Axial Lead and Cartridge Fuses Midget DC Fast-Acting Type KLKD Series U® L Fast-acting fuses designed for use in circuits with DC fault currents up to 10,000 amperes. Same AC interrupting ratings as KLK series. ELECTRICAL CHARACTERISTICS: Ampere Rating 1/10 –30 1/10–30 Opening Time 1 hour, Maximum 2 minutes, Maximum AGENCY APPROVALS: Listed by Underwriters Laboratories and Certified by CSA from 3/10 through 30 amperes. INTERRUPTING RATINGS: 10,000 amperes at 600 VDC. 100,000 amperes (capable of 200,000) at 600VAC. FUSES TO MIL SPEC: See KLK Series for QPL fuses with DC ratings. PATENTED QPL ORDERING INFORMATION: Cartridge Catalog Number KLK D 1/10 KLK D 1/8 KLK D 2/10 KLK D 1/4 KLK D 3/10 KLK D 1/2 KLK D 3/4 KLK D 1 KLK D 11/2 KLK D 2 KLK D 21/2 KLK D 3 KLK D 31/2 KLK D 4 KLK D 5 KLK D 6 KLK D 7 KLK D 8 KLK D 9 KLK D 10 KLK D 12 KLK D 15 KLK D 20 KLK D 25 KLK D 30 Ampere Rating .100 .125 .200 .250 .300 .500 .750 1 1.5 2 2.5 3 3.5 4 5 6 7 8 9 10 12 15 20 25 30 Nominal Resistance Cold Ohms 85.5 65.0 30.9 22.0 16.2 8.16 .402 .252 .134 .124 .0989 .0773 .0613 .0511 .0363 .0261 .0205 .0194 .0166 .0128 .0103 .0078 .0045 .00329 .002816 AC Voltage Rating 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 1/8A 2/10A 1/4A 3/10A 1/2A 3/4A 1A 1 1/2A 2A 2 1/2A 3A 3 1/2A 4A 5A 6A 7A 8A 9A 10A 12A 15A 20A 25A 30A Average Time Current Curves 1000 11 100 AXIAL LEAD AND CARTRIDGE FUSES % of Ampere Rating 135% 200% ® 38.1 (1.50") 10.31 (.406") TIME IN SECONDS 10 1 0.1 0.01 0.1 w w w. l i t t e l f u s e . c o m 10 1 CURRENT IN AMPERES 100 1000 441