POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES 300/600 VAC * Fast-Acting * 1-1200 A Specifications JLLN Voltage Ratings AC: 300 V DC: 160 V (1 - 60 A) 125 V (70 - 1200 A) Ampere Range 1 - 1200 A Interrupting Ratings AC: 200 kA rms symmetrical DC: 50kA (1 - 30A) 20kA (35 - 1200A) Approvals AC: UL Standard 248-15, Class T UL Listed (File: E81895): 1 - 1200 A CSA Certified (File: LR29862): 1 - 600 A DC: UL Listed (File: E81895): 1 - 1200 A Material 1-30 A: Melamine body, Bronze caps 35-1200 A: Melamine body, Copper caps Environmental RoHS Compliant Description JLLN / JLLS fuses are less than 1/3 the size of comparable Class R fuses and are typically used for short circuit protection of drives and surge sensitive components. When rated in accordance with the NEC(R), JLLN / JLLS fuses provide fast-acting overload and short circuit protection for non-inductive circuits and equipment. JLLS Voltage Ratings AC: 600 V DC: 300 V Ampere Range 1 - 1200 A Interrupting Ratings AC: 200 kA rms symmetrical DC: 20kA Approvals AC: UL Standard 248-15, Class T UL Listed (File: E81895): 1 - 1200 A CSA Certified (File: LR29862): 1 - 600 A DC: Littelfuse self-certified Material 1-30 A: Melamine body, Copper caps 35-60 A: Melamine body, Bronze caps 70-1200 A: Melamine body, Copper caps Environmental RoHS Compliant Features/Benefits * Extremely current-limiting * Compact design * 200 kA Interrupting Rating * JLLN 35-60A available with PCB mounts Applications * Variable speed drive protection * Power Conversion Devices (Inverters, Rectifiers, UPS) * Power Supplies and Power Distribution Units Part Numbering System * Compact mains switches JLLN xxxx V -- Web Resources Download TC Curves, CAD drawings and other technical information: littelfuse.com/jlln littelfuse.com/jlls T = 10 (1-60 A) V = 5 (70-100 A) X = 1 (110-1200 A) LFT30 Series LFT60 Series LSCR Series for 70-800 A PLATING SERIES AMP PACK SIZE SUFFIX JLLS 6 T - JLLN 35 T - JLLN 40 T - JLLN 100 V XP Ordering Information 25 30 35 40 45 50 60 AMPERE RATINGS 70 175 80 200 90 225 100 250 110 300 125 350 150 400 Blank = Standard Non-Plated XP = Premium Plated XL = Leaded XV = Vertical Mount XLS = Solder Lead XLSE = Solder Lead Extended Package Quantity Recommended Fuse Holders 1 2 3 6 10 15 20 Options Series Amperage 450 500 600 700 800 900* 1000 1100 1200 MOUNT SUFFIX - XL XLSE - CATALOG NUMBER JLLS006 JLLN035L JLLN040LSE JLLN100P ORDERING NUMBER JLLS006.T JLLN035.TXL JLLN040.TXLSE JLLN100.VXP Option is available for JLLN 35-60 A only. Premium plating is standard *JLLS only littelfuse.com 1 of 9 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Dimensions Inches (mm) C D B D C A A Fig. 1 AMPERES G B REFER TO FIG. NO. 1 - 30 1 35 - 60 1 2 70 - 100 3 110 - 200 3 225 - 400 3 450 - 600 3 700 - 800 3 900 - 1200 3 C F F E A Fig. 2 SERIES JLLN JLLS JLLN JLLS JLLN JLLS JLLN JLLS JLLN JLLS