EATON BUSSMANN LPN-RK-50SP

® Bussmann ® LOW-PEAK LPN-RK Dual-Element, Time-Delay Fuses �‰`…-60A Class RK1 – 250 Volt Dimensional Data 2" 3" 0.81" (– 0.008) 0.56" (– 0.008) (– 0.31) (– 0.31) �‰`…A to 30A 35A to 60A Features: • Current-limitation for maximum short-circuit protection. • Type 2 protection for IEC and NEMA starters when properly sized. • High inrush current motor protection. • Time-delay permits 130% FLA sizing for back-up motor protection. • Protection against single-phase motor damage. • Low watt loss power consumption. Catalog Symbol: LPN-RK_SP • Electrically isolated end caps. Dual-Element, Time-Delay – 10 seconds (minimum) at 500% • 125Vdc, UL Listed. rated current (8 seconds for 0-30A sizes) Current-Limiting Ampere Rating: �‰`… to 60A Fuse Reducers For Class R Fuses Voltage Rating: 250Vac (or less) Desired Catalog Number 125Vdc (or less) Equipment Fuse (Case) (Pairs) Fuse Clips Size 250V Interrupting Rating: 60A 30A No. 263-R AC: 300,000A RMS Sym. 30A No. 213-R 100A DC: 100,000 Amperes 60A No. 216-R Agency Information: 200A 60A No. 226-R UL Listed – Special Purpose*, Guide JFHR, File E56412 CSA Certified (200,000AIR), Class 1422-02, File 53787 Class RK1 per CSA C22.2, No. 248.12 *Meets all performance requirements of UL Standard 248-12 for Class RK1 fuses. Recommended fuseblocks for Class R 250V fuses Catalog Numbers See Data Sheet: 1110 LPN-RK-�‰`…SP LPN-RK-2SP LPN-RK-9SP LPN-RK-��‰`……SP LPN-RK-2�‰¢SP LPN-RK-10SP LPN-RK-�‰`…SP LPN-RK-2�‰“SP LPN-RK-12SP LPN-RK-�‰`…SP LPN-RK-2¡‰`…SP LPN-RK-15SP LPN-RK-�‰`…SP LPN-RK-3SP LPN-RK-17�‰“SP LPN-RK-�‰“SP LPN-RK-3�‰`…SP LPN-RK-20SP LPN-RK-�‰`…SP LPN-RK-3�‰“SP LPN-RK-25SP LPN-RK-¡‰`…SP LPN-RK-4SP LPN-RK-30SP LPN-RK-1SP LPN-RK-4�‰“SP LPN-RK-35SP LPN-RK-1�‰¥SP LPN-RK-5SP LPN-RK-40SP LPN-RK-1�‰¢SP LPN-RK-5�‰`…SP LPN-RK-45SP LPN-RK-1�‰`…SP LPN-RK-6SP LPN-RK-50SP CE logo denotes compliance with European Union Low Voltage Directive LPN-RK-1�‰`…SP LPN-RK-6�‰¢SP LPN-RK-60SP (50-1000Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact Bussmann Application Engineering at 636-527-1270 for more information. LPN-RK-1¡‰`…SP LPN-RK-8SP � Carton Quantity and Weight Weight** Ampere Carton Ratings Qty. Lbs. Kg. 0–30 10 0.5 0.227 35–60 10 1.2 0.544 **Weight per carton. Form No. LPN-RK 0-60 Page 1 of 2 10-2-02 Data Sheet: 1003 SB02295 ® Bussmann ® LOW-PEAK LPN-RK Dual-Element, Time-Delay Fuses �‰`…-60A Class RK1 – 250 Volt Time-Current Characteristic Curves–Average Melt AMPERE RATING AMPERE 300 RATING 300 100 100 10 1 10 .1 1 .01 RMS SYMMETRICAL CURRENT IN AMPERES Current-Limitation Curves B 400,000 .1 100,000 .01 60 10,000 30 RMS SYMMETRICAL CURRENT IN AMPERES A 1,000 The only controlled copy of this Data Sheet is the electronic read-only version located on the Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical informa- tion that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of RMS SYMMETRICAL CURRENTS IN AMPERES A–B=ASYMMETRICAL AVAILABLE PEAK (2.3 x SYMM RMS AMPS) any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Form No. LPN-RK 0-60 Page 2 of 2 10-2-02 SB02295 Data Sheet: 1003 INSTANTANEOUS PEAK LET-THROUGH CURRENT IN AMPS TIME IN SECONDS .1 1,000 .1 .15 .2 .3 .4 .5 .6 .8 1 1 1.25 1.6 2 2.5 10,000 3.2 4 5 6.25 8 10 10 12 100 100,000 200,000 AMPERE RATING 1,000 TIME IN SECONDS 20 15A 20A 30A 60A 100 1,000 10,000