Porcelain Pin Insulator
KEY WORDS:High pressure vacuum switch
Classification：
DETAILS
Basic Info
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Model NO.: pin 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: Pin Insulator
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Porcelain Insulators: Pin Insulator
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Specification: ANSI, IEEE, IEC
High Voltage Porcelain Insulators
High voltage line disc type suspend Insulator, use in high voltage aerial transferring distributed circuit for insulating and suspending lead. Normal component insulator bunch is used for ling of different voltage grade. Insulator has normal type and endurant- corrupt according to working surrounding and area, it has ball type and groove type from connect method. The products are all meet National standard (GB standard), IEC standard and UK, US, German and Australia standard.
| ANSI CLASS | 56-1 | 56-2 | 56-3 | 56-4 | 56-5 | |||
| Main Dimension(mm) | H | 146 | 165 | 191 | 241 | 318 | ||
| h | 50.8 | 50.8 | 50.8 | 50.8 | 63.5 | |||
| D | 191 | 228 | 267 | 305 | 343 | |||
| d | 34.9 | 34.9 | 34.9 | 34.9 | 34.9 | |||
| R1 | 19 | 19 | 19 | 19 | 19 | |||
| R2 | 14 | 14 | 14 | 14 | 14 | |||
| Leakage Distance (in) | 13 | 17 | 21 | 27 | 34 | |||
| Dry Arcing Distance (in) | 7 | 8 | 9 | 11 | 14 | |||
| Low Frequency Voltage |
Dry Flashover | 95 | 110 | 125 | 140 | 175 | ||
| Wet Flashover | 60 | 70 | 80 | 95 | 125 | |||
| Puncture | 130 | 145 | 165 | 185 | 225 | |||
| Critical Impulse Flashover Voltage |
Positive/kV | 150 | 175 | 200 | 225 | 270 | ||
| Negative/kV | 190 | 225 | 265 | 310 | 340 | |||
| Radio Influence voltage |
Test Voltage to ground/kV | 15 | 22 | 30 | 30 | 44 | ||
| Maximum RIV at 1000kHz/uV | Plain | 8000 | 12000 | 16000 | 16000 | 25000 | ||
| Radio Freed | 100 | 100 | 200 | 200 | 200 | |||
| Cantilever Strength (lb) | 2500 | 3000 | 3000 | 3000 | 3000 | |||
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