□本产品适用于户内交流50Hz,额定电压为3.6KV、7.2KV、12KV、24KV、40.5KV系统,可与其它开关、电器如负荷开关、真空接触器配合使用,作为电力变压器及其它电器设备短路、过载的保护元件,又是高压开关框、环网框、高、低压预装式变电站必备的配套产品。
◆型号说明Type instruction
◆基本参数Basic parameters
注:1.以上是单管额定参数,可根据用户需要采用固定结构将熔断器并联,以得到高的额定电流值。
Note:1.The aboveid rated parameters for single pipe,the fuses can be parallel connected by fixed structure to geta high rated current.
2.Sizes in the bracket are for inserting fuses.
国内型号
Foreign TYPE 额定电压(KV)
Rated voltage KV 额定开断电流KA
Rated break current KA 熔断器额定电流A
Rated current of the fuse (A) 熔体额定电流 (A)
Rated current of the fuse link (A) 主要尺寸
Major dimensions
A
B
C
D
XRNM1-3.6 WDF.0
3.6
50
125
63,100,125
337
(390) 254
(312) 305
(340) 51
WFF.0
200
125,160,200
76
WKF.0
400
250,315,355,400
XRNM1-7.2
WFF.0
7.2
160
25,31.5,40,50,63,
80,100,125,160 486
(500) 403
(461) 454
(150) 76
WKN.0
12
315
200,224,250,315