Jessie Zhang
Mobile: +86+13974149913
Tel:+86-0731-23810977
Address: Shengshi Huating, Liling City, Hunan Province, China
Pin insulators Needle 55 series
1.Strong aging resistance
2.Long service life
3.Reasonable price
4.Porcelain uniform
5.Nice Appearance
6.Superior properties of high and low tempreture resistance,
mechnical capability, electrical function.
| Class ANSI | 55-1 | 55-2 | 55-3 | 55-4 | 55-5 | 55-6 | 55-7 | |
| Glaze A:plain, B: Radio freed | A/B | A/B | A/B | A/B | A/B | A/B | A/B | |
| 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 | |
| Main dimension(mm) | 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 | |
| Power frequency-Dry/kV | 35 | 50/45 | 65/55 | 70/65 | 85/80 | 100 | 100 | |
| Power frequency-Wet/kV | 20 | 25 | 35/30 | 40/35 | 45 | 50 | 50 | |
| Critical impulse-Positive/kV | 50 | 75/70 | 100/90 | 110/105 | 140/130 | 150 | 150 | |
| Critical impulse-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 | |
| Radio influence voltage-maximum RIV at 1000Hz-uV | 2500/50 | 2500/50 | 5500/50 | 5500/50 | 8000/100 | 8000/100 | 8000/100 | |
| Low frenquency puncture voltage agerage/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 | |
If you have some problems about Pin insulators Needle 55 series, or want to know more details about Porcelain Insulator,Composite Insulator,Power Line insulator,Fuse Cutout,etc. Welcome to contact us!
Looking forward to your inquiry.
