® POWR-GARD Fuse Datasheet TRADITIONAL SEMICONDUCTOR FUSES 150/250/500/600/700 VAC • Very Fast-Acting • 1-1200 A Ordering Information SERIES ORDERING NUMBER AMPERE RATINGS ‡ L15S L25S L50S L60S KLC L70S 1 L15S001 L25S001 – L60S001 KLC001 – 2 L15S002 L25S002 – L60S002 KLC002 – 3 L15S003 L25S003 – L60S003 KLC003 – 4 L15S004 L25S004 – L60S004 KLC004 – 5 L15S005 L25S005 – L60S005 KLC005 – 6 L15S006 L25S006 – L60S006 KLC006 – 7 L15S007 – – – KLC007 – 8 L15S008 L25S008 – L60S008 KLC008 – 9 L15S009 – – – – – 10 L15S010 L25S010 L50S010 L60S010 KLC010 L70S010 12 L15S012 L25S012 L50S012 L60S012 KLC012 – Specifications 15 L15S015 L25S015 L50S015 L60S015 KLC015 L70S015 Voltage Ratings 1 17 ⁄2 – – – L60S17.5 KLC17.5 – L15S: 150 VAC/DC (1 – 60 A) 20 L15S020 L25S020 L50S020 L60S020 KLC020 L70S020 150 VAC (70 – 1000 A) 25 L15S025 L25S025 L50S025 L60S025 KLC025 L70S025 100 VDC (70 – 1000 A) 30 L15S030 L25S030 L50S030 L60S030 KLC030 L70S030 L25S: 250 VAC/DC (1 – 200 A) 35 L15S035 L25S035 L50S035 L60S035 KLC035 L70S035 250 VAC (225 – 800 A) 40 L15S040 L25S040 L50S040 L60S040 KLC040 L70S040 200 VDC (225 – 800 A) 45 L15S045 L25S045 – L60S045 KLC045 – L50S: 500 VAC/450 VDC L60S: 600 VAC 50 L15S050 L25S050 L50S050 L60S050 KLC050 L70S050 KLC: 600 VAC 60 L15S060 L25S060 L50S060 L60S060 KLC060 L70S060 L70S: 700 VAC/650 VDC 70 L15S070 L25S070 L50S070 L60S070 KLC070 L70S070 80 L15S080 L25S080 L50S080 L60S080 KLC080 L70S080 L25S series fuses are Littelfuse Certified for DC ratings shown in Rating Table. 90 L15S090 L25S090 L50S090 L60S090 KLC090 L70S090 100 L15S100 L25S100 L50S100 L60S100 KLC100 L70S100 Interrupting Rating 110 – – – – KLC110 – AC: 200 kA rms 125 L15S125 L25S125 L50S125 L60S125 KLC125 L70S125 (L15S series 100 kA) DC: 20 kA 150 L15S150 L25S150 L50S150 L60S150 KLC150 L70S150 175 – L25S175 L50S175 L60S175 KLC175 L70S175 Ampere Range 1 – 1200 A See Rating Table for 200 L15S200 L25S200 L50S200 L60S200 KLC200 L70S200 ratings available in each series. 225 – L25S225 L50S225 L60S225 KLC225 L70S225 Approvals UL Recognized (File: E71611) 250 L15S250 L25S250 L50S250 L60S250 KLC250 L70S250 CSA Recognized (File: LR29862) 275 – L25S275 L50S275 – – – Recommended Fuse Holders 300 L15S300 L25S300 L50S300 L60S300 KLC300 L70S300 350 L15S350 L25S350 L50S350 L60S350 KLC350 L70S350 1LFS101/1LFS102 400 L15S400 L25S400 L50S400 L60S400 KLC400 L70S400 LSCR001/LSCR002 450 L15S450 L25S450 L50S450 L60S450 KLC450 L70S450 500 L15S500 L25S500 L50S500 L60S500 KLC500 L70S500 Web Resources 550 – – L50S550 – – – For additional information, visit: 600 L15S600 L25S600 L50S600 L60S600 KLC600 L70S600 littelfuse.com/semi 700 – L25S700 L50S700 L60S700 KLC700 L70S700 800 L15S800 L25S800 L50S800 L60S800 KLC800 L70S800 900 – – LA50P9004 – – LA70P9004 1000 L15S1000 – LA50P10004 – – LA70P10004 1200 – – LA50P12004 – – LA70P12004 ‡ KLC series fuses are recommended for replacement use only. ® 1 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet TRADITIONAL SEMICONDUCTOR FUSES Dimensions DIMENSIONS INCHES (mm) AMPERE FIG. RATING NO. A B C D E F G H L15S Series, 150 VAC 1 3 13 2 8 32 1 – 30 1 1 ⁄ (38.1) — ⁄ (9.5) ⁄ (10.3) — — — — 