U70BL/146/255/320
High-voltage, High-temperature
Semiconductor
Standard Type Insulator
A Type Insulator
High Voltage Power Transmission, Insulation, Electrical Installation
70KN
ISO9001
Green
Qx
146mm
255mm
320mm
QX
Wooden Box Packaging
3.6kg
China
8546100000
Product Description
IEC designation | U100BL/146 | U100BS/127 | |
Diameter D | mm | 255 | 255 |
Height H | mm | 146 | 127 |
Creepage distance L | mm | 320 | 320 |
Socket coupling | mm | 16 | 16 |
Mechanical failing load | kn | 100 | 100 |
Mechanical routine test | kn | 50 | 50 |
Wet power frequency withstand voltage | kv | 40 | 40 |
Dry lightning impulse withstand voltage | kv | 100 | 100 |
Impulse puncture voltage | P.U | 2.8 | 2.8 |
Power frequency puncture voltage | kv | 130 | 130 |
Radio influence voltage | μv | 50 | 50 |
Corona visual test | kv | 18/22 | 18/22 |
Power frequency electric arc voltage | ka | 0.12s/20kA | 0.12s/20kA |
Net weight per unit | kg | 4 | 4 |



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1.Source factory, self-produced and self sold, low price.
2.More than ten years of operation, quality assurance.