Limitron® fast-acting fuses,KTN-R (250V) Class RK1
Low Voltage, Branch Circuit Rated Fuses - Branch Circuit Rated Fuses
Limitron® fast-acting fuses
Limitron® fast-acting fuses
KTN-R (250V) Class RK1
Specifications
Decription:
Fast-acting, current-limiting fuse.
Construction:
Melamine tube with silver fuse element.
Ratings:
Agency Information:
CE, Std. 248-12, Class RK1, UL Listed, Guide JDDZ, File E54273, CSA Certified, Class 1422-02, File 53787.
Features and Benefits:
@ Current limitation for non-inductive circuits provides Class RK1 current-limiting response to maximum ground fault and short-circuit conditions.
@ 200,000A interrupting rating provides high ratings at all
circuit locations.
@ Economical solutions for high-fault circuits.
@ 200,000A interrupting rating provides high ratings at all
circuit locations.
@ Economical solutions for high-fault circuits.
Typical Applications:
@ Panelboards
Note:
For superior electrical protection, Cooper Bussmann recommends upgrading KTN-R fuse applications to Low-Peak LPN-RK fuses.
| Catalog Number | Fuse Reducer - Catalog No. (Pairs) | Amps | A | B | Fuse Reducer - Desired Fuse (Case) Amp Size |
Note |
| KTN-R-1 | 263-R | 1 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-2 | 263-R | 2 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-3 | 263-R | 3 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-4 | 263-R | 4 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-5 | 263-R | 5 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-6 | 263-R | 6 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-8 | 263-R | 8 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-10 | 263-R | 10 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-12 | 263-R | 12 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-15 | 263-R | 15 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-20 | 263-R | 20 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-25 | 263-R | 25 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-30 | 263-R | 30 | 2 (50.8) | 0.56 (14.3) | 30 | RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-35 | 263-R | 35 | 3 (76.2) | 0.81 (20.6) | 30 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-40 | 263-R | 40 | 3 (76.2) | 0.81 (20.6) | 30 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-45 | 663-R | 45 | 3 (76.2) | 0.81 (20.6) | 30 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-50 | 263-R | 50 | 3 (76.2) | 0.81 (20.6) | 30 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-60 | 263-R | 60 | 3 (76.2) | 0.81 (20.6) | 30 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-70 | 216-R | 70 | 5.88 (149.2) | 1.06 (26.9) | 60 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-75 | 216-R | 75 | 5.88 (149.2) | 1.06 (26.9) | 60 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-80 | 216-R | 80 | 5.88 (149.2) | 1.06 (26.9) | 60 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-90 | 216-R | 90 | 5.88 (149.2) | 1.06 (26.9) | 60 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-100 | 216-R | 100 | 5.88 (149.2) | 1.06 (26.9) | 60 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-110 | 2621-R | 110 | 7.13 (181.0) | 1.56 (39.6) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-125 | 2621-R | 125 | 7.13 (181.0) | 1.56 (39.6) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-150 | 2621-R | 150 | 7.13 (181.0) | 1.56 (39.6) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-175 | 2621-R | 175 | 7.13 (181.0) | 1.56 (39.6) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-200 | 2621-R | 200 | 7.13 (181.0) | 1.56 (39.6) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-225 | 242-R | 225 | 8.63 (219.1) | 2.06 (52.3) | 200 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-250 | 2641-R | 250 | 8.63 (219.1) | 2.06 (52.3) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-300 | 2641-R | 300 | 8.63 (219.1) | 2.06 (52.3) | 200 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-400 | 242-R | 400 | 8.63 (219.1) | 2.06 (52.3) | 100 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-450 | 2664-R* | 450 | 10.38 (263.5) | 2.59 (65.8) | 400 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-500 | 2664-R | 500 | 10.38 (263.5) | 2.59 (65.8) | 400 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. |
| KTN-R-600 | 2661-R* | 600 | 10.38 (263.5) | 2.59 (65.8) | 400 | CLASS RK1 Dimension - in (mm) Basic dimensions are same as Class H (formerly NEC) One-Time (NON & NOS) and Superlag Renewable RES & REN fuses. NOTE: These fuses can be used to replace existing Class H, RK1 and RK5 fuses relating to dimensional compatibility. * Single reducer only (pair not required). |
