Product Detail Product Tags
Video
VIDEO
Drawing
Parameter table
IEC designation
U40B/110
U70B/146
U70B/127
U100B/146
U100B/127
U120B/127
U120B/146
U160B/146
U160B/155
U160B/170
Diameter D
mm
178
255
255
255
255
255
255
280
280
280
Height H
mm
110
146
127
146
127
127
146
146
155
170
Creepage distance L
mm
185
320
320
320
320
320
320
400
400
400
Socket coupling
mm
11
16
16
16
16
16
16
20
20
20
Mechanical failing load
kn
40
70
70
100
100
120
120
160
160
160
Mechanical routine test
kn
20
35
35
50
50
60
60
80
80
80
Wet power frequency withstand voltage
kv
25
40
40
40
40
40
40
45
45
45
Dry lightning impulse withstand voltage
kv
50
100
100
100
100
100
100
110
110
110
Impulse puncture voltage
P.U
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
Power frequency puncture voltage
kv
90
130
130
130
130
130
130
130
130
130
Radio influence voltage
μv
50
50
50
50
50
50
50
50
50
50
Corona visual test
kv
18/22
18/22
18/22
18/22
18/22
18/22
18/22
18/22
18/22
18/22
Power frequency electric arc voltage
ka
0.12s/20kA
0.12s/20kA
0.12s/20kA
0.12s/20kA
0.12s/20kA
0.12s/20Ka
0.12s/20Ka
0.12s/20Ka
0.12s/20Ka
0.12s/20Ka
Net weight per unit
kg
2.1
3.6
3.5
4
4
4
4
6.7
6.6
6.7
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