译：GB/T 18802.321-2007 Components for low-voltage surge protective devices—Part 321:Specifications for avalanche breakdown diode(ABD)

译：GB/T 20876.2-2007 Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V—Part 2:Dimensional and electrical characteristics

译：GB/T 20642-2006 Impulse puncture tests in air on insulators for overhead lines

译：GB/T 20639-2006 Artificial pollution testing of non-linear resistor type surge arresters with gaps

译：GB/T 17948.4-2006 Functional evaluation of insulation systems for rotating electrical machines—Test procedures for form-wound windings—Electrical evaluation of insulation systems used in machines up to and including 50MVA and 15kV

译：GB/T 20139-2006 Electrical insulation systems—Thermal evaluation of modifications to an established wire-wound EIS

译：GB/T 20142-2006 Composite line post insulators for a.c. overhead lines with a nominal voltage greater than 1 000 V—Definitions, test methods and acceptance criteria

译：GB/T 20111.1-2006 Electrical insulation systems—Procedures for thermal evaluation—Part 1:General requirements—Low-voltage

译：GB/T 20112-2006 Evaluation and qualification of electrical insulation systems

译：GB/T 17948.2-2006 Functional evaluation of insulation systems for rotating electrical machines—Test procedures for wire-wound windings—Classification of changes and insulation component substitutions

译：GB/T 775.3-2006 Test method for insulators—Part 3:Mechanical test methods

译：GB/T 775.1-2006 Test method for insulators—Part 1:General test methods

译：GB/T 17948.3-2006 Functional evaluation of insulation systems for rotating electrical machines—Test procedures for form-wound windings—Thermal evaluation and classification of insulation systems used in machines up to and including 50 MVA and 15kV

译：GB/T 7253-2005 Insulators for overhead lines with a nominal voltage above 1000V—Ceramic or glass insulator units for a.c. systems—Charateristics of insulator units of the cap and pin type

译：GB/T 772-2005 Technical specifications of porcelain element for high voltage insulators

译：GB/T 4585-2004 Artificial pollution tests on high-voltage insulators to be used on a.c systems

译：GB/T 19519-2004 Composite insulators for a.c. overhead lines with a nominal voltage greater than 1000V—Definitions, test methods and acceptance criteria

译：GB/T 19443-2004 Insulators for overhead lines with a nominal voltage above 1 000 V—Ceramic or glass insulator units for d.c. systems—Definitions, test methods and acceptance criteria

译：GB/T 1001.1-2003 Insulators for overhead lines with a nominal voltage above 1000V—Part 1:Ceramic or glass insulator units for a.c.systems—Definitions, test methods and acceptance criteria

译：GB/T 775.2-2003 Test method for insulators—Part 2:Electrical test methods