U160BLP Sediver Toughened Glass Suspension Insulator Toughened Glass Disc Insulator
for High Voltage Suspension Insulator String
U160BLP Sediver glass insulator is a toughened fog type glass insulator designed for high-voltage transmission lines up to 550kV, especially in heavy pollution areas. It offers a high mechanical breaking load of 160kN, ensuring excellent performance and reliability in harsh environmental conditions.
This U160BLP Sediver glass insulator complies with IEC standards. It features a nominal diameter of 320mm, height of 170mm, creepage distance of 550mm, and a coupling size of 20mm. The net weight is approximately 9.1kg.
U160BLP Sediver Glass Insulator Technical Specifications

DIMENSIONS
According to IEC 60305
IEC designation: U160BLP
Diameter of shell (D): 320 mm
Spacing (P): 170 mm
Min. nominal creepage distance: 550 mm
Couplings according to IEC 60120: 20
Approximate net weight: 9.1 kg
MECHANICAL PERFORMANCE
According to IEC 60383
Min mechanical failing load: 160 kN
Routine Test Load: 80 kN
ELECTRICAL PERFORMANCE
According to IEC 60383
Power frequency withstand voltage
dry one minute: 90 kV
wet one minute: 55 kV
Lightning impulse withstand voltage: 140 kV
Withstand puncture voltage: 130 kV
COMPONENT PARTS
Dielectric shell: Toughened glass
Cap: Hot dip galvanized cast iron
Pin: Hot dip galvanized forged steel
Cotter key: Stainless steel
Cement: Aluminous, hot cured