| Application: | High-voltage |
|---|---|
| Material: | Porcelain |
| Structure: | Post Insulator |
| Type: | A Type Insulator |
| Usage: | High Voltage Power Transmission, Insulation, Electrical Installation |
| Connection Method: | Trough Type |
| Samples: |
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| Customization: |
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| TR Series Ceramic Porcelain Station Post Insulator for Transmission | ||||||
| ANSI Class | TR205 | TR208 | TR210 | TR214 | TR216 | |
| Dimensions | ||||||
| Diameter | mm | 178 | 178 | 191 | 203 | 232 |
| Height | mm | 254 | 356 | 457 | 559 | 762 |
| Creepage distance | mm | 394 | 610 | 940 | 1092 | 1892 |
| Mechanical Values | ||||||
| Torsion Strength | kn | 38 | 44.5 | 53 | 62 | 71 |
| Compression Strength | kn | 44.5 | 44.5 | 66.7 | 66.7 | 111 |
| Cantilever Strength | kn | 8.9 | 8.9 | 8.9 | 8.9 | 6.7 |
| Electrical Values | ||||||
| power frequency dry withstand voltage | kv | 85 | 110 | 145 | 170 | 235 |
| power frequency wet withstand voltage | kv | 55 | 75 | 100 | 125 | 180 |
| Critical impulse flashover voltage,positive | kv | 125 | 170 | 225 | 280 | 390 |
| Critical impulse flashover voltage,negative | kv | 200 | 250 | 290 | 340 | 475 |
| Impulse Withstand voltage | kv | 110 | 150 | 200 | 250 | 300 |
| Power frequency dry flashover voltage | kv | 55 | 75 | 100 | 125 | 180 |
| Power frequency wet flashover voltage | kv | 40 | 60 | 80 | 100 | 145 |
| Radio influence Voltage Data | ||||||
| Impulse Withstand Voltage | kv | 110 | 150 | 200 | 250 | 350 |
| Net weight,approximate | kg | 7 | 11 | 16 | 21 | 30 |
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.
Give a new business opportunity for yourself and mine.
Waiting your email.Do not shilly-shally
Name:Gary Peng
Tel:+86-19179910828 Fax:+86-0079-7513777
Address:Room 317,Zhongchuang Industrial,Feitian Internet,Luxi County,
Pingxiang city, Jiangxi Province, China.
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