SS EN 50152-1 Ed. 1 标准详情
- 标准号:SS EN 50152-1 Ed. 1
- 中文标题:
- 英文标题:Railway Applications - Fixed Installations - Particular Requirements For Ac Switchgear - Part 1: Single-phase Circuit Breakers With Um Above 1 Kv
- 标准类别:新加坡SS
- 发布日期:
Applies to single-phase a.c. one-pole circuit-breakers designedfor indoor or outdoor fixed installations for operation atfrequencies of 16 2/3 Hz and 50 Hz on traction systems having aUNm above 1 kV up to 52 kV. Also applies to two-pole circuit-break
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