Guy Strain Insulators are mainly used in terminal poles, corner poles, tension poles and long-span poles for insulation and connection of stay wires. The mechanical tensile failure loads of the product are 45 kN, 70 kN, 90 kN and 160 kN respectively.
Execution standard: JB/T 10585.2-2006 Insulators for Low Voltage Power Lines-Part 2: Tension Insulators for Low Voltage Overhead Power Lines
Main dimensions and properties
Model | J-45 | J-70 | J-90 | J-160 |
Drawing No. | 1 | 2 | 2 | 2 |
Main dimensions (mm) | L | 90 | 146 | 172 | 216 |
l | 42 | 73 | 72 | 90 |
B | 58 | 73 | 88 | 115 |
b | 45 | 44 | 60 | 67 |
d | 14 | 22 | 25 | 38 |
R | 10 | 13 | 14 | 22 |
Mechanical tensile failure load (kN) | 45 | 70 | 90 | 160 |
Power frequency dry flashover voltage (kV) | 20 | - | 30 | - |
Power frequency wet flashover voltage (kV) | 10 | 15 | 20 | - |
Model description: J-Tension porcelain insulator, the number after it is the mechanical tensile failure load kN.
