| Place of Origin | Zhejiang, China |
| Brand Name | YIKA |
| Model Number | 57-2 |
| Type | Insulator |
| Material | Porcelain |
| Application | High Voltage |
| Rated Voltage | 22KV |
| Tensile Strength | 12.5KN |
Porcelain Post Insulator for High Voltage Ceramics Line Post Insulator 57-2
The Main Dimensions and Characteristics:
| Creepage distance | mm | 559 | |||
| Drying arcing distance | mm | 241 | |||
| Cantilever strength | KN | 12.5 | |||
| Power frequency flashover voltage | Dry | KV | 100 | ||
| Wet | KV | 70 | |||
| Critical impulse flashover voltage | Postive | KV | 160 | ||
| Nagetive | KV | 205 | |||
| Radio interference voltage | Test to the ground | KV | 15 | ||
| Max. RIV at 1 MHz | KV | 100 | |||
| Net weight | kg | 9 | |||
| Applicable standard | ANSI | ||||
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