5 13 31 – 60 1 2 (50.8) — ⁄8 (15.9) ⁄16 (20.6) — — — — D 5 7 3 21 43 5 3 61 – 450 3 1 ⁄32 (29.4) 1 ⁄8 (47.6) 2 ⁄16 (55.6) 2 ⁄32 (67.5) 1 (25.4) ⁄64 (17.1) ⁄16 (7.9) ⁄16 (4.8) 1 15 9 1 1 13 1 4 16 16 2 2 32 4 451 – 1000 3 1 ⁄ (31.8) 1 ⁄ (49.2) 2 ⁄ (65.1) 3 ⁄ (88.9) 1 ⁄ (38.1) 1 (25.4) ⁄ (10.3) ⁄ (6.4) C A L25S Series, 250 VAC 1 9 Fig. 1 1 – 30 1 2 (50.8) — ⁄2 (12.7) ⁄16 (14.3) — — — — 5 1 1 3 13 23 11 1 8 4 2 16 16 32 32 8 31 – 60 2 1 ⁄ (41.3) 2 ⁄ (57.2) 2 ⁄ (63.5) 3 ⁄ (81.0) ⁄ (20.6) ⁄ (18.3) ⁄ (8.7) ⁄ (3.2) 5 5 7 1 7 5 3 61 – 200 3 1 ⁄8 (41.3) 2 ⁄16 (58.7) 2 ⁄16 (61.9) 3 ⁄8 (79.4) 1 ⁄32 (31.0) 1 (25.4) ⁄16 (7.9) ⁄16 (4.8) 19 9 29 27 1 13 1 201 – 700 3 1 ⁄32 (40.5) 2 ⁄32 (57.9) 2 ⁄32 (73.8) 3 ⁄32 (97.6) 1 ⁄2 (38.1) 1 (25.4) ⁄32 (10.3) ⁄4 (6.4) 19 9 29 27 1 13 1 32 32 32 32 2 32 4 701 – 800 3 1 ⁄ (40.5) 2 ⁄ (57.9) 2 ⁄ (73.8) 3 ⁄ (97.6) 2 (50.8) 1 ⁄ (38.1) ⁄ (10.3) ⁄ (6.4) L50S Series, 500 VAC / 450 VDC 1 9 F 10 – 30 1 2 (50.8) — ⁄2 (12.7) ⁄16 (14.3) — — — — 5 1 1 3 13 23 11 1 31 – 60 2 1 ⁄8 (41.3) 2 ⁄4 (57.2) 2 ⁄2 (63.5) 3 ⁄16 (81.0) ⁄16 (20.6) ⁄32 (18.3) ⁄32 (8.7) ⁄8 (3.2) A H 1 11 5 11 1 G 8 16 8 32 8 61 – 100 3 2 ⁄ (54.0) 2 ⁄ (68.3) 3 (76.2) 3 ⁄ (92.1) 1 (25.4) .670 (17.0) ⁄ (8.7) ⁄ (3.2) B E 1 13 15 5 7 5 3 8 16 16 8 32 16 16 101 – 200 3 2 ⁄ (54.0) 2 ⁄ (71.4) 2 ⁄ (74.6) 3 ⁄ (92.1) 1 ⁄ (31.0) .895 (22.7) ⁄ (7.9) ⁄ (4.75) C 3 25 13 11 1 13 1 D 201 – 400 3 2 ⁄32 (53.2) 2 ⁄32 (70.6) 3 ⁄32 (86.5) 4 ⁄32 (110.3) 1 ⁄2 (38.1) 1 (25.4) ⁄32 (10.3) ⁄4 (6.4) 7 29 17 15 1 13 1 401 – 600 3 2 ⁄32 (56.4) 2 ⁄32 (73.8) 3 ⁄32 (89.7) 4 ⁄32 (113.5) 2 (50.8) 1 ⁄2 (38.1) ⁄32 (10.3) ⁄4 (6.4) Fig, 2 7 9 5 15 1 17 3 601 – 800 3 2 ⁄32 (56.4) 4 ⁄32 (108.7) 4 ⁄8 (117.5) 6 ⁄32 (164.3) 2 ⁄2 (63.5) 2 (50.8) ⁄32 (13.5) ⁄8 (9.5) L60S Series, 600 VAC 5 13 1 – 30 1 5 (127.0) — ⁄8 (15.9) ⁄16 (20.6) — — — — 25 7 11 3 13 23 11 1 32 16 16 8 16 32 32 8 31 – 60 2 2 ⁄ (70.6) 3 ⁄ (87.3) 3 ⁄ (93.7) 4 ⁄ (111.1) ⁄ (20.6) ⁄ (18.3) ⁄ (8.7) ⁄ (3.2) 29 17 25 15 1 23 11 1 61 – 100 2 2 ⁄32 (73.8) 3 ⁄32 (89.7) 3 ⁄32 (96.0) 4 ⁄32 (113.5) 1 ⁄16 (27.0) ⁄32 (18.3) ⁄32 (8.7) ⁄8 (3.2) 29 9 3 13 5 5 3 101 – 200 2 2 ⁄32 (73.8) 3 ⁄16 (90.5) 3 ⁄4 (95.3) 4 ⁄32 (111.9) 1 ⁄16 (33.3) 1 (25.4) ⁄16 (7.9) ⁄16 (4.8) 29 31 5 1 37 13 1 32 32 32 8 64 32 4 201 – 400 2 2 ⁄ (73.8) 3 ⁄ (100.8) 4 ⁄ (105.6) 5 ⁄ (130.2) 1 ⁄ (40.1) 1 (25.4) ⁄ (10.3) ⁄ (6.4) 7 31 9 1 1 1 13 1 F 401 – 600 2 2 ⁄8 (73.0) 3 ⁄32 (100.8) 4 ⁄64 (105.2) 5 ⁄8 (130.2) 2 ⁄16 (52.8) 1 ⁄2 (38.1) ⁄32 (10.3) ⁄4 (6.4) 1 5 11 1 1 17 3 601 – 800 2 3 ⁄32 (77.0) 5 ⁄32 (133.4) 5 ⁄32 (135.7) 7 ⁄4 (184.2) 2 ⁄2 (63.5) 2 (50.8) ⁄32 (13.5) ⁄8 (9.5) H A G L70S Series, 700 VAC / 650 VDC B E C 1 9 10 – 30 1 2 (50.8) — ⁄2 (12.7) ⁄16 (14.3) — — — — D 7 7 25 3 43 11 1 31 – 60 3 2 ⁄8 (73.0) 3 ⁄16 (87.3) 3 ⁄32 (96.0) 4 ⁄8 (111.1) 1 (25.4) ⁄64 (17.1) ⁄32 (8.7) ⁄8 (3.2) Fig. 3 7 9 11 3 7 29 5 3 61 – 100 3 2 ⁄8 (73.0) 3 ⁄16 (90.5) 3 ⁄16 (93.7) 4 ⁄8 (111.1) 1 ⁄32 (31.0) ⁄32 (22.9) ⁄16 (7.9) ⁄16 (4.8) 27 17 5 3 1 13 1 101 – 200 3 2 ⁄32 (72.2) 3 ⁄32 (89.7) 4 ⁄32 (105.6) 5 ⁄32 (129.4) 1 ⁄2 (38.1) 1(25.4) ⁄32 (10.3) ⁄4 (6.4) 27 17 5 3 1 13 1 32 32 32 32 2 32 4 201 – 400 3 2 ⁄ (72.2) 3 ⁄ (89.7) 4 ⁄ (105.6) 5 ⁄ (129.4) 2 (50.8) 1 ⁄ (38.1) ⁄ (10.3) ⁄ (6.4) 27 29 1 3 1 17 3 401 – 600 3 2 ⁄32 (72.2) 4 ⁄32 (124.6) 5 ⁄4 (133.4) 7 ⁄32 (180.2) 2 ⁄2 (63.5) 2 (50.8) ⁄32 (13.5) ⁄8 (9.5) 3 H: ⁄8 (9.5) 5 5 13 7 5 601 – 800 4 3 ⁄16 (84.1) 5 ⁄16 (134.9) 6 ⁄16 (173.0) — 2 ⁄8 (73.0) 2 (50.8) ⁄8 (15.9) 5 16 J: ⁄ (7.9) KLC Series, 600 VAC F 7 1 7 9 13 1 3 1 – 30 2 1 ⁄8 (47.6) 2 ⁄2 (63.5) — 2 ⁄8 (73.0) ⁄16 (14.3) ⁄32 (10.3) ⁄4 (6.4) ⁄64 (1.2) J A G 3 3 5 5 13 23 11 1 4 8 8 16 16 32 32 8 31 – 60 2 2 ⁄ (69.9) 3 ⁄ (85.7) 3 ⁄ (92.1) 4 ⁄ (109.5) ⁄ (20.6) ⁄ (18.3) ⁄ (8.7) ⁄ (3.2) H B 7 21 1 3 13 1 61 – 100 3 2 ⁄8 (73.0) 3 ⁄32 (92.9) 4 ⁄16 (103.2) 5 (127.0) 1 (25.4) ⁄4 (19.1) ⁄32 (10.3) ⁄8 (3.2) E C 27 17 3 3 1 13 1 101 – 200 3 2 ⁄32 (72.2) 3 ⁄32 (89.7) 4 ⁄8 (111.1) 5 ⁄32 (129.4) 1 ⁄2 (38.1) 1 (25.4) ⁄32 (10.3) ⁄4 (6.4) 27 21 27 1 5 9 1 32 32 32 4 8 16 4 201 – 400 3 2 ⁄ (72.2) 4 ⁄ (118.3) 4 ⁄ (123.0) 6 ⁄ (158.8) 2 (50.8) 1 ⁄ (41.3) ⁄ (14.3) ⁄ (6.4) Fig. 4 27 21 11 1 1 9 3 401 – 800 3 2 ⁄32 (72.2) 4 ⁄32 (118.3) 5 ⁄32 (135.7) 6 ⁄4 (158.8) 2 ⁄2 (63.5) 2 (50.8) ⁄16 (14.3) ⁄8 (9.5) ® 2 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet LA15QS ALTERNATE DIMENSION SEMICONDUCTOR FUSES 150 VAC • Very Fast-Acting • 1-6000 A LA15QS Series MAXIMUM WATTS LOSS MAXIMUM WATTS LOSS AMPERE CATALOG MOUNTING AMPERE CATALOG MOUNTING 2 2 CLEARING I t @150 @ RATED CLEARING I t @150 @ RATED RATING NUMBER TYPE RATING NUMBER TYPE 2 3 2 3 VAC (A s x 10 ) CURRENT (W) VAC (A s x 10 ) CURRENT (W) 250 LA15QS250-4 4 15 22 1 LA15QS1-2 2 0.0002 0.68 250 LA15QS250-4TI 4TI 15 27 3 LA15QS3-2 2 0.003 1.7 4 LA15QS4-2 2 0.007 2.1 300 LA15QS300-4 4 22 33 300 LA15QS300-4IL 4IL 22 33 5 LA15QS5-2 2 0.012 2.8 300 LA15QS300-4TL 4TI 22 33 6 LA15QS6-2 2 0.022 3.1 350 LA15QS350-4 4 32 40 7 LA15QS7-2 2 0.011 2.2 350 LA15QS350-4TI 4TI 32 40 8 LA15QS8-2 2 0.015 2.5 400 LA15QS400-4 4 40 45 10 LA15QS10-2 2 0.019 2.6 400 LA15QS400-4IL 4IL 40 45 12 LA15QS12-2 2 0.030 3 400 LA15QS400-4TI 4TI 40 45 15 LA15QS15-2 2 0.042 3 450 LA15QS450-4 4 50 50 20 LA15QS20-2 2 0.072 4 450 LA15QS450-4IL 4IL 50 50 25 LA15QS25-2 2 0.14 5.2 500 LA15QS500-4 4 90 30 30 LA15QS30-2 2 0.25 5.6 500 LA15QS500-4IL 4IL 90 30 35 LA15QS35-1 1 0.21 9 600 LA15QS600-4 4 130 35 40 LA15QS40-1 1 0.28 10 600 LA15QS600-4IL 4IL 130 35 40 LA15QS40-4TI 4TI 0.39 3.1 800 LA15QS800-4 4 290 57 45 LA15QS45-1 1 0.34 12 1000 LA15QS1000-4 4 520 75 50 LA15QS50-1 1 0.47 13 1000 LA15QS1000-4IL 4IL 520 75 50 LA15QS50-4 4 0.64 4 1000 LA15QS1000-4TI 4TI 520 75 55 LA15QS55-1 1 Contact Factory Contact Factory 1000 LA15QS1000-128 128 540 88 60 LA15QS60-1 1 0.94 14 1000 LA15QS1000-128IL 128IL 540 88 70 LA15QS70-4 4 2 5.6 1200 LA15QS1200-128 128 680 100 70 LA15QS70-4TI 4TI 2 5.6 1200 LA15QS1200-128IL 128IL 680 100 80 LA15QS80-4 4 2.5 8 1500 LA15QS1500-128 128 1200 130 80 LA15QS80-4TI 4TI 2.5 8 1500 LA15QS1500-128IL 128IL 1200 130 90 LA15QS90-4 4 3.1 9 2000 LA15QS2000-128 128 1900 165 100 LA15QS100-4 4 3.6 10 2000 LA15QS2000-128IL 128IL 1900 165 100 LA15QS100-4TI 4TI 3.6 10 2500 LA15QS2500-128 128 3200 195 130 LA15QS130-4 4 5.3 14 2500 LA15QS2500-128IL 128IL 3200 195 130 LA15QS130-4TI 4TI 5.3 14 3000 