汽车48V系统电气要求及试验方法

Electrical Requirements and Test Methods of Automobile 48 V System

LV 148标准的主要目的是通过对48 V电气部件进行全面的电气试验,使其满足对48 V整车电气环境的承受能力,避免在实际使用时出现电气安全问题而造成不良后果。文章主要结合LV 148标准,对汽车48 V系统的电气要求和试验方法进行进一步地解读,为48 V电气系统下的电气和电子部件的研发提供技术指导,同时为LV 148标准的电气试验提供参考。

The main purpose of LV 148 standard is to conduct a comprehensive electrical test on 48 V electrical components to make them meet the bearing capacity of 48 V vehicle electrical environment and avoid adverse consequences caused by electrical safety problems in actual use.Combined with LV 148 standard,this paper further interprets the electrical requirements and test methods of automotive 48 V system.Provide technical guidance for the R&D of electrical and electronic components under 48 V electrical system,and provide reference for the electrical test of LV 148 standard.