BS ISO 8820-11:2020 Road vehicles一Fuse-links Part 11: Fuse-links with tabs (blade type) Type M (medium-high current). 1 Scope This document specifies fuse-links with tabs (blade-type) Type M (medium-high current) for use in road vehicles. It establishes, for this fuse-link type, the rated current, test procedures, performance requirements and dimensions. This document is applicable for fuse-links with a rated voltage of 32 V and a current rating of 80 A and a breaking capacity of 1 000 A intended for use in road vehicles. This document is intended to be used in conjunction with Iso 8820-1 and ISO 8820-2. The numbering of the clauses corresponds to that of ISO 8820-1 whose requirements are applicable, except where modified by requirements particular to this document. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 2768-1, General tolerances — Part 1: Tolerances for linear and angular dimensions without individual tolerance indications ISO 6722-1, Road vehicles — 60 V and 600 V single-core cables — Part 1: Dimensions, test methods and requirements for copper conductor cables ISO 8820-1, Road vehicles — Fuse-links — Part 1: Definitions and general test requirements 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 8820-1 apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: — ISO Online browsing platform: available at https:/fwwwiso.org/obp — IEC Electropedia: available at http://www.electropedia.org/ 5 Tests and requirements 5.1 General 5.1.1 Test criteria In addition to carrying out the test procedures in accordance with ISO 8820-1 the following criteria shall apply. Tests shall be performed following the test sequences in Table 2. The test fixtures for electrical tests shall be designed in accordance with Figure 1. Fuse-links according to this document shall provide for visible evidence of an open fuse-element.BS ISO 8820-11 pdf download.
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