ChinaAutoRegs｜GB/T 28046.2

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GB/T 28046.2-2019 英文版

GB/T 28046.2-2019 英文版/English/翻译/道路车辆 电气及电子设备的环境条件和试验 第2部分：电气负荷

Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 2: Electrical loads

1 SCOPE

This Part of GB/T 28046 describes the electrical environmental loads of electrical and electronic equipment on/in the vehicle, and specifies the tests and requirements.

This Part is applicable to electrical and electronic systems/components of Categories M, N and O vehicles. Systems/components of Category L vehicles may use this Part as a reference.

2 NORMATIVE REFERENCES

The following referenced documents are indispensable for the application of this document. For dated references, only the editions cited apply. For undated references, the latest editions of the normative document (including any amendments) apply.

GB/T 28046.1 Road Vehicles - Environmental Conditions and Testing for Electrical and Electronic Equipment - Part 1: General (GB/T 28046.1-2011, ISO 16750-1:2006, MOD)

GB/T 28046.4-2011 Road Vehicles - Environmental Conditions and Testing for Electrical and Electronic Equipment - Part 4: Climatic Loads (ISO 16750-4:2006, MOD)

GB/T 31465 (all parts) Road Vehicles - Fuse-link [ISO 8820 (all parts)]

3 TERMS AND DEFINITIONS

For the purpose of this document, the terms and definitions given in GB/T 28046.1 apply.

4 TESTS AND REQUIREMENTS

4.1 一般规定

所有电压应在受试装置(DUT)的有效输入端子上进行测试，电压曲线在空载条件下形成。应符合下列允差要求：

———频率和时间：±5%;

———电压：±0.2V;

———电阻：±10%。

试验线束宜采用实车线束，也可由供需双方协商确定。

注：各试验要求中功能状态等级的定义参见GB/T28046.1。

4.2 直流供电电压范围

4.2.1 目的

检验DUT在最低和最高供电电压范围内的性能。

4.2.2 试验

按表1或表2对DUT的有效输入端供电，并记录电压值。

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