Insulators
ANSI 57-1 Brown Line Post Insulator, 438 mm Creepage — Alternate Product View
Product Overview
Brown-glazed ANSI 57-1 line post insulator variant with 438 mm creepage and 8 kN cantilever strength, per its model drawing.
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Technical Parameters
| Parameter | Unit | Value |
|---|---|---|
| Colour | Brown-glazed | |
| ANSI class | 57-1 | |
| Standard on drawing | ANSI C29.7 | |
| Body diameter | mm | 158 |
| Overall height | mm | 229 |
| Creepage distance | mm | 438 |
| Dry arcing distance | mm | 165 |
| Wet power-frequency withstand voltage | kV | 38 |
| Impulse voltage on drawing | kV | 95 |
| Cantilever strength | kN | 8 |
| RIV test voltage to ground | kV | 17.5 |
| Maximum RIV at 1000 kHz | µV | 100 |
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