The Cooper Bussmann FRN Series 20 Amp Brass Time Delay Fuse Cartridges (2-Pack) have fiberglass tubes and are current limiting, Class RK5, dual-element time-delay fuses with a 10-second minimum at 500% design. Typical applications include power panel boards, motor control centers, combination starters and machinery disconnects. These fuse cartridges are UL- and CSA listed for safety.
- Used in power panel boards, motor control centers, combination starters and machinery disconnects
- Operating maximum of 30 Amp s
- Operating maximum of 250 volts
- UL listed