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TR324-TR369 Post type insulator can be made of good commercial grade wet-process porcelain including TR324, TR367, TR368 and TR369, which porcelain surface that will be exposed after assembly shall be glazed.
The materials of TR324-TR369 Post type insulator according to ANSI standard
The entire porcelain surface shall be relatively free from imperfections. The colors of porcelain post insulators have white, brown and grey. But color is not a part of ANSI C29.9 standard. If the gray is required, it shall be in accordance with American National Standard Gray Finishes for Industrial Apparatus and equipment.
The end fittings of TR324-TR369 Post type insulator or other station post insulators
◆ Made of a good commercial grade of malleable iron, ductile iron, or steel.
◆ Ferrous parts other than stainless steel shall be galvanized in accordance with specification for zinc coating on iron and steel hardware
◆ Over 220kV station post type insulator shall be used with grading rings.
TR324-TR369 Post type insulator main technical parameters:
Type | TR324 | TR367 | TR-368 | TR369 |
Leakage distance, mm | 5659.5 | 5659.5 | 5659.5 | 5659.5 |
Cantilever strength, KN | 4.45 | 6.45 | 8.9 | 9.12 |
Tension strength, KN | 111.2 | 89 | 178 | 89 |
Torsion strength, N.m | 15760 | 7005 | 21014 | 7005 |
Compression strength, KN | 333.6 | 267 | 444.8 | 267 |
Low frequency test voltage, KV | 220 | 220 | 220 | 220 |
Critical impulse flashover positive voltage, KV | 1410 | 1410 | 1410 | 1410 |
Low frequency wet withstand voltage, KV | 525 | 525 | 525 | 525 |
Impulse withstand voltage, KV | 1300 | 1300 | 1300 | 1300 |
If you want to know more about TR324-TR369 Post type insulator or other station information, please visit Orient Power website.
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- E-mail: sales@orientinsulators.com
- Tel/Fax: +86 371 86097078
- Whatsapp: 86-13673997131