Bussmann Fuses 60A FRN-R Cartridge Fuse is a heavy-duty Fusetron dual element, time delay cartridge fuse designed specifically for motor protection. This fuse helps safeguard motors from burnout caused by overloads or single phasing, ensuring reliable operation. Its time delay feature allows the initial startup surge typical of motors to pass without interruption, but it opens to prevent damage during longer, dangerous overloads. This UL listed Class R fuse has a 200,000 AIR (amp interrupting rating) and is rated for 250V. Fuses from 1/10A to 60A come with ferrule ends, while those from 70A to 200A feature knife-blade ends, making it versatile for various applications. Model Number: 60A FRN-R