JLLN JLLS JLLN JLLS JLLN JLLS D Fig. 3 DIMENSIONS INCHES (mm) A B C D E F G .875 (22.2) 1.500 (38.1) .875 (22.2) 1.562 (39.7) 2.156 (54.8) 2.953 (75.0) 2.437 (61.9) 3.250 (82.6) 2.750 (69.9) 3.625 (92.1) 3.062 (77.8) 3.984 (101.2) 3.375 (85.7) 4.328 (109.9) 4.000 (101.6) 5.271 (133.9) -- -- -- .812 (20.6) 1.562 (39.7) 2.352 (59.7) 1.687 (42.9) 2.507 (63.7) 1.843 (46.8) 2.718 (69.1) 2.031 (51.6) 2.953 (75.0) 2.218 (56.4) 3.171 (80.6) 2.531 (64.3) 3.801 (96.5) .281 (7.1) .281 (7.1) .281 (7.1) .406 (10.3) .750 (19.1) .750 (19.1) .875 (22.2) .875 (22.2) 1.000 (25.4) 1.000 (25.4) 1.250 (31.8) 1.250 (31.8) 1.750 (44.5) 1.750 (44.5) 2.000 (50.8) 2.000 (50.8) .406 (10.3) .562 (14.3) .562 (14.3) .994 (25.2) .812 (20.6) .828 (21.0) 1.062 (27.0) 1.078 (27.4) 1.312 (33.3) 1.593 (40.5) 1.593 (40.5) 2.062 (52.4) 2.062 (52.4) 2.500 (63.5) 2.500 (63.5) 2.625 (66.7) -- -- -- .062 (1.6) .830 (21.1) 1.625 (41.3) .830 (21.1) 1.656 (42.1) .828 (21.0) 1.712 (43.5) .875 (22.2) 1.765 (44.8) .875 (22.2) 1.860 (47.2) 1.033 (26.2) 2.303 (58.5) -- -- -- 1.094 (27.8) .281 (7.1) .281 (7.1) .343 (8.7) .343 (8.7) .406 (10.3) .406 (10.3) .484 (12.3) .484 (12.3) .546 (13.9) .546 (13.9) .609 (15.5) .609 (15.5) -- -- -- -- .125 (3.2) .125 (3.2) .187 (4.8) .187 (4.8) .250 (6.4) .250 (6.4) .312 (7.9) .312 (7.9) .375 (9.5) .375 (9.5) .437 (11.1) .437 (11.1) PCB Mounting Options (JLLN 35-60 A Only) Vertical Mount JLLN-XV Leaded JLLN-XL Solder JLLN-XLS littelfuse.com 2 of 9 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES PCB Mounting Options (Cont.) (JLLN 35-60 A Only) Solder JLLN-XLSE REVISION REV 1 DATE REV 1 DATE 1/17/18 1/17/18 +0.13 12.95 +0.13 - 0.00 12.95 - 0.00 +0.005 0.510 +0.005 - 0.000 0.510 0.000 15.42 REF [0.607] 15.42 REF [0.607] [ [ 22.28 REF [0.877] 22.28 REF [0.877] 23.98 REF [0.944] 23.98 REF 15.42 REF [0.944] [0.607] DESCRIPTION REVISION PRELIMINARY DRAWING CREATED MRY DESCRIPTION PRELIMINARY DRAWING CREATED MRY ] ] 24.49 MAX DATE[0.964] 24.49 MAX 1/17/18 [0.964] +0.13 12.95 21.84 - 0.00 MIN [0.860] 21.84 MIN +0.005 0.510 [0.860] 0.000 REVISION DESCRIPTION PRELIMINARY DRAWING CREATED MRY REV 1 [ 22.28 REF [0.877] ] +0.13 24.49 MAX 4.19 1.32 REF [0.964] +0.13 - 0.00 4.19 [0.052] 1.32 REF - 0.00+0.005 0.165 23.98 REF [0.052] +0.005 - 0.000 DENOTES CRITICAL CHARACTERISTICS. 0.165 [0.944] 21.84 MIN 4.09 REF 0.000 DENOTES CRITICAL CHARACTERISTICS. DENOTES CPK DIMENSIONS, -MINIMUM CPK VALUE CPK PAD LAYOUT [0.860] [0.161] 4.09 REF DENOTES DENOTES CPK DIMENSIONS, -MINIMUM THAT CPK VALUE CPK PAD LAYOUT A CHARACTERISTIC PROVIDES AN INDICATION [0.161] OF PROCESS PERFORMANCE. PROCEDURE FOR MEASUREMENT DENOTES A CHARACTERISTIC THAT PROVIDES AN INDICATION 4.19 REF ANDPERFORMANCE. TRACKING TO BE DEFINED IN OF PROCESS PROCEDURE FOR MEASUREMENT [0.165] 4.19 REF LITTELFUSE AND TRACKING TO BE INSPECTION DEFINED IN INSTRUCTIONS. 