Current 등급 = 315mA Fuse Size = 5 x 20mm Fuse Speed = F Voltage Rating = 250V ac Body Material = Glass 시리즈 = Bussmann Cooper Bussmann - GDB 시리즈. Professional range of Cooper Bussmann quick acting fuses from the GDB series. The fuses are generally used within electric heat circuits, disconnect switches and meters. Cylindrical Mounting Style - Holder/Clip