High Voltage Transmission Line ANSI 55 Series Porcelain Insulator
High Voltage Transmission Line ANSI 55 Series Porcelain Insulator image
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Quick Details
Product Details
ANSI 55-7 Series Product Description
Specifications
1. original insulator producer
2. superior properties of low and medium temperature resistance;
3. strong aging resistance;
4. nice appearance & long service time.
5. comman glaze and semi-conductor glaze, color brown and gray both available.
6. free sample, professional porcelain insulator supplier.
| ANSI CLASS | 55-1 | 55-2 | 55-3 | 55-4 | 55-5 | 55-6 | 55-7 | ||
| Fig. No. | 1 | 2 | 3 | 4 | 4 | 4 | 4 | ||
| Glazed A:Plain B:Radio Freed | A/B | A/B | A/B | A/B | A/B | A/B | A/B | ||
| Main Dimension | H | 89 | 82.6 | 95.3 | 111.2 | 123.9 | 140 | 140 | |
| h | 44.5 | 38.1 | 38.1 | 44.5 | 50.8 | 57 | 57 | ||
| D | 82.6 | 95.3 | 120.7 | 140 | 177.8 | 213 | 213 | ||
| d | 25.4 | 25.4 | 25.4 | 25.4 | 25.4 | 25.4 | 35 | ||
| R1 | – | 16 | 14.3 | 25.4 | 25.4 | 25.4 | 25.4 | ||
| R2 | 13 | 16 | 14.3 | 14.3 | 14.3 | 16 | 16 | ||
| Nominal Voltage kV | 3 | 6 | 10 | 10 | 15 | 22 | 22 | ||
| Creepage Distance/mm | 102 | 127 | 178 | 229 | 305 | 381 | 381 | ||
| Flashover voltage |
Power Frequency |
Dry/kV | 35 | 50/45 | 65/55 | 70/65 | 85/80 | 100 | 100 |
| Wet/kV | 20 | 25 | 35/30 | 40/35 | 45 | 50 | 50 | ||
| 50% Impulse |
Positive/kV | 50 | 75/70 | 100/90 | 110/105 | 140/130 | 150 | 150 | |
| Negative/kV | 70 | 95/85 | 130/110 | 140/130 | 170/150 | 170 | 170 | ||
| Radio Influence voltage |
Test Voltage to ground/kV |
5 | 5 | 10 | 10 | 15 | 22 | 22 | |
| Maximum RIV at 1000kHz/uV |
2500/50 | 2500/50 | 5500/50 | 5500/50 | 8000/100 | 8000/100 | 8000/100 | ||
| Low-Frequency Puncture Voltage kV | 50 | 70 | 90 | 95 | 115 | 135 | 135 | ||
| Dry Arcing Distance (mm) | 57 | 86 | 114 | 127 | 159 | 203 | 203 | ||
| Cantilever Failing Load (lb) | 3000 | 2500 | 2500 | 3000 | 3000 | 3000 | 3000 | ||
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