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Porcelain Line Post Insulator for Hv (57-3)
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| Model No. : | 57-3 |
|---|
Refine Technology Limited
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Product description
Product Description
Type: Line Post Insulator
Material: Porcelain
Application: Insulation for High Voltage Lines
Standard: ANSI
Color: Brown or Light Grey
Product Picture
Standard Technical Particulars
Standard Technical Particulars
| ANSI Standard | 57-3 | ||
| Fig No. | 3 | ||
| Min Creepage Distance (mm) | 737 | ||
| Dry Arcing Distance (mm) | 311 | ||
| Cantilever Strength (kN) | 12.5 | ||
| Power Frequency Flashover Voltage | Dry (kV) | 125 | |
| Wet (kV) | 95 | ||
| Critical Impulse Flashover Voltage | Positive (kV) | 200 | |
| Negative (kV) | 260 | ||
| Radio Influece Voltage | Test Voltage to ground (kV) | 30 | |
| Maximum RIV at 1000kHz (μV) | 200 | ||
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