BS 109-1922 标准详情
- 标准号：BS 109-1922
- 中文标题：气刀断开关和空气断隔离开关的电压不超过660伏的不含全封闭和隔爆型
- 英文标题：Air-break knife switches and air-break isolating switches for voltages not exceeding 660 volts excluding totally-enclosed and flame proof types
- 标准类别：英国标准BS
- 发布日期：30 January 1933
