Home / Standards / GB/T 17948.7-2025 GB/T 17948.7-2025 Active Rotating electrical machines—Functional evaluation of insulation systems—General guidelines 旋转电机 绝缘结构功能性评定 总则 Standard Type GBT ICS 29.160.01 CCS K20 Status 现行 Issue Date 2025-05-30 Implementation 2025-12-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A