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GB/T 18802.312-2017
Components for low-voltage surge protective devices—Part 312: Selection and application principles for gas discharge tubes(GDT)
GB/T 18015.8-2017
Multicore and symmetrical pair/quad cables for digital communications—Part 8: Symmetrical pair/quad cables with transmission characteristics up to 1200MHz－Work area wiring sectional specification
GB/T 18015.7-2017
Multicore and symmetrical pair/quad cables for digital communications—Part 7: Symmetrical pair/quad cables with transmission characteristics up to 1 200MHz—Sectional specification for digital and analog communication cables
GB/T 18015.1-2017
Multicore and symmetrical pair/quad cables for digital communications—Part 1: Generic specification
GB/T 17196-2017
Connecting devices—Flat quick-connect terminations for electrical copper conductors—Safety requirements
GB/T 15544.5-2017
Short-circuit current calculation in three-phase a.c.systems—Part 5: Examples
GB/T 15544.4-2017
Short-circuit current calculation in three-phase a.c.systems—Part 4: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth
GB/T 15544.3-2017
Short-circuit current calculation in three-phase a.c.systems—Part 3:Data of electrical equipment
GB/T 15544.2-2017
Short-circuit current calculation in three-phase a.c. systems—Part 2: Factors for the calculation of short-circuit currents
GB/T 15022.2-2017
Resin based reactive compounds used for electrical insulation—Part 2: Methods of test
GB/T 14598.300-2017
General specification for transformer protection equipment
GB/T 14598.23-2017
Electrical relays—Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment—Section 3: Seismic tests
GB/T 14048.3-2017
Low-voltage switchgear and controlgear—Part3: Switches，disconnectors，switch-disconnectors and fuse-combination units
GB/T 14048.22-2017
Low-voltage switchgear and controlgear—Part 7-4: Ancillary equipment—PCB terminal blocks for copper conductors
GB/T 13955-2017
Installation and operation of residual current operated protective devices
GB/T 13869-2017
General guide for safety of electric user
GB/T 13498-2017
Terminology for high-voltage direct current(HVDC) transmission
GB/T 13026-2017
Types and dimensions of a.c.capacitance graded bushings
GB/T 12668.8-2017
Adjustable speed electrical power drive systems—Part 8:Specification of voltage on the power interface
GB/T 12476.3-2017
Electrical apparatus for use in the presence of combustible dust—Part 3: Classification of areas where combustible dusts are or may be present