4.75 REF [0.165] DENOTES CP DIMENSIONS, -MINIMUM CP VALUE LITTELFUSE INSPECTION INSTRUCTIONS. +0.13 4.19 MUST BE WITHIN THE DIMENSIONAL LIMITATIONS [0.187] 4.75 REF DENOTES CP DIMENSIONS, -MINIMUM CP VALUE CP 1.32 REF - 0.00 SHOWN ON AND INITIALLY LOCATED TO MUST BE WITHIN THEDRAWING DIMENSIONAL LIMITATIONS [0.187] [0.052] +0.005 CP ALLOW FOR MAXIMUM TOOL LIFE. 0.165 SHOWN ON DRAWING AND INITIALLY LOCATED TO 0.000 DENOTES CRITICAL CHARACTERISTICS. MATL SPEC FINISH ALLOW FOR MAXIMUM TOOL LIFE. 4.09 REF 12.70 REF DENOTES CPK DIMENSIONS, -MINIMUM CPK VALUE MATL FINISH CPK SPEC PAD LAYOUT [0.161] [0.500] 12.70 REF THAT PROVIDES AN INDICATION SCALE DRWDENOTES A CHARACTERISTIC DATE FINISH GOOD WT [0.500] 14.22 REF 1/17/2018 OF PROCESS PERFORMANCE. PROCEDURE MEASUREMENT MYORK NTS SCALE FOR DRW DATE FINISH GOOD WT GRAMS/PIECE 4.19 REF [0.560] 14.22 REF AND TRACKING TO BE DEFINED IN NTS 1/17/2018 MYORK [0.165] GRAMS/PIECE UNLESS OTHERWISE SPECIFIED, DIMENSIONS ARE IN MILLIMETERS, DIMENSIONS IN LITTELFUSE INSPECTION INSTRUCTIONS. [0.560] BRACKETS [ ]CP ARE INCHESDIMENSIONS DIMENSIONING DO NOT INCLUDE PLATING. IN TOLERANCING 4.75 REF DENOTES DIMENSIONS, -MINIMUMARE CP AND VALUE UNLESS OTHERWISE SPECIFIED, IN MILLIMETERS, DIMENSIONS TO BE INTERPRETED IN ACCORDANCE WITH ANSI Y14.5M-1994 MUST BE WITHIN THE DIMENSIONAL LIMITATIONS [0.187] BRACKETS [ ] ARE INCHES DIMENSIONING AND DO NOT INCLUDE PLATING. TOLERANCING CP [ [ [ ] ] ] LEAD-FREE SOLDERING PROFILE: LEAD-FREE SOLDERING PROFILE: 12.70 REF PRE-HEAT: ABOVE 130C FOR 75 SECONDS [0.500] MAX. FOR8 75 SECONDS MAX. PRE-HEAT: ABOVE278C 130CFOR REFLOW: SECONDS MAX. 14.22 REF REFLOW: 278C FOR 8 SECONDS [0.560] TIME: 250 SECONDS MAX.MAX. TIME: 250 SECONDS MAX. MAX. TEMP: 280C MAX. TEMP: 280C Y Y RA R A A A N N I I M Y M I R I L A A L E E N R I R P P LIM E R P 3RD ANGLE SHOWN ON DRAWING AND INITIALLY LOCATED TO TOANGLE BE INTERPRETED IN ACCORDANCE WITH ANSI 3RD PROJECTION ALLOW FOR MAXIMUM TOOL LIFE. MATL SPEC PROJECTION DRW TITLE TITLE MYORK SCALE FINISH GOOD WT JLLN-LSE OUTLINE NTS GRAMS/PIECE JLLN-LSE OUTLINE DATE 1/17/2018 UNLESS OTHERWISE SPECIFIED, DIMENSIONS ARE IN MILLIMETERS, DIMENSIONS IN REVISION DRWG NO. (R) NOT INCLUDE SHEET 1 OF 1 BRACKETS [ ] ARE INCHES DIMENSIONING AND DO PLATING. TOLERANCING REVISION (R) TO BE INTERPRETED IN ACCORDANCE WITH ANSI Y14.5M-1994 DRWG NO. SHEET 1 OF 1 3RD ANGLE PROJECTION LEAD-FREE SOLDERING PROFILE: PRE-HEAT: ABOVE 130C FOR 75 SECONDS MAX. REFLOW: 278C FOR 8 SECONDS MAX. TIME: 250 SECONDS MAX. MAX. TEMP: 280C Littelfuse Littelfuse CHICAGO, ILLINOIS 60631 CHICAGO, ILLINOIS 60631 TITLE Littelfuse (R) 3 of 9 1 1 OL-JLLN000LSE OL-JLLN000LSE JLLN-LSE OUTLINE CHICAGO, ILLINOIS 60631 littelfuse.com Y14.5M-1994 FINISH REVISION 1 DRWG NO. SHEET 1 OF 1 OL-JLLN000LSE (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Time Current Curve JLLN (1-10A) Time Current Curve JLLN (15-30A) 