Customization: | Available |
---|---|
Application: | High-voltage, High-temperature |
Material: | Glass |
Still deciding? Get samples of US$ 5.5/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Jiangxi Johnson Electric Co., Ltd was built by Pingxiang Qiangsheng Electric Porcelain Manufacturing Co., Ltd, Huakun Electric Co., Ltd and Pingxiang East china Export Electric porcelain Co., Ltd . Three factories in Pingxiang. We are Manufacturer and trading company for Electrical insulator and trasnformer bushing. We're have two factories Lab in local . All type porcelain insulator Text Report.
High quality porduct is our business idear.Contact us, You will find a new business cooperation way from us.
IEC designation | U40B/110 | U70B/146 | U70B/127 | U100B/146 | U100B/127 | U120B/127 | U120B/146 | |
Diameter D | mm | 178 | 255 | 255 | 255 | 255 | 255 | 255 |
Height H | mm | 110 | 146 | 127 | 146 | 127 | 127 | 146 |
Creepage distance L | mm | 185 | 320 | 320 | 320 | 320 | 320 | 320 |
Socket coupling | mm | 11 | 16 | 16 | 16 | 16 | 16 | 16 |
Mechanical failing load | kn | 40 | 70 | 70 | 100 | 100 | 120 | 120 |
Mechanical routine test | kn | 20 | 35 | 35 | 50 | 50 | 60 | 60 |
Wet power frequency withstand voltage | kv | 25 | 40 | 40 | 40 | 40 | 40 | 40 |
Dry lightning impulse withstand voltage | kv | 50 | 100 | 100 | 100 | 100 | 100 | 100 |
Impulse puncture voltage | P.U | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
Power frequency puncture voltage | kv | 90 | 130 | 130 | 130 | 130 | 130 | 130 |
Radio influence voltage | μv | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
Corona visual test | kv | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 |
Power frequency electric arc voltage | ka | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20Ka | 0.12s/20Ka |
Net weight per unit | kg | 2.1 | 3.6 | 3.5 | 4 | 4 | 4 | 4 |