| Application: | High-voltage |
|---|---|
| Material: | Porcelain |
| Structure: | Post Insulator |
| Type: | Porcelain Post Insulator |
| Usage: | Electrical Installation |
| Connection Method: | Trough Type |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
| ANSI Class | 57-1 | 57-2 | 57-3 | 57-4 | 57-5 | |
| Creepage distance,mm | 356 | 559 | 737 | 1015 | 1145 | |
| Dry arching distance | 165 | 241 | 311 | 368 | 438 | |
| Cantilever Strength,Kn | 12.5 | 2.5 | 12.5 | 12.5 | 12.5 | |
| Lower Frequency Flashover Voltage |
Dry,kv | 80 | 110 | 125 | 150 | 175 |
| Wet,kv | 60 | 85 | 100 | 125 | 150 | |
| Critical Impulse Flashover Voltage |
Pos.,kv | 130 | 180 | 210 | 255 | 290 |
| Neg.,kv | 155 | 205 | 260 | 340 | 380 | |
| RIV Data | Test volt. To ground,kv | 15 | 22 | 30 | 44 | 44 |
| Max RIV at 1000 KHz,Uv | 100 | 100 | 200 | 200 | 200 | |
Suppliers with verified business licenses
Audited Supplier 
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