active

Residual current operated circuit-breakers without integral overcurrent protection for house and similar uses (RCCB`s). Part 2-2. Applicability of the general rules to RCCB's functionally dependent on line voltage

Document status: Cancelled

Tests on electric and optical cables under fire conditions. Part 3-21. Flame spread of vertically-mounted bunched wires or cables. Category A F/R

Document status: Cancelled