ICS25.040.01 CCSK62 团 体 标 准 T/DZJN455－2025 冶金工业变频节能选型设计规范 Selectionanddesignspecificationsforenergy-savingoffrequencyconversionin metallurgicalindustry 2025-08-01发布 2025-08-15实施 中国电子节能技术协会发布 全国团体标准信息平台 全国团体标准信息平台 T/DZJN455-2025 I目次 前言······························································································································II 引言·····························································································································III 1范围····························································································································1 2规范性引用文件·············································································································1 3术语和定义···················································································································1 4设计选型······················································································································2 4.1性能要求················································································································2 4.2可靠性保证及措施····································································································3 4.3电磁兼容性·············································································································3 5系统相关设备选择··········································································································4 5.1总体要求················································································································4 5.2变压器···················································································································4 5.3开关设备················································································································4 5.4避雷器···················································································································4 5.5热继电器················································································································4 5.6电抗器和谐波滤波器·································································································5 5.7负载回馈能量处理····································································································5 5.8电缆······················································································································6 5.9电动机···················································································································6 6设计文件变更················································································································6 附录A（资料性）冶金工艺流程中的传动设备········································································7 附录B（资料性）负载转矩特性分类·····················································································8 附录C（资料性）设计选型逻辑框图·····················································································9 附录D（资料性）参考变频器的功耗及不同额定电压下的电流值··············································10 附录E（规范性）变频器效率分界点和能效限定值·································································10 全国团体标准信息平台 T/DZJN455-2025 II前言 本文件按照GB/T1.1-2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定起 草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由中国电子节能技术协会提出并归口。 本文件起草单位：苏州汇川技术有限公司、佳木斯电机股份有限公司、深圳市英威腾电气股份有限 公司、陕西冶金设计研究院有限公司、钢研工程设计有限公司、中国电子节能技术协会工业电气传动节 能专业委员会、北京低碳绿标信息技术咨询有限公司。 本文件主要起草人：李建平、陈前、王安国、赵倩、徐铁柱、姜明、薛选平、李水锋、张振林、邱 光习、陈尚、李成功、冯汉聪。 全国团体标准信息平台 T/DZJN455-2025 III引言 随着全球能源需求的日益增长，能源的可持续利用和高效利用成为关注的焦点。冶金工业作为国民 经济的重要支柱产业，其能源消耗量巨大，因此，推广变频节能技术在冶金工业中的应用具有重要意义。 减少能源消耗：变频节能技术可以通过精准控制风机转速和排放流量，实现风量的精准调节和稳定 控制，有效减少气流的波动，降低机械磨损和能耗。在冶金工业中应用变频节能技术，可以显著降低能 源消耗，提高能源利用效率。 降低运行成本：通过应用变频节能技术，可以减少能源的浪费，从而降低运行成本。同时，变频节 能技术还可以提高设备的可靠性和使用寿命，进一步降低维护和更换设备的成本。 提高企业竞争力：通过应用变频节能技术，可以提高冶金工业企业的生产效率和产品质量，降低成 本，增强企业的市场竞争力。同时，变频节能技术的应用也可以为企业树立绿色、可持续发展的形象， 提高企业的社会形象和市场信誉。 保护环境：变频节能技术的推广应用可以减少能源的浪费和污染物的排放，从而有助于保护环境。 在冶金工业中，大量的能源消耗和污染物排放会对环境造成严重影响，因此推广变频节能技术对于环境 保护具有重要意义。 当前变频器的标准均为通用安全标准和通用能效分级，缺少具体的应用指导，冶金工业中设备