考虑能效等级的接触器选型  

Contactor Selection Considering Energy Efficiency Level

作　　者：王伟 WANG Wei(Shanghai Water Design Engineering Co.,Ltd.,Shanghai 200092,China)

机构地区：[1]上海水业设计工程有限公司,上海200092

出　　处：《电工技术》2023年第S01期163-165,共3页Electric Engineering

摘　　要：接触器是常用的电气设备,用于频繁地接通和断开大电流电路的开关电器。为了执行节约能源、保护环境、应对气候变化,落实碳达峰、碳中和的决策部署,最新实施的国家规范将接触器的能效标准大幅提高。通过新、老标准对比,分析市场上主流接触器能效参数。从设计角度思考,如何考虑、选择接触器能效。Contactors are commonly used electrical equipment for frequently switching on and off high current circuits.In order to implement decisions and deployments for energy conservation,environmental protection,and climate change response,carbon peaking and carbon neutrality will be implemented.The latest national regulations have significantly increased the energy efficiency standards of contactors.This article analyzes the energy efficiency parameters of mainstream contactors in the market by comparing new and old standards.From a design perspective,how to consider and select the energy efficiency of contactors.

关 键 词：接触器 能效等级 吸持功率 

分 类 号：TM572[电气工程—电器]