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 9 8 7 6 5 4 3 2 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 400 300 300 300 200 200 100 90 80 70 60 50 100 90 80 70 60 50 1000 900 800 700 600 500 1000 900 800 700 600 500 400 300 200 200 - 15A - 1A 100 90 80 70 60 50 - 2A - 3A - 6A - 30A 40 40 30 30 30 20 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 2 TIME IN SECONDS 40 - 10A 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01 0.01 0.01 FUSE CATALOG NUMBER: JLLNP 1A - 1200A BASIS FOR DATA: TimeTIME Current Curve JLLN (35-60A) CURRENT CHARACTERISTIC CURVES CHICAGO, IL. USA DRAWING NO.: FUSE CATALOG NUMBER: JLLNP 1A - 1200A BASIS FOR DATA: DRAWN BY: LLL DATE: 1/21/14 REVISION: A LITTELFUSE, INC. TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: DRAWN BY: LLL DATE: 1/21/14 REVISION: A LITTELFUSE, INC. FCC01-JLLNP TimeTIME Current Curve JLLN (70-100A) CURRENT CHARACTERISTIC CURVES CHICAGO, IL. USA SHEET 2 OF 8 DRAWING NO.: FCC01-JLLNP SHEET 3 OF 8 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 - DATA GENERATED IN EXCEL - 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 100000 90000 80000 70000 60000 50000 - DATA GENERATED IN EXCEL - 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 9 8 7 6 5 4 3 2 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 CURRENT IN AMPERES 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 400 400 300 300 300 200 200 200 300 - 80A - 40A 100 90 80 70 60 50 200 - 70A - 35A 100 90 80 70 60 50 100 90 80 70 60 50 - 45A - 50A - 60A 100 90 80 70 60 50 - 90A - 100A 40 40 40 40 30 30 30 30 20 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 TIME IN SECONDS TIME IN SECONDS 100 90 80 70 60 50 - 25A 30 40 TIME IN SECONDS - 20A 2 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.3 0.3 0.3 0.2 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01 0.01 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER: JLLNP 1A - 1200A BASIS FOR DATA: 4 of 9 SHEET 4 OF 8 300 FCC01-JLLNP 200 DRAWING NO.: 100 90 80 70 60 50 - DATA GENERATED IN EXCEL - DRAWN BY: LLL DATE: 1/21/14 REVISION: A 40 CHICAGO, IL. USA 30 LITTELFUSE, INC. TIME CURRENT CHARACTERISTIC CURVES 20 10 100000 90000 80000 70000 60000 50000 40000 30000 20000 TEST VOLTAGE: FUSE CATALOG NUMBER: JLLNP 1A - 1200A BASIS FOR DATA: littelfuse.com 10000 9000 8000 7000 6000 5000 TIME CONSTANT/POWER FACTOR: 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES TEST VOLTAGE: 0.01 CURRENT IN AMPERES LITTELFUSE, INC. CHICAGO, IL. USA DRAWN BY: LLL DATE: 1/21/14 REVISION: A (c) 2019 Littelfuse POWR-GARD(R) Products TIME CURRENT CHARACTERISTIC CURVES - DATA GENERATED IN EXCEL - DRAWING NO.: FCC01-JLLNP Rev: 2-B-040219 SHEET 5 OF 8 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Time Current Curve JLLN (110-200A) Time Current Curve JLLN (225-400A) 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 400 