| 1. | Enclosed and dead - front switches 封闭式开关和不露带电部分的开关 |
| 2. | High - voltage switchgear and controlgear - gas - insulated metal - enclosed switchgear for rated voltages above 52 kv 高压开关设备和控制设备.额定电压高于52kv的气体绝缘金属封闭式开关设备 |
| 3. | Guide for cable connections for gas - insulated metal - enclosed switchgear for rated voltages of 72 . 5 kv and above 额定电压等于或高于72 . 5kv的气体绝缘金属封闭式开关装置用电缆连接件指南 |
| 4. | Additional requirements for enclosed switchgear and controlgear from 1 kv to 72 , 5 kv to be used in severe climatic conditions 用于严酷气候条件下1kv到72 5kv的封闭式开关装置和控制器的附加要求 |
| 5. | High - voltage switchgear and controlgear - part 203 : gas - insulated metal - enclosed switchgear for rated voltages above 52 kv 高压开关设备和控制设备.第203部分:额定电压为52kv以上的气体绝缘金属封闭式开关设备 |
| 6. | High - voltage switchgear and controlgear - part 203 : gas - insulated metal - enclosed switchgear for rated voltages above 52 kv 高压开关设备和控制设备.第203部分:额定电压为52kv以上的气体绝缘金属封闭式开关设备 |
| 7. | High - voltage switchgear and controlgear - ac metal - enclosed switchgear and controlgear for rated voltages above 1 kv and up to and including 52 kv 高压开关设备和控制设备.额定电压大于1kv小于等于52kv的交流金属封闭式开关和控制设备 |