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我们的习题覆盖多个考试类别，并附带中文翻译、正确答案和解析。同时，我们还整合了2023 - 2025年度 CSLB & PSI online 部分考试重点习题，以确保内容的全面性和准确性，助力考生大幅提升通过率。 According to NEC, which of the following is required to be located at the service entrance?
根据 NEC，以下哪项必须位于服务入口处？
A) Overcurrent protection device 过载保护装置 B) Service disconnect 服务断路器 C) Service entrance conductor 服务入口导线 D) All of the above 以上全部
正确答案：D
NEC requires the overcurrent protection device, service disconnect, and service entrance conductor to be located at the service entrance.