Electrical Power Insulators – Suspension Porcelain Insulator ANSI, Class 52-4, ANSI 52-4

Electrical Power Insulators – Suspension Porcelain Insulator ANSI, Class 52-4, ANSI 52-4

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


Dimensions:

Diameter (D): 10 Inches (254mm)

Spacing (H): 5 3/4 Inches (146mm)

Leakage Distance: 12 5/8 Inches (320mm)

Dry Arcing Distance: 7 3/4 Inches (197mm)

Coupling Size: Type B


Mechanical Values:

Combined M&E Strength: 15,000Pounds (67kN)

Impact Strength: 55 Inch-pounds (6.2Nm)

Routine Proof Test Load: 7,500Pounds (33.3kN)

Time Load Test Value: 10,000Pounds (44.5kN)

Maximum Working Load: 7,500Pounds (33.3kN)


Electrical Values:

Low Frequency Dry Flashover Voltage: 80kV

Low Frequency Wet Flashover Voltage: 50kV

Critical Impulse Flashover Voltage, Positive: 125kV

Critical Impulse Flashover Voltage, Negative: 130kV

Low Frequency Puncture Voltage: 110kV


Radio Influence Voltage Data:

Test Voltage RMS to Ground: 10kV

Maximum RIV at 1000 kHz: 50μV


Packing and Shipping Data:

Net Weight, Approximate: 4.8kg