LA15QS3000-128 128 4800 240 150 LA15QS150-4 4 6.8 16 3000 LA15QS3000-128IL 128IL 4800 240 150 LA15QS150-4IL 4IL 6.8 16 3500 LA15QS3500-128 128 6500 260 150 LA15QS150-4TI 4TI 6.8 16 4000 LA15QS4000-128 128 8500 270 200 LA15QS200-4 4 9 22 4000 LA15QS4000-128IL 128IL 8500 270 200 LA15QS200-4IL 4IL 9 22 5000 LA15QS5000-128 128 Contact Factory Contact Factory 6000 LA15QS6000-128 128 Contact Factory Contact Factory Specifications Figure 1 Figure 2 Voltage Rating AC: 150 V DC: 150 V Interrupting Rating 100 kA Ampere Range 1 – 6000 A Approvals UL Recognized Figure 3 Figure 4 Figure 5 Web Resources For additional information, visit: littelfuse.com/la15qs Dimensions Dimensions for reference only. AMPERE MOUNTING FIGURE DIMENSIONS INCHES (mm) TAP RATINGS TYPE NO. A B C D E F G H 1 – 30 2 1 1.50 (38.1) 0.41 (10.4) – – – – – – – 35 – 60 1 1 2.00 (50.8) 0.81 (20.6) – – – – – – – 40 – 450 4, 4TI*, 4IL* 2 2.66 (67.6) 1.00 (25.4) 1.16 (29.5) 2.19 (55.6) 1.91 (48.5) 0.31 (7.9) 0.88 (22.4) 0.19 (4.8) – 500 – 1000 4, 4TI*, 4IL* 2 3.50 (88.9) 1.50 (38.1) 1.25 (31.8) 2.56 (65.0) 1.94 (49.3) 0.41 (10.4) 1.00 (25.4) 0.25 (6.4) – 3 1 750 – 2000 128, 128IL* 3 1.88 (47.9) 2.00 (50.8) 1.63 (41.4) 1.75 (44.5) 1.00 (25.4) – – – ⁄8-24- ⁄2 deep 1 1 2500 – 3000 128, 128IL* 3 1.88 (47.9) 3.00 (76.2) 1.63 (41.4) 2.50 (63.5) 1.50 (38.1) – – – ⁄ -20- ⁄ deep 2 2 1 1 3500 – 4000 128, 128IL* 4 1.88 (47.9) 3.50 (88.9) 1.63 (41.4) 3.00 (76.2) 1.06 (27.0) 1.06 (27.0) – – ⁄2-20- ⁄2 deep 1 1 5000 – 6000 128 5 2.38 (60.5) 5.75 (146) 1.88 (47.7) 5.00 (127) 1.50 (38.1) 1.50 (38.1) – – ⁄2-20- ⁄2 deep *Optional Trigger Actuator (IL). Optional Trigger Indicator (TI) see web for dimensions. ® 3 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet LA30QS ALTERNATE DIMENSION SEMICONDUCTOR FUSES 300 VAC • Very Fast-Acting • 35-4500 A LA30QS Series MAXIMUM WATTS LOSS MAXIMUM WATTS LOSS 2 2 AMPERE CATALOG MOUNTING CLEARING I t @ RATED AMPERE CATALOG MOUNTING CLEARING I t @ RATED RATING NUMBER TYPE @300 VAC CURRENT RATING NUMBER TYPE @300 VAC CURRENT 2 3 2 3 (A s X 10 ) (W) (A s X 10 ) (W) 35 LA30QS35-4 4 0.9 6.4 500 LA30QS500-4 4 160 59 40 LA30QS40-4 4 1.2 7 550 LA30QS550-4 4 190 65 50 LA30QS50-4 4 2 9.9 600 LA30QS600-4 4 230 69 60 LA30QS60-4 4 2.7 11.6 600 LA30QS600-4TI 4TI 230 69 70 LA30QS70-4 4 1.6 11 600 LA30QS600-4IL 4IL 230 69 80 LA30QS80-4 4 2.6 11 700 LA30QS700-4 4 260 90 90 LA30QS90-4 4 3.2 13 700 LA30QS700-128 128 260 73 100 LA30QS100-4 4 4.1 13 800 LA30QS800-4 4 330 108 100 LA30QS100-4TI 4TI 4.1 13 800 LA30QS800-4IL 4IL 330 108 125 LA30QS125-4 4 6.3 16 800 LA30QS800-128 128 330 84 130 LA30QS130-4 4 6.3 16 1000 LA30QS1000-128 128 460 105 150 LA30QS150-4 4 9.3 19 1000 LA30QS1000-128IL 128IL 460 105 150 LA30QS150-4TI 4TI 9.3 19 1200 LA30QS1200-128 128 880 110 175 LA30QS175-4 4 10 27 1500 LA30QS1500-128 128 1400 140 200 LA30QS200-4 4 15 30 1500 LA30QS1500-128IL 128IL 1400 140 200 LA30QS200-4TI 4TI 15 30 1600 LA30QS1600-128 128 1690 150 225 LA30QS225-4 4 22 33 2000 LA30QS2000-128 128 2600 190 250 LA30QS250-4 4 25 41 2000 LA30QS2000-128IL 128IL 2600 190 250 LA30QS250-4TI 4TI 25 41 2500 LA30QS2500-128 128 4000 230 