CTV 175 and CTV 254 are two commonly used types of suspension glass insulators in Algeria. They are widely applied in medium and high voltage overhead transmission lines ranging from 10kV to 110kV, where they serve the dual function of supporting and insulating conductors, ensuring the power system’s safety and stability.
CTV 175 Technical Parameters
Standard: IEC60383-1
Dimensions
• Spacing: 110 mm
• Diameter: 175 mm
• Nominal Creepage Distance: 185 mm
• Standard Coupling IEC60120: 11R
• Weight: 2.1 kg
Mechanical Performances
• Minimum Mechanical Failing Load: 40 kN
Electrical Performances
• Lightning Impulse Withstand Voltage: 70 kV
• Power Frequency Dry Withstand Voltage: 50 kV
• Power Frequency Wet Withstand Voltage: 20 kV
• Power Puncture Voltage: 110 kV
CTV 254 axe 14 Technical Parameters
Standard: IEC60383-1
Dimensions
• Spacing: 146 mm
• Diameter: 255 mm
• Nominal Creepage Distance: 320 mm
• Standard Coupling IEC60120: 16R
• Weight: 3.78 kg
Mechanical Performances
• Minimum Mechanical Failing Load: 70 kN
Electrical Performances
• Power Frequency Wet Withstand Voltage: 40 kV
• Dry Lightning Impulse Withstand Voltage: 110 kV
