POWR-GARD Fuse Datasheet CLASS J JLS SERIES FUSES 600 VAC Fast-Acting 1-600 A QPL Specifications Voltage Ratings 600 VAC Interrupting Ratings 200 kA rms symmetrical Ampere Range 1600 A Approvals Standard 248-8, Class J UL Listed (File: E81895) CSA Certified (File: LR29862) Federal Specification WF-1814 (QPL-W-F-1814) Ordering Information AMPERE RATINGS 1 20 45 90 175 350 3 25 50 100 200 400 6 30 60 110 225 450 10 35 70 125 250 500 Description 15 40 80 150 300 600 The UL Listed Class J JLS Series fuses provide space CATALOG ORDERING SERIES AMPERAGE saving, fast-acting overload and short-circuit protection for NUMBER NUMBER vital industrial and power conversion applications. JLS 110 JLS110 0JLS110.X Littelfuses JLS Series fuses offer best in class current limitation that prevents equipment damage from overcurrent Peak Let-Thru Curve faults. JLS Features and Benefits 1000000 Superior performance in a space saving package Reliable interruption of all overcurrents with protection up to 200kA Extremely current limiting 100000 Fast-acting protection for surge-sensitive devices and 600 A components 400 A 200 A Reduces heating and magnetic effects due to 100 A overcurrents, extending equipment life 10000 60 A 30 A Economical and readily available Applications 1000 Power conversion device protection Variable speed drives Rectifiers Resistive loads 100 Solid-state devices Web Resources AVAILABLE FAULT CURRENT SYMMETRICAL R. M. S. AMPERES Download TC curves, CAD drawings and other technical information: littelfuse.com/jls Dimensions Recommended Fuse Holders Please refer to the Class J dimensions on page 2 LFJ60 Series 8 LFPSJ Series ( 10 60 A) 1 of 3 www.littelfuse.com 2017 Littelfuse POWR-GARD Products 05567005 Rev: 062617 PEAK LET-THRU IN AMPERES 100 1000 10000 100000 200000 POWR-GARD Fuse Datasheet CLASS J JLS SERIES FUSES Dimensions Inches (mm) C G F D H A A B E C D Fig. 2 Fig. 1 Dimensions DIMENSIONS INCHES (mm) REFER TO AMPERES FIG. NO. A B C D E F G H 1 1 13 4 2 16 1 30 1 2 (57.2) (12.7) (20.6) 3 5 1 35 60 1 2 8 (60.3) 8 (15.9) 1 16 (27.0) 5 17 23 5 3 9 1 8 32 32 8 4 32 8 70 100 2 2 (66.7) 3 (89.7) 3 (94.5) 4 (117.5) 1 (25.4) (19.1) (7.1) (3.2) 9 15 3 1 1 9 3 110 200 2 3 (76.2) 4 32 (108.7) 4 32 (113.5) 5 4 (146.1) 1 2 (38.1) 1 8 (28.6) 32 (7.1) 16 (4.8) 3 1 3 1 5 13 1 225 400 2 3 8 (85.7) 5 8 (130.2) 5 8 (136.5) 7 8 (181.0) 2 (50.8) 1 8 (41.3) 32 (10.3) 4 (6.4) 3 27 5 1 17 3 450 600 2 3 4 (95.3) 5 32 (148.4) 6 32 (156.4) 8 (203.2) 2 2 (63.5) 2 (50.8) 32 (13.5) 8 (9.5) Current-Limiting Effects of JLS (600 V) Fuses APPARENT RMS SYM MET RIC AL CURRENT FOR VARIOUS FUSE RATINGS SHORT CIRCUIT CURRENT 30 A 60 A 100 A 200 A 400 A 600 A 5,000 750 1,450 1,650 2,600 4,450 5,000 10,000 925 1,800 2,050 3,200 5,450 8,700 15,000 1,050 2,025 2,350 3,600 6,200 9,650 20,000 1,150 2,225 2,570 3,950 6,700 10,400 25,000 1,225 2,375 2,750 4,200 7,200 11,000 30,000 1,300 2,500 2,900 4,400 7,500 11,750 35,000 1,350 2,600 3,050 4,650 7,900 12,250 40,000 1,425 2,725 3,200 4,850 8,200 12,500 50,000 1,525 2,900 3,450 5,200 8,750 13,500 60,000 1,600 3,100 3,650 5,500 9,250 14,000 80,000 1,775 3,375 4,000 6,000 10,000 15,000 100,000 1,900 3,600 4,250 6,400 10,800 16,000 150,000 2,125 4,050 4,900 7,300 12,150 18,000 200,000 2,350 4,450 5,300 8,000 13,150 19,250 Prospective RMS Symmetrical Amperes Short-Circuit Current Note: Data derived from Peak Let-Thru Curves 2 of 3 www.littelfuse.com 2017 Littelfuse POWR-GARD Products Rev: 062617