300 LA30QS300-4 4 37 47 2500 LA30QS2500-128IL 128IL 4000 230 300 LA30QS300-4TI 4TI 37 47 3000 LA30QS3000-128 128 4700 340 350 LA30QS350-4 4 62 49 3500 LA30QS3500-128 128 6500 380 400 LA30QS400-4 4 83 56 3500 LA30QS3500-128IL 128IL 6500 380 400 LA30QS400-4IL 4IL 83 56 4000 LA30QS4000-128 128 8600 450 400 LA30QS400-4TI 4TI 83 56 4500 LA30QS4500-128 128 11000 500 450 LA30QS450-4 4 130 53 Description Littelfuse LA30QS series Semiconductor protection fuses are intended for the protection of Power Semiconductors Figure 1 Figure 2 such as diodes, phase control SCR’s and other power semiconductor devices. The LA30QS is recommended for new applications providing solutions for your critical protection needs for 300V and less semiconductors. Specifications Voltage Rating AC: 300 V DC: 300 V Figure 3 Figure 4 Interrupting Rating 200 kA Ampere Range 35 – 4500 A Approvals UL Recognized Web Resources For additional information, visit: littelfuse.com/la30qs Dimensions Dimensions for reference only. AMPERE MOUNTING FIGURE DIMENSIONS INCHES (mm) TAP RATING TYPE NO. A B C D E F G H 35 – 60 4 1 3.19 (81.0) 0.81 (20.6) 1.63 (41.4) 2.50 (63.5) 2.25 (57.5) 0.34 (8.6) 0.72 (18.3) 0.13 (3.3) – 70 – 200 4 2 3.13 (79.5) 1.22 (31.0) 1.63 (41.4) 2.44 (62.0) 2.31 (58.7) 0.31 (7.9) 1.00 (25.4) 0.19 (4.8) – 225 – 800 4, 4IL* 2 3.84 (97.5) 1.50 (38.1) 1.59 (40.1) 2.91 (73.9) 2.28 (57.9) 0.41 (10.4) 1.00 (25.4) 0.25 (6.4) – 3 1 8 2 800 – 1200 128 3 2.59 (65.8) 3.00 (76.2) 2.34 (59.4) 2.50 (63.5) 1.50 (38.1) – – – ⁄ -24- ⁄ deep 3 1 8 2 1500 – 2500 128, 128IL* 4 2.59 (65.8) 3.50 (88.9) 2.34 (59.4) 3.00 (76.2) 1.50 (38.1) 1.50 (38.1) – – ⁄ -24- ⁄ deep 1 1 2 2 3000 – 4500 128, 128IL* 4 2.59 (65.8) 4.50 (114) 2.34 (59.4) 3.75 (95.3) 1.50 (38.1) 1.50 (38.1) – – ⁄ -20- ⁄ deep *Optional Trigger Actuator (IL). Optional Trigger Indicator (TI) see web for dimensions. ® 4 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet LA50QS ALTERNATE DIMENSION SEMICONDUCTOR FUSES 500 VAC • Very Fast-Acting • 35-1200 A LA50QS Series Description MAXIMUM In response to new equipment requirements, Littelfuse WATTS LOSS 2 AMPERE CATALOG MOUNTING CLEARING I t LA50QS series fuses were developed to improve the overall @ RATED RATING NUMBER TYPE @500 VAC performance of semiconductor fuses. The LA50QS provides CURRENT (W) 2 3 (A s X 10 ) the best protection features including lower I2t, longer life 35 LA50QS35-4 4 0.56 6 when subjected to cyclic loading and lower watts loss. 40 LA50QS40-4 4 0.69 7 LA50QS is today’s choice for the protection of dynamic solid 50 LA50QS50-4 4 1.1 8 state equipment. 60 LA50QS60-4 4 1.8 10 70 LA50QS70-4 4 1.9 12 Specifications 80 LA50QS80-4 4 2.6 14 90 LA50QS90-4 4 3.6 15 Voltage Rating AC: 500 V 100 LA50QS100-4 4 4.4 17 DC: 500 V 125 LA50QS125-4 4 5.6 21 Interrupting Rating AC: 200 kA 150 LA50QS150-4 4 9 25 DC: 100 kA 175 LA50QS175-4 4 15 29 Ampere Range 35 – 1200 A 200 LA50QS200-4 4 20 33 Approvals UL Recognized 225 LA50QS225-4 4 25 37 CSA Certified 250 LA50QS250-4 4 29 41 300 LA50QS300-4 4 55 49 Web Resources 350 LA50QS350-4 4 88 57 400 LA50QS400-4 4 98 65 For additional information, visit: