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     INTRODUCTION
    Silicone Rubber Insulated Zinc Oxide Surge Arrester Series Rated Voltage from 1kV up to 20kV
 
 
   Silicone Rubber Performance
Hardness
Shore A
Tear Strength
[kN/m]
Surface Contact Angle
[ °]
Breakdown
Field
[MV/m]
Volume
Resistivity
[Ω·cm]
Anti-flaming
Performance
[Class]
Tracking
Resistance
[Class]
52±2
≥25
106
≥25
≥8.6×1015
FH1
1A4.5
    Essential Technical Data
Types
  
Rated Voltage
U
[r.m.s,kV]
Continuous
Operating
Voltage
Uc
[r.m.s,kV]
DC Reference
Voltage
at 1mA
U1mA
[≥,kV]
DC Leakage
Current at 0.75U1mA
IL
[≤,μA]
Residual Voltage
at 8/20μs Nominal
Discharge
Current
[≤,kV]
2000μs
Rectangular
Withstand
Current
[≥,A]
4/10μs
Withstand
Current
[≥,kA]
Partial
Discharge
[1.05Uc,pC]
[≤,pC]
1 Hour Mechanical
Withstand
Bending
Strength
[kN]
Twisting
Strength
[N·m]
YH2.5WD-4/9.5
4
3.2
5.7
30
9.5
200
65
14.0
1.5
600
YH5WD-4/9.5
4
3.2
5.7
30
9.5
400
65
14.0
1.5
600
YH5WS-5/15
5
4.0
7.5
30
15.0
100
65
14.0
1.5
600
YH5WZ-5/13.5
5
4.0
7.2
30
13.5
200
65
14.0
1.5
600
YH5WR-5/13.5
5
4.0
7.2
30
13.5
400
65
14.0
1.5
600
YH2.5WD-8/18.7
8
6.3
11.2
30
18.7
200
65
14.0
1.5
600
YH5WD-8/18.7
8
6.3
11.2
30
18.7
400
65
14.0
1.5
600
YH5WS-10/30
10
7.8
16.0
30
30.0
100
65
14.0
1.5
600
YH5WZ-10/27(26)
10
7.8
14.4
30
27(26)
200
65
14.0
1.5
600
YH5WR-10/27
10
7.8
14.4
30
27.0
400
65
14.0
1.5
600
YH2.5WD-13.5/31
13.5
10.5
18.6
30
31.0
200
65
14.0
1.5
600
YH5WD-13.5/31
13.5
10.5
18.6
30
31.0
400
65
14.0
1.5
600
YH5WS-17/50
17
13.6
26.0
30
50
100
65
14.0
1.5
600
YH5WZ-17/45
17
13.6
24.0
30
45
200
65
14.0
1.5
600
YH5WR-17/44
17
13.6
24.0
30
44
400-1200
65-100
14.0
1.5
600
YH10WX-17/60
17
13.6
25.0
30
60
400
100
14.0
1.5
600
YH5WD-17.5/40
17.5
13.8
24.4
30
40
400
65
14.0
1.5
600
YH5WD-20/45
20
15.8
28.4
30
45
400
65
14.0
1.5
600
YH5WD-23/51
23
18.0
31.9
30
51
400
65
14.0
1.5
600
YH5WD-25/56.2
25
20.0
35.4
30
56.2
400
65
14.0
1.5
600

 
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