Bussmann FRS-R-40 40A 600V Class RK5 Time-Delay Fuse — 2-Pack, New
Genuine Cooper Bussmann FRS-R-40 Fusetron energy-efficient dual-element time-delay Class RK5 fuses. 40-amp, 600VAC / 250VDC, current limiting. Interrupting rating 200kA AC / 20kA DC. UL and CSA listed. Includes 2 fuses. New, not in original packaging.
Product Details
Brand: Cooper Bussmann
Part Number: FRS-R-40
Series: Fusetron Energy Efficient
Amperage: 40A
Voltage Rating: 600VAC / 250VDC
Class: RK5
Type: Dual-element time-delay, current limiting
Interrupting Rating: 200kA AC / 20kA DC
Listings: UL and CSA listed
Quantity: 2 fuses
Condition: New, not in original packaging
Common Applications
Motor branch circuit and feeder protection at 600V (NEC 430)
Transformer primary and secondary protection
Industrial control panels, MCCs, and switchgear fusing
HVAC, pump, and compressor motor circuits at 600V
Service and feeder fusing where 600V Class RK5 is specified
Why Bussmann FRS-R (Fusetron)?
Dual-element design tolerates motor inrush without nuisance blowing
Current-limiting action reduces arc flash incident energy
600V rating covers a wide range of commercial and industrial 480V and 600V systems
Class RK5 rejection feature prevents installation of lower-rated fuses
Ships standard parcel. Genuine Cooper Bussmann OEM fuses.
Brand: Cooper Bussmann | P/N: FRS-R-40 | 40A | 600VAC/250VDC | Class RK5 | Dual-Element Time-Delay | Current Limiting | IR 200kA AC/20kA DC | UL/CSA Listed | Qty: 2 | Condition: New