littelfuse.com/la50qs 450 LA50QS450-4 4 130 69 500 LA50QS500-4 4 160 77 600 LA50QS600-4 4 220 92 700 LA50QS700-4 4 270 110 800 LA50QS800-4 4 360 130 900 LA50QS900-4 4 500 140 1000 LA50QS1000-4 4 560 160 1200 LA50QS1200-4 4 930 175 Dimensions Dimensions for reference only. AMPERE MOUNTING DIMENSIONS INCHES (mm) RATING TYPE A B C D E F G H 3.63 1.00 2.13 2.94 2.75 0.31 0.75 0.13 35 – 100 4 (92.2) (25.4) (54.1) (74.7) (69.9) (7.9) (19.1) (3.3) 3.63 1.22 2.13 2.94 2.81 0.31 1.00 0.19 125 – 200 4 (92.2) (31.0) (54.1) (74.7) (71.4) (7.9) (25.4) (4.8) 4.34 1.50 2.09 3.41 2.78 0.41 1.00 0.25 225 – 400 4 (110) (38.1) (53.1) (86.6) (70.6) (10.4) (25.4) (6.4) 4.47 2.00 2.22 3.53 2.91 0.41 1.50 0.25 450 – 600 4 (114) (50.8) (56.4) (89.7) (73.9) (10.4) (38.1) (6.4) 6.47 2.50 2.22 5.00 3.44 0.53 1.50 0.25 700 – 800 4 (164.3) (63.5) (56.4) (127.0) (87.3) (13.5) (38.1) (6.4) 6.97 3.00 3.22 5.47 4.47 0.63 2.38 0.44 900 – 1200 4 (177.0) (76.2) (81.8) (138.9) (113.5) (15.9) (60.3) (11.1) Contact Littelfuse for characteristic curves. ® 5 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet ALTERNATE DIMENSION SEMICONDUCTOR FUSES 600 VAC/DC • Very Fast-Acting • 5-40 A LA60Q Series Semiconductor Fuses Description MAXIMUM WATTS LOSS AMPERE CATALOG MOUNTING 2 Littelfuse LA60Q semiconductor protection fuses feature CLEARING I t @ RATED RATING NUMBER TYPE 2 1 13 @600 VAC (A s) CURRENT (W) a 600 volt AC/DC rating in a compact size (1 ⁄2” x ”). ⁄32 2 LA60Q also has the lowest I t of all similar fuses and 5 LA60Q5-2 2 60 0.7 excellent cycling ability. Applications include inverters and 8 LA60Q8-2 2 70 1.1 small equipment requiring extremely fast response to 10 LA60Q10-2 2 110 1.6 12 LA60Q12-2 2 150 2 faults, without the need to carry sustained heavy overloads. 15 LA60Q15-2 2 180 3 20 LA60Q20-2 2 330 4.4 Dimensions Inches 25 LA60Q25-2 2 440 5.5 30 LA60Q30-2 2 860 5.6 1 ½ 35 LA60Q35-2 2 1300 6.4 40 LA60Q40-2 2 1800 7 Specifications 13 / 32 Voltage Rating AC: 600 V DC: 600 V Interrupting Rating AC: 200 kA DC: 100 kA Web Resources Ampere Range 5 – 40 A For additional information, visit: littelfuse.com/la60q Approvals UL Recognized Contact Littelfuse for characteristic curves. 690 VAC/700 VDC • Very Fast-Acting • 10-100 A LA70QSF Series French Cylindrical Fuses Description Littelfuse French Cylindrical style semiconductor fuses are MAXIMUM CATALOG CATALOG WATTS LOSS an extension to the LA70QS series. They offer a solid-fill 2 AMPERE BODY CLEARING I t NUMBER NUMBER @ RATED design with high interrupting ratings and an optional striker RATING SIZE @700 VAC (NO STRIKER) (WITH STRIKER) CURRENT (W) 2 3 for visual or remote blown fuse indication. (A s X 10 ) 10 LA70QS10-14F LA70QS10-14FI 14 x 51 0.04 3.5 Specifications 12 LA70QS12-14F LA70QS12-14FI 14 x 51 0.06 4.4 Voltage Rating AC: 690 V 16 LA70QS16-14F LA70QS16-14FI 14 x 51 0.10 4.8 DC: 700 V 20 LA70QS20-14F LA70QS20-14FI 14 x 51 0.16 5.2 Interrupting Rating AC: 200 kA DC: 100 kA 25 LA70QS25-14F LA70QS25-14FI 14 x 51 0.27 5.8 Ampere Range 10 – 100 A 32 LA70QS32-14F LA70QS32-14FI 14 x 51 1.50 7.0 B Approvals UL Recognized 40 LA70QS40-14F LA70QS40-14FI 14 x 