1840 标准查询与下载
共找到 2 条与 相关的标准，共 1 页
Low-voltage switchgear and controlgear; part 2: circuit-breakers; amendment 1
- ICS
- 1840
- CCS
- K31
- 发布
- 1992-03
- 实施
Circuit-breakers for overcurrent protection for household and similar installations; amendment 2 to IEC 898:1987
- ICS
- 1840
- CCS
- K31
- 发布
- 1989-12
- 实施
