Transformer Bushing insulator (A 4500) code:0549 Catalogue No . 0549 Type A4500 Material Porcelain Glaze Color Brown Creepage Distance (mm) 140 Nominal Current (A) 4500 Power Frequency Flashover Voltage (kV) Wet 40 Dry 55 Power Frequency Withstand Voltage / Dry (kV) 50 Weight (kg) 4 SiteAdmin2020-06-23T16:14:09+04:30