400 300 300 300 200 200 200 300 - 110A - 250A - 125A - 300A 100 90 80 70 60 50 40 40 40 40 30 30 30 30 20 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 2 - 150A - 175A - 200A TIME IN SECONDS 100 90 80 70 60 50 100 90 80 70 60 50 TIME IN SECONDS 200 - 225A 100 90 80 70 60 50 - 350A - 400A 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01 0.01 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 CHICAGO, IL. USA TIME CURRENT CHARACTERISTIC CURVES SHEET 6 OF 8 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 300 DRAWING NO.: FCC01-JLLN SHEET 7 OF 8 - DATA GENERATED IN EXCEL - 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 40 30 20 10 100 90 80 70 60 50 - DATA GENERATED IN EXCEL - FCC01-JLLNP 100000 90000 80000 70000 60000 50000 LITTELFUSE, INC. Time Current Curve JLLN (450-1200A) DRAWING NO.: JLLN 1A - 1200A DRAWN BY: LLL DATE: 03/19/14 REVISION: A LITTELFUSE, INC. DRAWN BY: LLL DATE: 1/21/14 REVISION: A CHICAGO, IL. USA 40000 FUSE CATALOG NUMBER: BASIS FOR DATA: JLLNP 1A - 1200A TIME CURRENT CHARACTERISTIC CURVES 30000 TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER: BASIS FOR DATA: 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 TEST VOLTAGE: TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 40 30 20 10 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES 0.01 CURRENT IN AMPERES 300 200 200 - 450A - 500A TIME IN SECONDS 100 90 80 70 60 50 100 90 80 70 60 50 - 600A - 700A - 800A 40 - 1000A 40 30 - 1100A 30 20 - 1200A 20 10 9 8 7 6 5 10 9 8 7 6 5 4 4 3 3 2 2 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 0.02 0.01 0.01 100000 90000 80000 70000 60000 50000 FUSE CATALOG NUMBER: JLLNP 1A - 1200A BASIS FOR DATA: littelfuse.com 40000 TIME CONSTANT/POWER FACTOR: 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES TEST VOLTAGE: LITTELFUSE, INC. CHICAGO, IL. USA TIME CURRENT CHARACTERISTIC CURVES - DATA GENERATED IN EXCEL - DRAWN BY: LLL DATE: 1/21/14 REVISION: A DRAWING NO.: FCC01-JLLNP 5 of 9 SHEET 8 OF 8 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Time Current Curve JLLS (1-30A) Time Current Curve JLLS (35-60A) 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 - 2A 200 200 100 90 80 70 60 50 300 - 1A 40 300 30 400 400 20 10 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 9 8 7 6 5 4 3 2 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 300 300 200 200 100 90 80 70 60 50 100 90 80 70 60 50 - 3A - 6A 100 90 80 70 60 50 100 90 80 70 60 50 - 10A - 15A - 20A 40 40 - 25A 30 - 35A 40 30 - 30A 40 - 40A 30 30 - 45A 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 2 20 - 50A TIME IN SECONDS TIME IN SECONDS - 60A 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01 0.01 0.01 FUSE CATALOG NUMBER: LITTELFUSE, INC. Time Current Curve JLLS (70-100A) CHICAGO, IL. USA DRAWING NO.: JLLSP 1A - 1200A DRAWN BY: LLL DATE: 01/21/14 REVISION: A INC. Time