Road vehicles一Connectors for the electrical connection of towing and
towed vehicles(7-pole)—Part 2 - Connectors for braking systems and
running gears of vehicles with 12 V nominal supply voltage
Road vehicles—Connectors for the electrical connection of towing and towed vehicles(13-pole)—Part 2: 13-pole connectors for vehicles with 12 V nominal supply voltage intended to cross water fords
Road vehicles—Connectors for the electrical connection of towing and towed vehicles (15-pole)—15-pole connector for vehicles with 24 V nominal supply voltage
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