217029 C8-125-III Column Type Porcelain Insulator

217029 C8-125-III Column Type Porcelain Insulator

Overview
Class C-110 porcelain composite insulator. Its shape is cylindrical, with symmetrical or alternating skirts, it provides the necessary insulation in conductors and electrical equipment, and is suitable for different levels of contamination.

Marginal Note

• C: Column Type Porcelain Insulator
• P: Porcelain Material
• 8: Mechanical resistance to bending
• 125: Basic impulse insulation level
• III: Class three for use in extra high contamination areas.

Characteristics
It has appropriate hardware for installation or rigid fastening at both ends.

• Descripción corta CFE: CP8-125-III
• Tensión nominal del sistema (kV): 13,8
• Tensión máxima de diseño (kV): 15,5

Insulation withstand voltage:

• Lightning impulse (N.B.A.I) (kV): 125
• Wet low frequency (kV): 50

Radio interference voltage

• Test voltage at 60 Hz (kV): 10
• Maximum voltage at 1 MHz (µV): 50

Breaking loads

• Flexion (N): 8000
• Torque (N-m): 1200

Dimensions:

• Height (mm): 305
• Hole circle diameter: Upper base (mm) 76, Lower base (mm) 76
• Minimum creepage distance (mm): 500
• Approximate net mass (kg): 11.31

Applications
It is used as support and insulation in electrical installations and equipment.

Advantages
It represents better resistance to breaking loads such as bending and torsion forces.

Applicable standards in México.

• CFE 52810-32
• NMX-J-250-1
• ANSI C29.9
• IEC 60273