High Voltage Pin Type Insulator ANSI 56-3

High Voltage Pin Type Insulator ANSI 56-3

The following pin insulators comply with the ANSI Standard. The glaze colors of the insulators are brown or light gray.


Diameter (D): 10 1/2 Inches (267mm)

Height (H): 7 1/2 Inches (191mm)

Leakage Distance: 21 Inches (533mm)

Dry Arcing Distance: 9 1/2 Inches (241mm)

Min Pin Height: 8Inches (203mm)

Mechanical Values:

Cantilever Strength: 3,000Pounds (13.6kN)

Electrical Values:

Typical Application Voltage: 34.5kV

Low Frequency Dry Flashover Voltage: 125kV

Low Frequency Wet Flashover Voltage: 80kV

Critical Impulse Flashover Voltage, Positive: 200kV

Critical Impulse Flashover Voltage, Negative: 265kV

Low Frequency Puncture Voltage: 165kV

Radio Influence Voltage Data:

Test Voltage RMS to Ground: 30kV

Maximum RIV at 1000 kHz: 200μV

Packing and Shipping Data:

Net Weight, Approximate: 8.5kg