POWR-GARD® Fuse Datasheet TRADITIONAL HIGH-SPEED FUSES 150/250/500/600/700 Vac • Very Fast-Acting • 1-1200 A Ordering Information AMPERE RATINGS 1 2 3 4 5 6 7 8 9 10 12 15 17 1⁄ 2 20 25 30 35 40 45 50 60 70 80 90 100 110 125 150 175 200 225 250 275 300 350 400 450 500 550 600 700 800 900 1000 1200 Specifications Voltage Ratings L15S: L25S: L50S: L60S: KLC: L70S: 150 Vac/dc (1 – 60 A) 150 Vac (70 – 1000 A) 100 Vdc (70 – 1000 A) 250 Vac/dc (1 – 200 A) 250 Vac (225 – 800 A) 200 Vdc (225 – 800 A) 500 Vac/450 Vdc 600 Vac 600 Vac 700 Vac/650 Vdc L25S series fuses are Littelfuse Certified for DC ratings shown in Rating Table. Interrupting Rating AC: 200 kA rms (L15S series 100 kA) DC: 20 kA Ampere Range Approvals 1 – 1200 A See Rating Table for ratings available in each series. UL Recognized (File: E71611) CSA Recognized (File: LR29862) Recommended Fuse Holders 1LFS101/1LFS102....................................121 LSCR001/LSCR002..................................120 Web Resources For additional information, visit: littelfuse.com/high-speed ‡ SERIES ORDERING NUMBER L15S L15S001 L15S002 L15S003 L15S004 L15S005 L15S006 L15S007 L15S008 L15S009 L15S010 L15S012 L15S015 – L15S020 L15S025 L15S030 L15S035 L15S040 L15S045 L15S050 L15S060 L15S070 L15S080 L15S090 L15S100 – L15S125 L15S150 – L15S200 – L15S250 – L15S300 L15S350 L15S400 L15S450 L15S500 – L15S600 – L15S800 – L15S1000 – L25S L25S001 L25S002 L25S003 L25S004 L25S005 L25S006 – L25S008 – L25S010 L25S012 L25S015 – L25S020 L25S025 L25S030 L25S035 L25S040 L25S045 L25S050 L25S060 L25S070 L25S080 L25S090 L25S100 – L25S125 L25S150 L25S175 L25S200 L25S225 L25S250 L25S275 L25S300 L25S350 L25S400 L25S450 L25S500 – L25S600 L25S700 L25S800 – – – L50S – – – – – – – – – L50S010 L50S012 L50S015 – L50S020 L50S025 L50S030 L50S035 L50S040 – L50S050 L50S060 L50S070 L50S080 L50S090 L50S100 – L50S125 L50S150 L50S175 L50S200 L50S225 L50S250 L50S275 L50S300 L50S350 L50S400 L50S450 L50S500 L50S550 L50S600 L50S700 L50S800 – – – L60S L60S001 L60S002 L60S003 L60S004 L60S005 L60S006 – L60S008 – L60S010 L60S012 L60S015 L60S17.5 L60S020 L60S025 L60S030 L60S035 L60S040 L60S045 L60S050 L60S060 L60S070 L60S080 L60S090 L60S100 – L60S125 L60S150 L60S175 L60S200 L60S225 L60S250 – L60S300 L60S350 L60S400 L60S450 L60S500 – L60S600 L60S700 L60S800 – – – KLC ‡ KLC001 KLC002 KLC003 KLC004 KLC005 KLC006 KLC007 KLC008 – KLC010 KLC012 KLC015 KLC17.5 KLC020 KLC025 KLC030 KLC035 KLC040 KLC045 KLC050 KLC060 KLC070 KLC080 KLC090 KLC100 KLC110 KLC125 KLC150 KLC175 KLC200 KLC225 KLC250 – KLC300 KLC350 KLC400 KLC450 KLC500 – KLC600 KLC700 KLC800 – – – L70S – – – – – – – – – L70S010 – L70S015 – L70S020 L70S025 L70S030 L70S035 L70S040 – L70S050 L70S060 L70S070 L70S080 L70S090 L70S100 – L70S125 L70S150 L70S175 L70S200 L70S225 L70S250 – L70S300 L70S350 L70S400 L70S450 L70S500 – L70S600 L70S700 L70S800 – – – KLC series fuses are recommended for replacement use only. Note: High-Speed fuses are designed for fixed installations. They are not intended for use in moving vehicle applications. littelfuse.com 1 of 8 © 2015 Littelfuse POWR-GARD® Products Rev: 052215 POWR-GARD® Fuse Datasheet TRADITIONAL HIGH-SPEED FUSES Dimensions AMPERE RATING FIG. NO. A B C DIMENSIONS INCHES (mm) D E F G H L15S Series, 150 Vac 1 – 30 1 11⁄2 (38.1) — 31 – 60 1 2 (50.8) — 61 – 450 3 1 5 ⁄32 (29.4) 1 7⁄8 (47.6) 451 – 1000 3 11⁄4 (31.8) 3 8 ⁄ (9.5) 13 32 ⁄ (15.9) 13 16 5 8 ⁄ (10.3) — — — — ⁄ (20.6) — — — — 2 3 ⁄16 (55.6) 2 21 ⁄32 (67.5) 115 ⁄16 (49.2) 2 9 ⁄16 (65.1) 3 1⁄2 (88.9) 1 (25.4) ⁄ (17.1) 43 64 11⁄2 (38.1) 1 (25.4) ⁄ (7.9) 3 16 ⁄ (10.3) 14 5 16 13 32 D C ⁄ (4.8) A ⁄ (6.4) Fig. 1 L25S Series, 250 Vac 1 – 30 1 2 (50.8) — 31 – 60 2 15 ⁄8 (41.3) 2 1⁄4 (57.2) 2 1⁄2 (63.5) 3 3 ⁄ 16 (81.0) 13 16 61 – 200 3 15 ⁄8 (41.3) 2 5 ⁄16 (58.7) 2 7⁄16 (61.9) 3 1⁄8 (79.4) 1 7⁄32 (31.0) 1 (25.4) 5 16 201 – 700 3 119 ⁄32 (40.5) 2 9 ⁄32 (57.9) 2 29 ⁄32 (73.8) 3 27⁄32 (97.6) 11⁄ 2 (38.1) 1 (25.4) 13 32 701 – 800 3 1 ⁄ (40.5) 2 ⁄ (57.9) 2 ⁄ (73.8) 3 ⁄ (97.6) 2 (50.8) 1 ⁄ (38.1) 13 32 19 32 9 32 ⁄ (12.7) 12 29 32 ⁄ (14.3) — 9 16 27 32 — ⁄ (20.6) ⁄ (18.3) 23 32 12 — — ⁄ (8.7) 18 ⁄ (7.9) 3 16 ⁄ (10.3) 14 ⁄ (10.3) 14 11 32 ⁄ (3.2) ⁄ (4.8) ⁄ (6.4) ⁄ (6.4) L50S Series, 500 Vac / 450 Vdc 10 – 30 1 2 (50.8) — 31 – 60 2 1 ⁄ (41.3) 2 ⁄ (57.2) 61 – 100 3 2 1 ⁄8 (54.0) 2 11 ⁄16 (68.3) 2 ⁄ (71.4) 2 ⁄ (74.6) 5 8 14 ⁄ (12.7) 12 ⁄ (14.3) — 9 16 12 2 ⁄ (63.5) 3 3 ⁄16 (81.0) 3 (76.2) — — ⁄ (20.6) 23 32 ⁄ (18.3) 11 32 3 5 ⁄8 (92.1) 1 (25.4) .670 (17.0) 11 32 3 ⁄ (92.1) 5 16 13 16 ⁄ (8.7) ⁄ (8.7) 1 8 ⁄ (7.9) 3 16 101 – 200 3 2 ⁄ (54.0) 1 ⁄ (31.0) .895 (22.7) 201 – 400 3 2 3 ⁄ 32 (53.2) 2 25 ⁄ 32 (70.6) 3 13 ⁄ 32 (86.5) 4 11 ⁄ 32 (110.3) 11⁄2 (38.1) 1 (25.4) 13 32 401 – 600 3 2 ⁄ (56.4) 2 ⁄ (73.8) 3 ⁄ (89.7) 4 ⁄ (113.5) 2 (50.8) 12 1 ⁄ (38.1) 13 32 601 – 800 3 2 7⁄ 32 (56.4) 4 9 ⁄ 32 (108.7) 4 5 ⁄8 (117.5) 6 15 ⁄ 32 (164.3) 2 1⁄ 2 (63.5) 2 (50.8) 17 32 1 8 7 32 13 16 29 32 15 16 17 32 5 8 15 32 7 32 — ⁄ (3.2) 1 8 F ⁄ (3.2) A B C D G ⁄ (4.75) ⁄ (10.3) 14 ⁄ (10.3) 14 ⁄ (6.4) ⁄ (13.5) 3 8 H E Fig, 2 ⁄ (6.4) ⁄ (9.5) L60S Series, 600 Vac 1 – 30 1 5 (127.0) 31 – 60 2 2 25 ⁄32 (70.6) 3 7⁄16 (87.3) 3 11 ⁄16 (93.7) 