CurrentLITTELFUSE, Curve JLLS (110-200A) CHICAGO, IL. USA FCC01-JLLSP SHEET 2 OF 8 DRAWING NO.: TIME CURRENT CHARACTERISTIC CURVES FCC01-JLLSP SHEET 3 OF 8 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 - DATA GENERATED IN EXCEL - 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 - DATA GENERATED IN EXCEL - FUSE CATALOG NUMBER: BASIS FOR DATA: DRAWN BY: LLL DATE: 01/21/14 REVISION: A TIME CURRENT CHARACTERISTIC CURVES TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: JLLSP 1A - 1200A BASIS FOR DATA: 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 CURRENT IN AMPERES TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 9 8 7 6 5 4 3 2 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 CURRENT IN AMPERES 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 400 400 300 300 300 300 200 200 200 200 - 110A 100 90 80 70 60 50 100 90 80 70 60 50 - 125A - 70A - 175A 100 90 80 70 60 50 40 - 80A 40 40 - 200A 40 30 - 90A 30 30 30 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 2 - 100A TIME IN SECONDS 20 TIME IN SECONDS 100 90 80 70 60 50 - 150A 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01 0.01 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER: JLLSP 1A - 1200A BASIS FOR DATA: 6 of 9 SHEET 4 OF 8 200 - DATA GENERATED IN EXCEL - FCC01-JLLSP 100 90 80 70 60 50 TEST VOLTAGE: DRAWN BY: LLL DATE: 01/21/14 REVISION: A 40 FUSE CATALOG NUMBER: DRAWING NO.: 30 CHICAGO, IL. USA 20 10 100000 90000 80000 70000 60000 50000 40000 30000 LITTELFUSE, INC. TIME CURRENT CHARACTERISTIC CURVES 0.01 CURRENT IN AMPERES JLLSP 1A - 1200A BASIS FOR DATA: littelfuse.com 20000 TIME CONSTANT/POWER FACTOR: 10000 9000 8000 7000 6000 5000 TEST VOLTAGE: 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES LITTELFUSE, INC. CHICAGO, IL. USA DRAWN BY: LLL DATE: 01/21/14 REVISION: A (c) 2019 Littelfuse POWR-GARD(R) Products TIME CURRENT CHARACTERISTIC CURVES - DATA GENERATED IN EXCEL - DRAWING NO.: Rev: 2-B-040219 FCC01-JLLSP SHEET 5 OF 8 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Time Current Curve JLLS (225-400A) 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 - 400A 3000 - 350A 30 2000 - 300A 40 1000 900 800 700 600 500 - 250A 400 - 225A 300 200 200 300 200 100 90 80 70 60 50 400 300 40 400 30 1000 900 800 700 600 500 20 10 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 30 20 40 10 1000 900 800 700 600 500 100 90 80 70 60 50 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 300 300 200 200 100 90 80 70 60 50 100 90 80 70 60 50 100 90 80 70 60 50 40 40 - 450A 40 30 30 - 500A 30 - 600A 20 20 20 20 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 10 9 8 7 6 5 4 4 4 4 3 3 3 3 2 2 2 2 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.04 0.03 0.03 0.02 0.02 0.01 0.01 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER: JLLSP 1A - 1200A DRAWN BY: LLL DATE: 01/21/14 REVISION: A CHICAGO, IL. USA