559CD ANSI 57-2S Insulator Line Post For Distribution Lines
Light gray Color Line Post Porcelain Insulator For Distribution Lines F Neck
Description:
Line post porcelain insulators shall conform in all respects to the requirements of ANSI standard. The insulators shall be made of good commercial-grade wet-process porcelain.The entire surface of the insulator, with the exception of a firing surface, shall be glazed. If gray is required, it shall be in accordance with ANSI Z55.1-1967 (R1973). Metal parts shall be made of a good commercial grade of malleable iron, ductile iron, steel, or aluminum. Ferrous parts, other than stainless steel, shall be galvanized in accordance with ASTM A153.
Specifications:
| Cat. No. | 12002 | |
| ANSI class |
57-2S 57-2L |
|
| Creepage distance mm | 559 | |
| Dry arcing distance mm | 241 | |
| Cantilever strength kN | 12.5 | |
| Low frequency flashover voltage | Dry flashover kV | 100 |
| Wet flashover kV | 70 | |
|
Critical impulse flashover voltage |
Positive kV | 160 |
| Negative kV | 205 | |
|
Radio influence voltage data |
Test voltage to ground kV |
22 |
|
MAX.RIV At 1000kHz μV |
100 | |
| Weight kg | 9.8 | |
Applications:
Horizontal and gain-base line post insulators are often used in applications to avoid the need to install a cross-arm on the pole.
Features:
Our porcelain insulators are manufactured using a wet porcelain process and cured in an environmentally controlled production facility to ensure a complete and even cure of the porcelain while also resulting in the highest quality surface finish.
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