Post Porcelain Insulators with ANSI Approved 57 Series
KEY WORDS:High pressure vacuum switch
Classification：
DETAILS
Basic Info
Model NO.: 57 series
Material: Porcelain
Type: B Type Insulator
Trademark: ZHOY
Origin: China
Application: High-voltage
Structure: Post Insulator
Porcelain Insulators: Post Insulator
Specification: ANSI, IEEE, IEC
Porcelain Insulator ANSI Porcelain Insualtor 57-1
Porcelain Insulator include pin type insulator , suspension type ,post type insulator
Model |
57-1 | ||
| Creepage distance | mm | 356 | |
| Drying arcing distance | mm | 165 | |
| Cantilever strength | KN | 12.5 | |
| Power frequency flashover voltage | Dry | KV | 70 |
| Wet | KV | 50 | |
| Critical impulse flashover voltage | Postive | KV | 120 |
| Negative | KV | 155 | |
| Radio interference voltage | Test to the ground | KV | 15 |
| Max. RIV at 1 MHz | μv | 100 | |
| Net weight | kg | 5.2 | |
| Applicable standard | ANSI |
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