4 3 ⁄8 (111.1) ⁄ (20.6) 23 32 61 – 100 2 2 29 ⁄32 (73.8) 3 17⁄32 (89.7) 3 25 ⁄32 (96.0) 4 15 ⁄32 (113.5) 11 ⁄16 (27.0) 23 32 101 – 200 2 2 ⁄ (73.8) 3 ⁄ (90.5) 3 ⁄ (95.3) 4 ⁄ (111.9) 1 ⁄ (33.3) 1 (25.4) 5 16 201 – 400 2 2 29 ⁄32 (73.8) 3 31 ⁄32 (100.8) 4 5 ⁄32 (105.6) 5 1⁄8 (130.2) 137⁄64 (40.1) 1 (25.4) 13 32 401 – 600 2 2 7⁄8 (73.0) 3 31 ⁄32 (100.8) 4 9 ⁄64 (105.2) 5 1⁄8 (130.2) 2 1 ⁄16 (52.8) 11⁄2 (38.1) 13 32 601 – 800 2 3 1 ⁄32 (77.0) 5 5 ⁄32 (133.4) 5 11 ⁄ 32 (135.7) 7 1⁄4 (184.2) 2 1⁄2 (63.5) 2 (50.8) 17 32 — — 29 32 — 9 16 ⁄ (15.9) 5 8 3 4 ⁄ (20.6) — 13 16 13 32 — 13 16 5 16 — ⁄ (18.3) 11 32 ⁄ (8.7) ⁄ (18.3) 11 32 — ⁄ (3.2) 18 ⁄ (8.7) 18 ⁄ (7.9) 3 16 ⁄ (3.2) ⁄ (10.3) 14 ⁄ (10.3) 14 ⁄ (13.5) 3 8 ⁄ (4.8) ⁄ (6.4) F ⁄ (6.4) G ⁄ (9.5) L70S Series, 700 Vac / 650 Vdc 10 – 30 1 2 (50.8) — 31 – 60 2 2 7⁄8 (73.0) 3 7⁄16 (87.3) 61 – 100 2 2 ⁄ (73.0) 101 – 200 ⁄ (12.7) 12 43 64 3 ⁄ (90.5) 3 ⁄ (93.7) 4 ⁄ (111.1) 1 ⁄ (31.0) 29 32 2 2 27⁄ 32 (72.2) 3 17⁄ 32 (89.7) 4 5 ⁄ 32 (105.6) 5 3 ⁄ 32 (129.4) 1 1⁄ 2 (38.1) 1(25.4) 13 32 201 – 400 2 2 ⁄ (72.2) 3 ⁄ (89.7) 4 ⁄ (105.6) 5 ⁄ (129.4) 2 (50.8) 12 1 ⁄ (38.1) 13 32 401 – 600 2 2 27⁄ 32 (72.2) 4 29 ⁄ 32 (124.6) 5 1⁄4 (133.4) 7 3 ⁄ 32 (180.2) 2 1⁄ 2 (63.5) 2 (50.8) 17 32 601 – 800 4 27 32 9 16 17 32 11 16 5 32 4 3 ⁄8 (111.1) — 1 (25.4) 78 3 3 ⁄4 (95.3) ⁄ (14.3) 9 16 3 8 3 32 3 5 ⁄16 (84.1) 5 5 ⁄16 (134.9) 6 13 ⁄16 (173.0) — 7 32 2 7⁄8 (73.0) ⁄ (17.1) 11 32 ⁄ (22.9) 5 16 2 (50.8) 18 ⁄ (7.9) 3 16 ⁄ (10.3) 14 ⁄ (10.3) 14 ⁄ (13.5) 3 8 ⁄ (15.9) 5 8 ⁄ (3.2) ⁄ (4.8) ⁄ (6.4) ⁄ (6.4) ⁄ (9.5) H: 3 ⁄ 8 (9.5) J: 5 ⁄16 (7.9) KLC Series, 600 Vac 1 – 30 2 17⁄8 (47.6) 2 1⁄2 (63.5) — 2 7⁄8 (73.0) 31 – 60 2 2 3 ⁄4 (69.9) 3 3 ⁄8 (85.7) 61 – 100 3 2 7⁄8 (73.0) 3 21 ⁄ 32 (92.9) 4 1 ⁄16 (103.2) 101 – 200 3 2 ⁄ (72.2) 3 ⁄ (89.7) 4 ⁄ (111.1) 5 ⁄ (129.4) 201 – 400 3 401 – 800 3 3 5 ⁄8 (92.1) 4 5 ⁄16 (109.5) 13 32 ⁄ (20.6) 23 32 13 16 14 ⁄ (6.4) 3 64 ⁄ (18.3) 11 32 ⁄ (8.7) 1 8 ⁄ (10.3) 1 8 ⁄ (10.3) 14 ⁄ (19.1) 13 32 1 ⁄ (38.1) 1 (25.4) 13 32 2 27⁄ 32 (72.2) 4 21 ⁄ 32 (118.3) 4 27⁄ 32 (123.0) 6 1⁄4 (158.8) 2 (50.8) 1 5 ⁄8 (41.3) 9 16 2 ⁄ (72.2) 4 ⁄ (118.3) 5 ⁄ (135.7) 6 ⁄ (158.8) 2 ⁄ (63.5) 2 (50.8) 9 16 27 32 17 32 21 32 3 8 11 32 3 32 14 1 (25.4) ⁄ (10.3) 3 4 27 32 5 (127.0) ⁄ (14.3) 9 16 12 12 E Fig. 3 — ⁄ (8.7) H A B C D ⁄ (1.2) ⁄ (3.2) ⁄ (3.2) ⁄ (6.4) ⁄ (14.3) 14 ⁄ (14.3) 3 8 F G A B C J E Fig. 4 ⁄ (6.4) ⁄ (9.5) Note: High-Speed fuses are designed for fixed installations. They are not intended for use in moving vehicle applications. littelfuse.com 2 of 8 © 2015 Littelfuse POWR-GARD® Products Rev: 052215 H