Low-Peak 600V Class RK1 LPS-RK 600Vac/300Vdc, 70-600A, Dual Element, Time-Delay Fuses Dimensions in A B Available with easyID open fuse indication Amp Rating AB 70-100 7.88 ( 0.062) 1.11 ( 0.02) Description: Ultimate protection Class RK1 current-limiting, 110-200 9.63 ( 0.062) 1.61 ( 0.02) dual element, time-delay fuses available with optional open 225-400 11.63 ( 0.094) 2.36 ( 0.02) fuse indication. 450-600 13.38 ( 0.094) 2.88 ( 0.02) Catalog Symbols: LPS-RK-(amp)SP (non-indicating) Features: Industrys only UL Listed and CSA Certified fuse with a LPS-RK-(amp)SPI (indicating) 300kA Vac interrupting rating that exceeds requirements for Ratings: virtually all applications Volts 600Vac, 300Vdc Current-limitation for maximum short-circuit protection and reduced arc flash hazard Amps 70-600A Easy selective coordination with all Low-Peak fuses using IR 300kA Vac RMS Sym. simple 2:1 ampacity ratio 100kA Vdc No damage Type 2 protection for IEC and NEMA starters when properly sized Agency Information: High inrush current motor protection CE, UL Listed, Guide JDDZ, File E4273 Time-delay permits 130% FLA sizing for back-up motor CSA Certified, Class 1422-02, File 53787, overload protection and single-phasing protection Low watt loss power consumption Class RK1 per CSA C22.2 No. 248.12 Electrically isolated end caps for additional safety Catalog Numbers (amps) Non-Indicating Fuses* Applications: LPS-RK-70SP LPS-RK-150SP LPS-RK-350SP Feeder and Branch Circuits LPS-RK-80SP LPS-RK-175SP LPS-RK-400SP Motors LPS-RK-90SP LPS-RK-200SP LPS-RK-450SP Transformers LPS-RK-100SP LPS-RK-225SP LPS-RK-500SP Solenoids LPS-RK-110SP LPS-RK-250SP LPS-RK-600SP General Purpose Circuits LPS-RK-125SP LPS-RK-300SP Recommended Fuse Blocks * Open fuse indication available on all part numbers by inserting the suffix I, e.g., LPS-RK-90SPI. Requires 75Vac minimum voltage. Fuse Amps 1-Pole 2-Pole 3-Pole 70-100 RM60100-1CR RM60100-2CR RM60100-3CR Carton Quantity and Weight 110-200 RM60200-1CR RM60200-2CR RM60200-3CR Amp Rating Carton Qty. 225-400 RM60400-1CR RM60400-2CR RM60400-3CR 70100 1 450-600 RM60600-1CR RM60600-2CR RM60100-3CR 110200 1 225400 1 For additional information on the RM Series of 600 volt fuse 450600 1 blocks, see product brochure 3192. Fuse Reducers For Class R Fuses Equipment Desired Fuse Catalog Numbers Fuse Clips (Case) Size (Pairs) 600V 200A 100A NO.2621-R 100A NO.2641-R 400A 200A NO.642-R 100A NO.2661-R 600A 200A NO.2662-R 400A NO.2664-R Single reducer only (pair not required). For additional information on Class R fuse reducers, see Data Sheet 1118. 0713 BU-SB13685 Page 1 of 3 Data Sheet 1002Low-Peak 600V Class RK1 LPS-RK 600Vac/300Vdc, 70-600A, Dual Element, Time-Delay Fuses Time-Current Curves - Average Melt 0713 BU-SB13685 Page 2 of 3 Data Sheet 1002