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di ya dian qi fa zhan xiao jie
Pages: 112-112
Year: Issue:  1
Journal: Electrical Technology of Intelligent Buildings

Abstract: 控制电器按其工作电压的高低,以交流1200V、直流1500V为界,可划分为高压控制电器和低压控制电器两大类。总的来说,低压电器可以分为配电电器和控制电器两大类,是成套电气设备的基本组成元件。
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