BIS IS 3231-3-2-1987 标准详情
- 标准号:BIS IS 3231-3-2-1987
- 中文标题:
- 英文标题:Specification For Electrical Relays For Power System Protection - Part 3: Requirements For Particular Group Of Relays - Section 2: Dependent Specified Time Measuring Relays
- 标准类别:印度IS
- 发布日期: