Busduct Insulator Code:0419 Catalogue No . 0419 Nominal System Voltage (kV) 20 Nominal Creepage Distance (mm) 310 Power Frequency Withstand Voltage (kV) Wet 50 Dry 70 Lightning Impulse Withstand Voltage (kV) 170 Cantilever Strength (kN) 4 Weight (kg) 5 SiteAdmin2020-06-23T13:38:30+04:30