Draft Document - Composite hollow insulators - Pressurized and unpressurized insulators for use in electrical equipment with rated voltage greater than 1 000 V - Definitions, test methods, acceptance criteria and design recommendations (IEC 36/509/CD:2021); Text in German and English
文件草案——复合空心绝缘子——额定电压大于1000V的电气设备用加压和非加压绝缘子——定义、试验方法、验收标准和设计建议(IEC 36/509/CD:2021);德语和英语文本