标准摘要
[中文适用范围]： ISO 7638 的这一部分给出了标称电源电压为 12 V 的牵引和被牵引车辆的制动系统和行走机构电气连接连接器的尺寸，并规定了其触点分配、测试和测试要求。 此外，它还指定了一个驻留插座，用于在断开连接时接收和存储插头。 [外文原描述]： This part of ISO 7638 gives the dimensions of, and specifies the contact allocation and tests and test requirements for, connectors for the electrical connection of the braking systems and running gear of towing and towed vehicles with 12 V nominal supply voltage. In addition, it specifies a park socket used to receive and store the plug when disconnected.
英文名称Road vehicles — Connectors for the electrical connection of towing and towed vehicles — Part 2: Connectors for braking systems and running gear of vehicles with 12 V nominal supply voltage