








ANSI 54-3 is a high tension porcelain stay insulator, an ANSI standard pin type ceramic insulator with 91kN cantilever strength. It has 57mm creepage distance, 35KV dry/18KV wet flashover voltage, 140mm height and 1.20kg net weight for high-voltage power systems.

Stay insulators | |||||||
ANSI Class | | Gy3 | Gy4 | 54-1 | 54-2 | 54-3 | 54-4 |
Dimensions | |||||||
Diameter | mm | | | | | | |
Height | mm | 216 | 280 | 89 | 108 | 140 | 172 |
Creepage distance | mm | 118 | 126 | 41 | 48 | 57 | 76 |
Mechanical Values | |||||||
Cantilever strength | kn | 222 | 222 | 45 | 55 | 91 | 91 |
Electrical Values | |||||||
Low frequency dry flashover voltage | kv | 50 | 60 | 25 | 30 | 35 | 40 |
Low frequency wet flashover voltage | kv | 35 | 40 | 12 | 15 | 18 | 23 |
Packing and Shipping Data | |||||||
Net weight,approximate | kg | 4.2 | 5.0 | 0.50 | 0.65 | 1.20 | 1.85 |

