POWR-GARD Blocks & Holders LF SERIES CLASS J FUSE BLOCKS 600 V Specifications Voltage Ratings 600 V Ampere Ratings 0600 A Leakage Current <0.6 mA at 600 V Materials: Base Thermoplastic Fuse Clip Tin plated copper alloy Box Lug Aluminum Pressure Plate Zinc plated steel Screw Zinc plated steel Patent Flammability Rating UL 94 V-0 US8810420 Approvals UL Listed (File: E14721) CSA Certified (File: LR7316) Environmental RoHS Compliant, Lead (Pb) Free REACH Compliant Description Recommended Fuses The Littelfuse 600 V Class J blocks offer generous space Time Delay savings and enhanced value over previous generations, such Series: JTD ID as indication, snap-to-release DIN-rail mounting and universal Series: JTD mounting holes. Fast Acting Series: JLS Features/Benefits Space-saving designup to 45 % smaller For information about touch-safe Class J fuse holders, visit: Universal mounting holes for easy replacement Littelfuse.com/lfpsj Indication offered on all versions except 200600 A One hand release from DIN rail for ferrule style fuses Web Resources R einforced fuse clips are standard on all Class J blocks Covers available for 100 A and lower to enhance safety For sample requests, downloadable CAD drawings, fuse Both hex and slot set screw options available on 30 A block cover datasheet and other technical information, visit: and 60 A box lugs Littelfuse.com/fuseblocks Littelfuse.com/lfj Ordering Information (Class J 600 V) ORDERING NUMBER BASE COVER TERMINAL SUFFIX WIRE BASE TORQUE WIRE TYPE TEMP ORDERING RANGE PART RATING NUMBER* BOX LUG BOX LUG PRES SURE SCREW NUMBER HEX SLOT PLATE 1 LFJ600301 CID-HX CID PID SID C 614 AWG CU 30 2 LFJ600302 CID-HX CID PID SID 2.8 N-m (25 in-lbs) P 1014 AWG 125 C LFJ60030FBC Only 3 LFJ600303 CID-HX CID PID SID S 1022 AWG 1 LFJ600601 CID-HX CID 5.6 N-m (50 in-lbs) 24 AWG 60 2 LFJ600602 CID-HX CID CU-AL 125 C LFJ60060FBC 2.8 N-m (25 in-lbs) 614 AWG 3 LFJ600603 CID-HX CID 13.6 N-m (120 in-lbs) 2/06 AWG 1 LFJ601001 CID 100 4.5 N-m (40 in-lbs) 8 AWG CU-AL 130 C LFJ60100FBC** 3 LFJ601003 CID 4.0 N-m (35 in-lbs) 1014 AWG 1 LFJ602001 C 200 31.1 N-m (275 in-lbs) 250 kcmil-6 CU-AL 130 C 3 LFJ602003 C 1 LFJ604001 C 400 31.1 N-m (275 in-lbs) (2) 350 kcmil-1/0 CU-AL 130 C 3 LFJ604003 C 1 LFJ606001 C 600 42.4 N-m (375 in-lbs) (2) 500 kcmil-4 CU-AL 130 C 3 LFJ606003 C Note: Reinforcing springs standard on all Class J fuse blocks. *Covers sold individually. One cover needed for each pole. **Cover is not compatible with 70100 A JLS series fuses Littelfuse.com/lfj 2019 Littelfuse, Inc. 1 of 3 Rev: 091819 AMPERE RATING POLES TERMINAL Solid / Stranded DIN RAIL INDICATION POWR-GARD Blocks & Holders LF SERIES CLASS J FUSE BLOCKS Dimensions mm (inches) 600 V 30 A 29.2 (1.15) 21.8 (.86) 55.9 (2.20) 82.5 (3.25) 21.4 (.84) 49.5 (1.95) 39.2 (1.54) 12.5 (.49) 34.0 (1.34) 7.4 (.29) 43.2 .2 THRU (1.70) 56.5 .4 .2 (2.23) 94.1 R2.8 (.11) (3.70) TYP. 3.6 (.14) 600 V 60 A 42.4 (1.67) 81.2 (3.20) 119.9 (4.72) 32.9 (1.30) 56.9 (2.24) 50.8 (2.00) 22.5 (.89) 89.5 (3.52) 21.1 (.83) 12.0 (.47) 52.5 (2.07) 97.2 (3.83) 3.6 (.14) 600 V 100 A 136.1 (5.36) 66.5 (2.62) 48.8 (1.92) 87.1 (3.43) 37.1 (1.46) 49.0 (1.93) 21.0 (.83) 11.7 (.46) 17.3 (.68) 5.3 (.21) 72.5 (2.86) 72.5 (2.86) R3.6 (.14) TYP. 138.2 (5.44) .3 THRU .5 .6 Littelfuse.com/lfj 2019 Littelfuse, Inc. 2 of 3 Rev: 091819