FRS-R-1-1-4
Manufacturer: Bussmann
FRS-R-1-1-4 Bussmann Cartridge Fuse (RK5)
Cartridge fuse in the Bussmann FRS-R (RK5) family, rated 1.25 A with slow-blow response. Voltage ratings are 600 VAC and 300 VDC; breaking capacity is 200 kA at rated AC and 20 kA at rated DC. Mounting requires a separate holder; physical size is 0.810 in diameter by 3.00 in length (20.57 mm x 76.20 mm). Agency approvals: CE, CSA, UL; intended for electrical and industrial circuit protection applications.
| Class | RK5 |
| Fuse Type | Cartridge |
| Applications | Electrical, Industrial |
| Mounting Type | Requires Holder |
| Response Time | Slow Blow |
| Package / Case | Cartridge, Non-Standard |
| Approval Agency | CE, CSA, UL |
| Lifecycle Status | Active |
| Size / Dimension | 0.810" Dia x 3.00" L (20.57mm x 76.20mm) |
| Voltage Rating - AC | 600 VAC |
| Voltage Rating - DC | 300 VDC |
| Current Rating (Amps) | 1.25A |
| Breaking Capacity @ Rated Voltage | 200kA AC, 20kA DC |