Porcelain Post Type Insulators for Disconnector Switch
KEY WORDS:High pressure vacuum switch
Classification：
DETAILS
Basic Info
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Model NO.: post type
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Material: Porcelain
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Type: B Type Insulator
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Trademark: ZHOY
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Origin: China
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Application: High-voltage
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Structure: Post Insulator
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Porcelain Insulators: Post Insulator
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Specification: ANSI, IEEE, IEC
Product Description
Porcelain Insulators for Disconnector switch
Porcelain insulators for Disconnector switch
Material: Porcelain
Voltage range: 27kv-33kv
Leakage distance: 660mm
Impulse voltage(BIL): 170KV
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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