JJF 1985-2022 直流电焊机焊接电源校准规范

JJF 中华人民共和国国家计量技术规范 JJF 1985—2022 直流电焊机焊接电源校准规范 Calibration Specification for Welding Power Sources of DC Electric Welding Machines 2022-09-26 发布 2023-03-26 实施 国家市场监督管理总局 发布 JJF 1985—2022 直流电焊机焊接电源校准规范 Calibration Specification for Welding Power Sources of DC Electric Welding Machines JJF 1985—2022 归 口 单 位：全国电磁计量技术委员会 主要起草单位：辽宁省计量科学研究院 中国计量科学研究院 参加起草单位：深圳市计量质量检测研究院 泰安市计量科学研究所 湖南省计量检测研究院 本规范委托全国电磁计量技术委员会负责解释 JJF 1985—2022 本规范主要起草人： 梁国鼎（辽宁省计量科学研究院） 魏天舒（辽宁省计量科学研究院） 李传生（中国计量科学研究院） 刘 铖（中国计量科学研究院） 参加起草人： 王敬喜（深圳市计量质量检测研究院） 李冬青（泰安市计量科学研究所） 黄 贺（湖南省计量检测研究院） JJF 1985—2022 目 录 引言 ······································································································································· (Ⅱ) 1 范围 ··································································································································· (1) 2 引用文件 ······························································································································· (1) 3 术语和计量单位 ······················································································································· (1) 4 概述 ··································································································································· (2) 5 计量特性 ······························································································································· (2) 5.1 焊接电流 ······················································································································· (2) 5.2 空载电压 ······················································································································· (2) 5.3 负载电压 ······················································································································· (3) 6 校准条件 ······························································································································· (3) 6.1 环境条件 ······················································································································· (3) 6.2 测量标准及其他设备 ··········································································································· (3) 7 校准项目和校准方法 ················································································································· (4) 7.1 校准项目 ······················································································································· (4) 7.2 校准方法 ······················································································································· (5) 8 校准结果表达 ······················································································································· (7) 9 复校时间间隔 ······················································································································· (8) 附录 A 电流示值误差校准不确定度评定示例 ·················································································· (8) 附录 B 校准原始记录格式 ········································································································· (11) 附录 C 校准证书内页格式 ········································································································· (12) I JJF 1985—2022 引 言 JJF 1071—2010《国家计量校准规范编写规则》、JJF 1001《通用计量术语及定义》、JJF 1059.1—2012《测量不确定度评定与表示》共同构成本校准规范制定工作的基础性系列文件。 本规范为首次发布。 Ⅱ