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GB/T 41787.1-2022
Ceiling installation for interior LED lighting equipment—Part 1: Specifications of mechanical interfaces and electrical interfaces
GB/T 37141.1-2022
Guide to UV imaging detection of electrical equipments in high altitude regions—Part 1: Substations
GB/T 42001-2022
Altitude correction method for external insulation flashover voltage of high voltage power transmission projects
GB/T 3836.36-2022
Explosive atmospheres—Part 36：Electrical safety devices for the control of potential ignition sources from Ex Equipment
GB/T 20840.15-2022
Instrument transformers—Part 15：Additional requirements for voltage transformers for DC applications
GB/T 20840.14-2022
Instrument transformers—Part 14：Additional requirements for current transformers for DC applications
GB/T 13542.5-2022
Films used for electrical insulation—Part 5：Balanced biaxially oriented polyethylene naphthalate films
GB/T 13789-2022
Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of a single sheet tester
GB/T 3655-2022
Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an epstein frame
GB/T 41986-2022
Vanadium flow battery—Design guideline
GB/T 42005.2-2022
Railway applications—Onboard energy storage tram—Part 2: Ground charging system
GB/Z 28820.4-2022
Long-term radiation ageing in polymers—Part 4: Effects of different temperatures and dose rates under radiation conditions
GB/T 13002-2022
Rotating electrical machines—Thermal protection
GB/T 4207-2022
Method for the determination of the proof and the comparative tracking indices of solid insulating materials
GB/T 17465.1-2022
Appliance couplers for household and similar general purposes—Part 1: General requirements
GB/T 20111.6-2022
Electrical insulation systems—Procedures for thermal evaluation—Part 6:Multifactor evaluation with increased factors during diagnostic testing
GB/T 16895.25-2022
Low voltage electrical installations—Part 7-711: Requirements for special installations or locations—Exhibitions, shows and stands
GB/T 41647-2022
Heat- shrinkable polyolefin sleeving for medium voltage joint insulation
GB/T 5019.10-2022
Specification for insulating materials based on mica—Part 10：Mica paper tapes for flame-resistant security cables
GB/T 15022.9-2022
Resin based reactive compounds used for electrical insulation—Part 9：Resins for cable accessories