Changsha Power Electric Co.,Ltd.
Customers’ satisfaction is our unremitting pursuit.
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Description:
1. The insulator cap are made from high density malleable iron , each piece of caps are well tested with magnetic powder testing .
The insulator cap surface are hot galvanized , Min. zinc thickness are more than 85μm . the galvanization surface are smooth and shinning , and without of any defect.
2. The insulation parts are made of high aluminum porcelain C130 . the porcelain surface covered a layer of hard glaze , color brown , we can also produce such product with color white , grey or as per customer's specifications.
3. the material of locking device are stainless steel , its function is to guarantee insulator connection with related hardware very firmly .
4. Cementing material are Portland cement to assemble porcelain body and related cap . even after years of servicing , the cement still keep good performance.
Specifications:
Technical requirements:
1. Glaze: Light Gray
2. Creepage distance: 1829mm
3. Impulse withstand voltage: 350kV
Impulse flashover voltage: 390kV
4. Wet power frequency withstand voltage: 145kV
5. Cantilever strength: 8.9kN Torsion strength: 1.695kN.m
Compression strength: 111KN Tension strength: 71KN
6. Standard: ANSI C29.9 C29.1
Competitive advantages:
Reasonable insulation structure high reliability of inter-turn insulation.
Stainless steel flange low magnetic inductivity high resistivity.
Convenient transportation and flexible installation.
Low loss
Low temperature rise
High mechanical strength, strong weather ability.
Outstanding crack resistance.
Low thermal expansion coefficient