Glass Insulator-antipollution U160BP / 155H-

Alternating-current system Disk-shaped suspending insulator Anti-pollution Type This is characteristics for only some types of glass insulator. For other information, please visit our website or contact us. Insulator Model U100B/146H U210BP/146H U160BP/155H Diameter D (mm) 255 255 280 Structure H (mm) 146 146 155 Creepage distance L (mm) 400 400 450 Socket coupling (mm) 16 16 20 Mechanical failing load (kN) 100 120 160 Mechanical routine test (kN) 50 60 80 Dry power frequency withstand voltage (kV) 80 80 85 Wet power frequency withstand voltage (kV) 45 45 50 Dry lightning impulse withstand voltage (kV) 110 110 125 Impulse puncture voltage (p.u.) 2.8 2.8 2.8 Min power frequency puncture voltage (kV) 130 130 130 Radio influence voltage (μV) ≤50 ≤50 ≤50 Electric iron visual test (kV) 18/22 18/22 18/22 Power frequency electric arc voltage 0.12s/20kA 0.12s/20kA 0.12s/20kA Net weight per unit (kg) 4.6 4.6 7.3 This is characteristics for only some types of glass insulator. For other information, please visit our website or contact us.