51 0.70 10.7 C CSA Certified 50 LA70QS50-14F LA70QS50-14FI 14 x 51 1.50 11.6 20 LA70QS20-22F LA70QS20-22FI 22 x 58 0.076 8.0 Web Resources A 25 LA70QS25-22F LA70QS25-22FI 22 x 58 0.125 10.0 For additional information, visit: www.littelfuse.com/semi 32 LA70QS32-22F LA70QS32-22FI 22 x 58 0.27 11.0 Dimensions 40 LA70QS40-22F LA70QS40-22FI 22 x 58 0.48 13.0 B 50 LA70QS50-22F LA70QS50-22FI 22 x 58 0.80 14.9 C 63 LA70QS63-22F LA70QS63-22FI 22 x 58 1.85 16.0 D 80 LA70QS80-22F LA70QS80-22FI 22 x 58 3.80 17.8 E 100 LA70QS100-22F LA70QS100-22FI 22 x 58 8.00 19.0 A DIMENSIONS mm Recommended Fuse Holders FUSE SIZE A B C D E CYH series for non-striker fuses LA70QS(amp)22F 14x51 14 51 14 – – CYH1451 series for LA70QS(amp)14F 22x58 22 58 16 – – 14x51 Striker 14 51 14 7.5 3.8 22x58 Striker 22 58 16 7.5 3.8 ® 6 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet LA70QS ALTERNATE DIMENSION SEMICONDUCTOR FUSES 700 VAC/VDC • Very Fast-Acting • 35-800 A LA70QS Series Semiconductor Fuses Description MAXIMUM Littelfuse LA70QS semiconductor fuses were developed WATTS LOSS 2 AMPERE CATALOG MOUNTING CLEARING I t to provide improved performance required by today’s new @ RATED RATING NUMBER TYPE @700 VAC 2 equipment. The LA70QS features lower I t, improved cycling, CURRENT (W) 2 3 (A s X 10 ) and lower watts loss. It is the best choice for the protection 35 LA70QS35-4 4 0.47 6.2 of dynamic solid-state equipment. 40 LA70QS40-4 4 0.58 7.5 50 LA70QS50-4 4 0.88 9.8 Features/Benefits 60 LA70QS60-4 4 1.2 12 2 70 LA70QS70-4 4 1.8 15 • I t improved protection of equipment. 80 LA70QS80-4 4 2.3 16 • Superior cycling ability for long, reliable life on high 90 LA70QS90-4 4 3 20 cycling loading. 100 LA70QS100-4 4 3.6 24 • Lower watts loss for cooler operation. 125 LA70QS125-4 4 6.9 22 • 700 Volt AC/DC rating provides greater design versatility 125 LA70QS125-4K 4K 6.9 22 • Compact sizes allow downsizing of equipment 150 LA70QS150-4 4 11 28 150 LA70QS150-4K 4K 11 29 Specifications 175 LA70QS175-4 4 14 35 Voltage Rating AC: 700 V 175 LA70QS175-4K 4K 14 35 200 LA70QS200-4 4 19 41 DC: 700 V Interrupting Rating AC: 200 kA 200 LA70QS200-4K 4 19 41 250 LA70QS250-4 4 42 42 DC: 100 kA Ampere Range 35 – 800 A 300 LA70QS300-4 4 55 53 350 LA70QS350-4 4 72 64 Approvals UL Recognized CSA Certified 400 LA70QS400-4 4 99 75 450 LA70QS450-4 4 125 75 Web Resources 450 LA70QS450-4K 4K 125 75 500 LA70QS500-4 4 150 92 For additional information, visit: littelfuse.com/la70qs 500 LA70QS500-4K 4K 160 92 600 LA70QS600-4 4 222 116 600 LA70QS600-4K 4K 222 116 700 LA70QS700-4 4 332 125 800 LA70QS800-4 4 433 143 Dimensions Dimensions for reference only. DIMENSIONS INCHES (mm) MOUNTING AMPERES TYPE A B C D E F G H 35 – 100 4 4.38 (111) 1.00 (25.4) 2.88 (73) 3.69 (93.6) 3.50 (88.9) 0.31 (7.9) 0.75 (19.0) 0.13 (3.2) 125 – 200 4 4.38 (111) 1.22 (31.0) 2.88 (73) 3.69 (93.6) 3.56 (90.5) 0.31 (7.9) 1.00 (25.4) 0.19 (4.8) 125 – 200 4K 5.09 (129) 1.22 (31.0) 2.88 (73) 4.19 (106) 3.50 (88) 0.41 (10.3) 1.00 (25.4) 0.19 (4.8) 225 – 400 4 5.09 (129) 1.50 (38.1) 2.84 (72.2) 4.16 (106) 3.53 (89.7) 0.40 (10.3) 1.50 (38.1) 0.25 (6.4) 450 – 600 4 5.09 (129) 2.00 (50.8) 2.84 (72.2) 4.16 (106) 3.53 (89.7) 0.41 (10.3) 1.50 (38.1) 0.25 (6.4) 450 – 600 4K 7.09 (180) 2.00 (50.8) 2.84 (72.2) 6.16 (156) 3.53 (89.7) 0.53 (13.5) 1.50 (38.1) 0.25 (6.4) 700 – 800 4 7.09 (180) 2.50 (63.5) 2.84 (72.2) 5.28 (134) 4.91 (125) 0.53 (13.5) 2.00 (50.8) 0.38 (9.5) Contact Littelfuse for characteristic curves. ® 7 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714 ® POWR-GARD Fuse Datasheet LA100P ALTERNATE DIMENSION SEMICONDUCTOR FUSES 1000 VAC • Very Fast-Acting • 15-1000 A LA100P Series Semiconductor Fuses Description MAXIMUM Littelfuse LA100P semiconductor protection fuses are rated WATTS LOSS 2 AMPERE CATALOG MOUNTING CLEARING I t 1000 V, extending the range of protection for UPS systems, @ RATED RATING NUMBER TYPE @1000 VAC AC and DC drives, reduced voltage motor starters and CURRENT (W) 2 3 (A s X 10 ) 2 similar applications where lower I t and superior reliability 15 LA100P15-1 1 0.6 3.4 are needed. With ratings from 15-1000 amperes, a wide 20 LA100P20-1 1 0.8 5.9 range of high voltage applications can be served. 25 LA100P25-1 1 1,3 9 30 LA100P30-1 1 1.5 12.8 Features/Benefits 35 LA100P35-4 4 2.2 7.3 2 • Low I t minimizes damage to protected components on 40 LA100P40-4 4 2.9 8.3 short-circuit. 50 LA100P50-4 4 4.5 11 60 LA100P60-4 4 6.5 13 • Controlled arc voltage reduces stress to circuit 80 LA100P80-4 4 12 14 components during fuse clearing. 100 LA100P100-4 4 18 18 125 LA100P125-4 4 28 23 Specifications 150 LA100P150-4 4 41 28 Voltage Rating AC: 1000 V 200 LA100P200-4 4 72 36 DC: 750 V 225 LA100P225-4 4 91 40 Interrupting Rating 100 kA 250 LA100P250-4 4 110 46 Ampere Range 15 – 1000 A 300 LA100P300-4 4 160 55 Approvals UL Recognized 350 LA100P350-4 4 220 65 400 LA100P400-4 4 290 70 Web Resources 500 LA100P500-4 4 450 90 600 LA100P600-4 4 650 110 For additional information, visit: littelfuse.com/la100p 650 LA100P650-4 4 780 120 700 LA100P700-4 4 880 125 800 LA100P800-4 4 1200 140 1000 LA100P1000-4 4 1900 190 Dimensions Figure 1 Figure 2 Figure 3 Figure 4 Dimensions for reference only. DIMENSIONS INCHES (mm) MOUNTING FIGURE AMPERES TYPE NO. A B C D E F G H J 15 – 30 1 1 2.53 (66.8) 0.56 (14.2) – – – – – – – – 35 – 60 4 2 5.00 (127) 1.00 (25.4) 3.50 (88.9) 4.31 (109) 4.19 (106) 0.31 (7.9) 0.75 (19.1) 0.13 (3.3) – 65 – 100 4 2 5.00 (127) 1.22 (31) 3.50 (88.9) 4.31 (109) 4.19 (106) 0.31 (7.9) 1.00 (25.4) 0.19 (4.8) – 125 – 200 4 2 5.72 (145) 1.50 (38.1) 3.47 (88.1) 4.78 (121) 4.16 (106) 0.41 (10.4) 1.00 (25.4) 0.25 (6.4) – 225 – 400 4 2 5.72 (145) 2.00 (50.8) 3.47 (88.1) 4.78 (121) 4.16 (106) 0.41 (10.4) 1.50 (25.4) 0.25 (6.4) – 500 – 600 4 2 7.72 (196) 2.50 (63.5) 3.47 (88.1) 5.88 (149) 5.56 (147) 0.53 (13.5) 2.00 (50.8) 0.38 (9.7) – 650 – 800 4 3 7.44 (189) 2.88 (73.2) 3.94 (100) 5.94 (151) 0.63 (16) 2.00 (50.8) 0.38 (9.7) 0.31 (7.9) 1000 4 4 8.22 (209) 3.50 (88.9) 4.47 (114) 6.59 (167) 5.84 (148) 0.63 (16) 2.75 (69.9) 0.50 (12.7) 1.38 (35.1) Optional Trigger Indicator (TI) for 50 A - 1000 A available Contact Littelfuse for characteristic curves. ® 8 of 8 littelfuse.com © 2014 Littelfuse POWR-GARD Products Rev: 4-E-012714