TIME CURRENT CHARACTERISTIC CURVES SHEET 6 OF 8 DRAWING NO.: FCC01-JLLSP SHEET 7 OF 8 100000 90000 80000 70000 60000 50000 40000 30000 20000 - DATA GENERATED IN EXCEL - 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 300 300 200 200 FCC01-JLLSP 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 - DATA GENERATED IN EXCEL - 0.04 LITTELFUSE, INC. Time CurrentLITTELFUSE, CurveINC.JLLS (700-1200A) DRAWING NO.: 0.1 0.09 0.08 0.07 0.06 0.05 BASIS FOR DATA: DRAWN BY: LLL DATE: 01/21/14 REVISION: A CHICAGO, IL. USA 0.1 0.09 0.08 0.07 0.06 0.05 CURRENT IN AMPERES JLLSP 1A - 1200A TIME CURRENT CHARACTERISTIC CURVES 0.2 TEST VOLTAGE: FUSE CATALOG NUMBER: BASIS FOR DATA: 0.3 0.2 100 90 80 70 60 50 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 0.4 0.3 40 0.01 0.4 30 0.01 1 0.9 0.8 0.7 0.6 0.5 20 0.02 1 0.9 0.8 0.7 0.6 0.5 10 0.02 TIME IN SECONDS TIME IN SECONDS Time Current Curve JLLS (450-600A) 200 - 700A - 800A 100 90 80 70 60 50 - 1000A - 1100A 40 TIME IN SECONDS 100 90 80 70 60 50 - 900A 40 - 1200A 30 30 20 20 10 9 8 7 6 5 10 9 8 7 6 5 4 4 3 3 2 2 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 0.02 0.01 0.01 100000 90000 80000 70000 60000 50000 FUSE CATALOG NUMBER: JLLSP 1A - 1200A BASIS FOR DATA: littelfuse.com 40000 TIME CONSTANT/POWER FACTOR: 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES TEST VOLTAGE: LITTELFUSE, INC. CHICAGO, IL. USA TIME CURRENT CHARACTERISTIC CURVES - DATA GENERATED IN EXCEL - DRAWN BY: LLL DATE: 01/21/14 REVISION: A DRAWING NO.: FCC01-JLLSP 7 of 9 SHEET 8 OF 8 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Peak Let-Thru Curve and Current-Limiting Effects of JLLN (300 V) Fuses 1,000,000 1200A 800A 600A - 100,000 400A 200A - PEAK LET- THRU IN AMPERES 100A 60A 30A - 10,000 1,000 100 100 1,000 10,000 100,000 AVAILABLE FAULT CURRENT SYMMETRICAL R.M.S. AMPERES TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 300V FUSE CATALOG NUMBER: JLLNP 30A - 1200A BASIS FOR DATA: DRAWN BY: LLL DATE: 01/21/2014 REVISION: A LITTELFUSE, INC. CHICAGO, IL. USA PEAK LET-THRU CHARACTERISTIC CURVES SHORT CIRCUIT CURRENT* DRAWING NO.: FCC05-JLLNP SHEET 2 OF 2 APPARENT RMS SYMMETRICAL CURRENT FOR VARIOUS FUSE RATINGS 30 A 60 A 100 A 200 A 400 A 600 A 800 A 1200 A - DATA GENERATED IN EXCEL - 5,000 700 775 1,100 1,650 3,500 4,000 5,000 5,000 10,000 900 1,000 1,400 2,100 4,400 5,100 6,750 8,250 15,000 1,000 1,100 1,600 2,400 5,000 5,900 7,750 10,000 20,000 1,100 1,250 1,800 2,700 5,500 6,500 8,750 11,000 25,000 1,230 1,300 1,950 2,900 6,000 7,000 9,500 12,000 30,000 1,300 1,475 2,050 3,100 6,400 7,500 10,000 12,500 35,000 1,330 1,575 2,150 3,300 6,750 7,750 10,500 13,500 40,000 1,430 1,600 2,300 3,500 7,000 8,000 11,000 14,000 50,000 1,500 1,750 2,400 3,700 7,500 8,750 12,000 15,000 12,500 16,000 60,000 1,700 1,900 2,700 4,000 8,000 9,500 80,000 1,850 2,100 2,800 4,400 9,000 10,500 14,000 