Outdoor Porcelain Bushing Terminal
Rated voltage 290/500 kV (300/500 kV) Ankura-YJZWY4 type porcelain bushing outdoor terminal. The porcelain sleeve is made of high-strength porcelain and has a large and small umbrella skirt structure, featuring excellent anti-pollution flashover properties. The porcelain sleeve is filled with insulating agent. It adopts a special structure for sealing, ensuring reliable sealing performance. The stress cone is injection-molded from colorless transparent liquid rubber, which is easy to install and ensures reliable grounding. The product has over fifteen years of operation experience and is suitable for various operating environments, with reliable performance.
Features
- The pressure relief function and insulation oil level monitoring function can be configured according to user requirements, further enhancing the safety and intelligence of the product.
- It is applied in areas far from densely populated areas, high-pollution environments, and coastal regions.
- The structural dimensions of the end outlet hardware can be configured according to user requirements.
Main Parameters
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Technical Parameters
| Technical parameters | 500kV | |
|---|---|---|
| Applicable cable conductor cross-section in mm2 | 800~3000 | |
| Product reference weight kg | 2950 | |
| Material of rubber parts (stress cones) | Silicone rubber | |
| Inner insulating filler | Polyisobutylene | |
| Creepage Distance mm | ≥18755 | |
| Contamination level | e | |
| Product reference dimensions | Terminal height A | 6855 |
| Casing height h | 5800 | |
| Height from the outlet end to the installation platform B | 6550 | |
| Plate dimensions (length x width) C | 970×970 | |
| Maximum outer diameter of the pillar insulator Ф2 | 145 | |
| Distance between installation holes of the pillar insulator L2 | 570×570/870×870 | |
| Conductor connection method | Surrounding pressure | |