Product Details:
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Material: | Metal-oxide | Usage: | Indoor/ Outdoor |
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Type: | Gapless For Electrical Railway | Color: | Red/ Grey/ Customer Specified |
Nominal System Voltage: | 55kV | Nominal Discharge Current: | 5kA |
Bushing Shed Dimension: | Φ195 Mm | Height: | 1296 Mm |
High Light: | Railway Lightning Surge Arresters Shendian,55kV Railway Lightning Surge Arresters,55kV Railway Lightning Surge Arresters Porcelain |
55kV Railway Porcelain Gapless Surge Arrester
Product introduction:
Normally there are 2 kinds of DC SA for railway system:
1/ 750V, Ur=1.0kV, 8/20μs residual voltage at 20kA: 2.4kV;
2/ 1500V, Ur=2.0kV, 8/20μs residual voltage at 20kA: 4.8kV.
Item | Description | Offered |
1 | Manufacture/ Country of Origin | Xi'an Shendian/ China |
2 | Model | Y5WT-84/240 |
3 | Applicable standard | IEC 60099-4 |
4 | Type | Outdoor, ZnO, gapless |
5 | Norminal voltage of system | 55 |
6 | Earthing system | Effectively earthed |
7 | Rated frequency | 50/60 |
8 | Rated voltage of SA | 84 |
9 | Maximum continuous operating voltage | 68 |
10 | Power frequency reference voltage | 130 |
11 | - at reference current of Note: State peak value or rms. |
1 |
12 | Nominal discharge current | 5 |
13 | (a) Lightning impulse | ≤240 |
(b) Steeping impulse | ≤276 | |
(c) Switching impulse | ≤196 | |
14 | Material employed in series non-linear resistor | ZnO etc. |
15 | - Material | Brown Porcelain |
- Minimum creepage distance | 25/31 | |
16 | - HV terminal | hot zip screw |
- earth terminal | hot zip screw | |
17 | Diameter of bushing sheds | 252 |
18 | Height | 1200 |
Reference:
Contact Person: Mr. xue feng
Tel: +86 13709223751