断路器选择和订货
12kV固定式VD4断路器技术参数
10 断路器选择和订货 | VD4真空断路器
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
.................................................................................................................................................................................................................................................................................................................................................................................................
断路器
标准
额定电压
额定绝缘电压
工频耐受电压
雷电冲击耐受电压
额定频率
额定电流(40°C)
额定开断能力
(额定对称短路电流)
额定短时耐受电流(4秒)
关合能力
操作顺序
分闸时间
燃弧时间
开断时间
合闸时间
最大外形尺寸
相间距
重量
标准尺寸图
环境温度
热带气候标准
电磁兼容性
IEC 62271-100
GB 1984-2003
Ur [kV]
Us [kV]
Ud (1min) [kV]
Up [kV]
fr [Hz]
Ir [A]
Isc [kA]
Ik [kA]
Ip [kA]
[O-0.3s-CO-15s-CO]
[ms]
[ms]
[ms]
[ms]
H [mm]
W [mm]
D [mm]
I [mm]
[kg]
[℃]
IEC 60068-2-30
IEC 721-2-1
GB 11022
IEC 60694
VD4 12
■
12
12
42
75
50-60
630
25
31.5
-
25
31.5
-
63
80
-
■
40...60
10...15
50...75
50...80
461
450
424
150
73
TN7405
-15 ... +40
2)
■
■
■
■
■
12
12
42
75
50-60
630
25
31.5
-
25
31.5
-
63
80
-
■
40...60
10...15
50...75
50...80
461
570
424
210
75
TN7406
-15 ... +40
2)
■
■
■
■
■
12
12
42
75
50-60
1250
25
31.5
-
25
31.5
-
63
80
-
■
40...60
10...15
50...75
50...80
461
450
424
150
73
TN7405
-15 ... +40
2)
■
■
■
■
■
12
12
42
75
50-60
1250
25
31.5
-
25
31.5
-
63
80
-
■
40...60
10...15
50...75
50...80
461
570
424
210
75
TN7406
-15 ... +40
2)
■
■
■
■
■
12
12
42
75
50-60
1250
-
-
40
-
-
40
-
-
100
3)
■
40...60
10...15
50...75
50...80
589
570
424
210
84
1VCD003282
-15 ... +40
■
■
■
■
■
12
12
42
75
50-60
1250
-
-
40
-
-
40
-
-
100
3)
■
40...60
10...15
50...75
50...80
589
700
424
275
89
1VCD003285
-15 ... +40
■
■
■
■
H
I
I
W
D
注:
1)
带强制风冷
2)
12kV / 17.5kV,...1250A,...31.5kA的规格,配PT浇注式极柱,运行环境温度为-25℃~40℃
3)
经询问制造厂后可达到125kA