- Class RK1 fast-acting fuses are rated at 250 VAC
- Current limitation for non-inductive circuits provides RK1 current-limiting response to maximum ground fault and short-circuited conditions
| Type | Cartidge |
| Style | Fast-Acting |
| Voltage | 250 VAC |
| Amps | 4 |
| Material | Fiber |
| Element | Single |
| Length | 2" |
| Dia. | .56" |
| Series | KTN-R |
| Industry No. | KTN-R-4 |
| Indicating / Nonindicating | Nonindicating |
| Class | RK1 |
| Body Style | Cylindrical |
| Interrupt Rating | 200kA |
| Standards | CE, Std. 248-12, Class RK5, UL Listed, Guide JDDZ, E4273, CSA Certified, Class 1422-02, File 53787 |
| Application | Panelboards |