17,500 11,500 15,000 18,500 100,000 2,000 2,250 3,150 4,800 9,750 150,000 2,300 2,600 3,600 5,500 11,000 13,000 17,500 22,000 200,000 2,600 2,800 3,900 6,000 12,000 14,500 19,500 24,000 Part Name TOTAL I2 T (A 2S) JLLN030 740 JLLN060 5,850 JLLN100 9,340 JLLN200 59,150 JLLN400 298,500 JLLN600 605,000 JLLN1200 1,560,000 *Prospective RMS Symmetrical Amperes Short-Circuit Current Note: Data Derived from Peak Let-Thru Curves littelfuse.com 8 of 9 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219 POWR-GARD(R) Fuse Datasheet CLASS T - JLLN / JLLS SERIES FUSES Peak Let-Thru Curve and Current-Limiting Effects of JLLS (600 V) Fuses 1,000,000 1,000,000 100,000 800A - 1200A - 600A - 1100A 1000A - 400A - 100,000 100A - 900A - PEAK LET- THRU IN AMPERES PEAK LET- THRU IN AMPERES 200A - 60A 30A - 10,000 10,000 1,000 100 100 1,000 10,000 1,000 1,000 100,000 10,000 TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 600V FUSE CATALOG NUMBER: CHICAGO, RMS IL. USA SYMMETRICAL CURRENT FOR APPARENT SHORT PEAK LET-THRU CHARACTERISTIC CURVES VARIOUS FUSE RATINGSFCC05-JLLS CIRCUIT CURRENT* 30 A 60 A 100 A 200 A 400 A 600 A 800 A 1200 A DRAWING NO.: SHEET 2 OF 3 - DATA GENERATED IN EXCEL - 5,000 10,000 15,000 750 1,225 1,810 945 2,500 4,600 5,000 5,000 5,000 10,000 1,525 2,300 3,150 6,000 8,500 9,400 1,050 1,700 2,610 3,600 6,600 9,750 10,500 13,000 20,000 1,150 1,900 2,900 3,950 7,250 10,500 11,000 14,750 25,000 1,300 2,050 3,100 4,250 8,000 11,500 12,500 15,500 30,000 1,375 2,150 3,300 4,500 8,250 12,000 13,750 16,500 35,000 1,400 2,250 3,500 4,750 8,500 13,000 14,000 17,000 40,000 1,425 2,400 3,650 4,950 8,700 14,000 14,750 18,000 50,000 1,600 2,450 3,900 5,350 9,500 14,500 16,000 20,000 60,000 1,650 2,625 4,150 5,650 10,000 15,500 17,300 21,000 80,000 1,825 2,800 4,570 6,250 11,000 17,000 18,750 23,000 100,000 2,000 3,100 4,950 6,700 12,000 18,000 20,000 25,000 150,000 2,250 3,400 5,650 7,700 13,000 21,000 23,000 28,500 200,000 2,450 3,800 6,200 8,450 15,000 23,000 25,000 31,000 LITTELFUSE, INC. Part Name CHICAGO, IL. USA PEAK LET-THRU CHARACTERISTIC CURVES JLLS030 JLLS060 JLLS100 FUSE CATALOG NUMBER: JLLS 30A - 1200A BASIS FOR DATA: DRAWN BY: LLL DATE: 01/28/2014 REVISION: A LITTELFUSE, INC. TIME CONSTANT/POWER FACTOR: TEST VOLTAGE: 600V JLLS 30A - 1200A BASIS FOR DATA: 100,000 AVAILABLE FAULT CURRENT SYMMETRICAL R.M.S. AMPERES AVAILABLE FAULT CURRENT SYMMETRICAL R.M.S. AMPERES - DATA GENERATED IN EXCEL - DRAWN BY: LLL DATE: 01/28/2014 REVISION: A 2 TOTAL I T (A 2S) DRAWING NO.: FCC05-JLLS SHEET 3 OF 3 1,460 11,300 44,700 JLLS200 93,800 JLLS400 521,000 JLLS600 1,060,000 JLLS1200 6,570,000 *Prospective RMS Symmetrical Amperes Short-Circuit Current Note: Data Derived from Peak Let-Thru Curves Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer. littelfuse.com 9 of 9 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 2-B-040219