U70B Toughened Glass Disc Insulator For 33kV Lines
U70B/140 toughened glass disc insulator for 33 kV lines. 70 kN failing load, 255 mm diameter, 320 mm creepage, 16 mm coupling, 130 kV puncture voltage, 3.6 kg.
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Toughened glass disc insulators for transmission line suspension and tension strings, from 40kN to 160kN.
Every Glass Suspension Insulators We Make
Glass Suspension Insulators
Aerodynamic Toughened Glass Suspension Insulator XYAY Series
Glass Suspension Insulators
- Rated Mechanical Failing Load 120 kN
- Nominal Creepage Distance 365 mm
- Power Frequency Puncture Voltage 130 kV
U40B Toughened Glass Disc Insulator 40kN
Glass Suspension Insulators
- Creepage Distance 185 mm
- Socket Coupling 11 mm
- Wet Power Frequency Withstand Voltage 25 kV
U70B Toughened Glass Disc Insulator For 33kV Lines
- Diameter 255 mm
- Creepage Distance 320 mm
- Socket Coupling 16 mm
What Buyers Come To Us With
- Punctured discs that a ground or aerial patrol cannot identify
- Pollution flashover on strings that cannot be washed often enough
- Coupling mismatch between new discs and installed string hardware
- String length set without reference to creepage per disc
What The Range Gives You
- U-series from U40B at 40kN through U160B at 160kN
- Creepage per disc from 185mm to 400mm
- Aerodynamic profile discs that shed wind-blown dust between washes
- Mechanical routine testing on every disc, from 20kN to 80kN by rating
Suited To
- Transmission line contractors
- Utility line engineering teams
- Project distributors supplying string hardware
Where It Is Used
- Suspension and tension strings on transmission lines
- Desert and coastal corridors with heavy deposits
- Re-insulation of lines with a flashover history
- Replacement of individual failed discs
Industries We Supply With This Range
Overhead Line Contractors
Replacement insulators whose groove width or spindle bore does not match
Power Utilities And Substations
A line section or substation that keeps flashing over after every wet season
Glass Suspension Insulators Questions
Guides For This Range
Toughened Glass And Porcelain Insulators Compared
The practical difference between the two on an overhead line is not dielectric strength. It is what happens when one fails, and wh
Talk To An Engineer About Glass Suspension Insulators
Send the drawing, the pollution class at the site, or a photograph of the part you are replacing. A reply comes back within 24 hours.
Product Photographs
Products in This Category
Aerodynamic Toughened Glass Suspension Insulator XYAY Series
Aerodynamic profile toughened glass disc insulator to IEC 60383. 120 kN failing load, 365 mm creepage, 130 kV puncture voltage, 6 kg. For dusty and coastal lines.
View Details →U40B Toughened Glass Disc Insulator 40kN
U40B/110 toughened glass disc insulator, 40 kN failing load, 178 mm diameter, 185 mm creepage, 11 mm socket coupling, 90 kV power frequency puncture voltage.
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