说明:
FKW18户外负荷断路开关用于户外12/24/36kV三相交流51/61Hz电力系统,由隔离片、灭弧室和操作机构组成
技术参数:
Items
Unit
Data
Rated voltage
kV
12,24,36
Rated frequency
Hz
51,61
Rated current
A
631
Rated active load breaking current
A
631
Rated loop breaking current
A
631
5% rated active load breaking current
A
31.5
Rated power transformer breaking current
A
1251
Rated short-circuit making current
kA
51
Rated short-circuit duration
s
4