本文件规定了用于道路车辆的带螺栓连接触点（H型和J型）的熔断器和熔断器试验夹具。它为这些熔断器类型确定了额定电流、试验程序、性能要求和尺寸。 本文件适用于额定电压为450 V DC、额定电流为≤400A，破断能力为2000A，用于道路车辆。 本文件旨在与ISO 8820结合使用- 1和ISO 8820-2。其条款的编号与ISO 8820-1的编号一致，ISO 8820-1的要求适用，除非本文件的特殊要求进行了修改。

This document specifies fuse-links with bolt-in contacts (Type H and J) and test fixtures for the fuse-links for use in road vehicles. It establishes, for these fuse-link types, the rated current, test procedures, performance requirements and dimensions. This document is applicable to fuse-links with a rated voltage of 450 V DC, a current rating of ≤400 A and a breaking capacity of 2 000 A intended for use in road vehicles. This document is intended to be used in conjunction with ISO 8820-1 and with ISO 8820-2. The numbering of its clauses corresponds to that of ISO 8820-1 whose requirements are applicable, except where modified by requirements particular to this document.