IEC Standard Porcelain Line Post Insulators ANSI 57-5
Line post insulators shall conform in all respects to the requirements of ANSI standard.
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.
Cat.No | QS11354S / QS11354L |
Class ANSI | 57-5S / 57-5L |
Creepage Distance(mm) | 1143 |
Dry Arcing Distance(mm) | 438 |
Cantilever Strength(KN) | 12.5 |
Low Frequency Dry Flashover(KV) | 175 |
Low Frequency Wet Flashover(KV) | 150 |
Critical Impulse Flashover, Pos(KV) | 290 |
Critical Impulse Flashover, Neg(KV) | 380 |
Test Voltage to Ground(KV) | 44 |
Maximum RIV at 1000KHz(uV) | 200 |
Net Weight Each Approx(KG) | 18 |
Number in Standard Package | 2 |