Charging connector design specifications
A. Type 2 connector:
IEC 62196-1,Plugs, socket-outlets, vehicle connectors and vehicle inlets — Conductive charging of electric vehicles ;
IEC 62196-2,Dimensional compatibility and interchangeability requirements for a.c.pin and contact-tube accessories
IEC 62196-3,Dimensional compatibility and interchangeability requirements for d.c. and a.c./d.c. pin and contact-tube vehicle couplers
B. Type 1 connector：SAE J1772 ,electrical connectors,
C. GB connector：
GB/T 20234-1,Universal requirements for connecting devices for electric vehicles
GB/T 20234-2, Connecting device for conductive charging of electric vehicles-AC charging interface
GB/T 20234-3, Connecting device for conductive charging of electric vehicles-DC charging interface
IEC 62196-1,Plugs, socket-outlets, vehicle connectors and vehicle inlets — Conductive charging of electric vehicles ;
IEC 62196-2,Dimensional compatibility and interchangeability requirements for a.c.pin and contact-tube accessories
IEC 62196-3,Dimensional compatibility and interchangeability requirements for d.c. and a.c./d.c. pin and contact-tube vehicle couplers
B. Type 1 connector：SAE J1772 ,electrical connectors,
C. GB connector：
GB/T 20234-1,Universal requirements for connecting devices for electric vehicles
GB/T 20234-2, Connecting device for conductive charging of electric vehicles-AC charging interface
GB/T 20234-3, Connecting device for conductive charging of electric vehicles-DC charging interface