Bussmann 40A FRN-R Cartridge Heavy-Duty Time Delay Cartridge Fuse (2-Pack)

Heavy-duty Fusetron, dual element, time delay FRN-R cartridge fuse for motor protection. Helps protect motors from burnout caused by overloads or single phasing. Time delay feature allows the initial startup surge for typical motors to pass, but opens prior to burnout when longer dangerous overloads are present. UL (Underwriter's Laboratories) listed Class R 200,000 AIR (amp interrupting rating). 1/10A to 60A have ferrule ends, 70A to 200A have knife-blade ends. 250V. null -

Quantity: 2 Pack 40A Type FRN-R Cartridge Fuse Fusetron Time Delay, 250V Provides motor overload, ground fault and short-circuit protection Helps protect motors against burnout from overloads and from single phasing on three phase systems Simplifies and improves blackout prevention selective coordination Can be applied in circuits subject to temporary motor overloads and surge currents to provide high performance short-circuit and overload protection