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GB/T 18380.32-2022
Tests on electric and optical fibre cables under fire conditions—Part 32：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category A F/R
GB/T 7256.1-2022
Lighting fixtures for civil airport—Part 1：General requirements
GB/T 24114.1-2022
Elecrtical equipments of machines—Sewing machinery numerical control system—Part 1:General technical specification
GB/T 17466.23-2022
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 23: Particular requirements for floor boxes and enclosures
GB/T 17466.22-2022
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 22: Particular requirements for connecting boxes and enclosures
GB/T 17466.21-2022
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 21: Particular requirements for boxes and enclosures with provision for suspension means
GB/T 41423-2022
LED packages—Long-term luminous and radiant flux maintenance projection
GB/T 18380.34-2022
Tests on electric and optical fibre cables under fire conditions—Part 34：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category B
GB/T 18380.33-2022
Tests on electric and optical fibre cables under fire conditions—Part 33：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category A
GB/T 12350-2022
Safety requirements of small power motors
GB/T 21098-2022
Lamp caps and holders together with gauges for the control of interchangeability and safety—Part 4: Guidelines and general information
GB/T 17936-2022
Bayonet lampholders
GB/T 1312-2022
Lampholders for tubular fluorescent lamps and starterholders
GB/Z 41238-2022
Energy internet system—Use case
GB/T 18494.2-2022
Convertor transformers—Part 2: Transformers for HVDC applications
GB/T 1094.14-2022
Power transformers—Part 14: Liquid-immersed power transformer using high-temperature insulation materials
GB/T 1094.11-2022
Power transformers—Part 11: Dry-type transformers
GB/T 4109-2022
Insulated bushings for alternating voltages above 1 000 V
GB/T 18380.36-2022
Tests on electric and optical fibre cables under fire conditions—Part 36：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category D
GB/T 18380.35-2022
Tests on electric and optical fibre cables under fire conditions—Part 35：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category C