Standard No.:	GB/T 20716.2-2006
Chinese Name:	道路车辆 牵引车和挂车之间的电连接器 第2部分:12V标称电压车辆的制动系统和行走系的连接
English Name:	Road vehicles - Connectors for the electrical connection of towing and towed vehicles - Part 2: Connectors for braking systems and running gears of vehicles with 12V nominal supply voltage
Professional Classification:	T37 Ignition device
Professional Classification:	GB National Standard
ICS Classification:	43.040.10 Electrical and electronic equipment
Issued by:
Issued on:	2006-12-19
Implemented on:	2007-08-01
Status:	VALID
Language:	English
File Format:	PDF
Word Count:
Price(USD):	please email coc@codeofchina.com for quotation
Delivery:	via email in 1-3 business day

1 Scope

This part specifies the dimensional characteristics, contact allocation, tests and test requirements for the electrical connection for braking systems and running gears of towing and towed vehicles with 12V nominal supply voltage. In addition, it specifies a park socket used to receive and store the plug when disconnected.

2 Normative references

The following documents contain provisions which, through reference in this part of GB/T 20716, constitute provisions of this part. For dated references, subsequent amendments to (excluding corrections to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this part are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.

GB/T 20716.1 Road vehicles - Connectors for the electrical connection of towing and towed vehicles - Part 1: Connectors for braking systems and running gears of vehicles with 24V nominal supply voltage (GB/T 20716.1-2006, ISO 7638-1: 2003, IDT)
GB/T 20717 Road vehicles - Connectors for the electrical connection of towing and towed vehicles - 15-pole connector for vehicles with 24V nominal supply voltage (GB/T 20717-2006, ISO 12098: 2004, IDT)
GB/T 5053.3 Road vehicles - Connectors for the electrical connection of towing and towed vehicles - Definitions tests and requirements (GB/T 5053.3-2006, ISO 4091: 2003, IDT)
ISO 4009 Commercial vehicles - Location of electrical and pneumatic connections between towing vehicles and trailers
ISO 4141 (All parts) Road vehicles - Multi-core connecting cables
ISO 11992-1 Road vehicles - Interchange of digital information on electrical connections between towing and towed vehicles - Part 1: Physical layer and data-link layers