special purpose fuses 88 w w w . l i t t e l f u s e . c o m special purpose fuses ? 2005 littelfuse ? powr-gard ? products catalog la15qs semiconductor fuses 150 vac ? very fast acting ? 1 C 6000 amperes specifications voltage rating: ac: 150 volts dc: 150 volts interrupting rating: 100,000 amperes ampere range: 1 C 6000 amperes approvals: ul recognized under the components program. la 15 qs 400 -4 ti style littelfuse ampere rating mounting type voltage (150) integral blown- fuse indicator ferrule 1 ferrule, midget dim. 2 blades/bolt-in 4 hockey puck, bolt-in 128 trigger indicator ti trigger actuator il contact littelfuse for characteristic curves. note: mounting types and integral blown fuse indicators are optional for specified ratings. littelfuse la15qs series semiconductor fuses were designed for the specific protection of diodes and other semiconductor devices rated 150vac/dc. the la15qs product line compact design is perfect for those applications that have limitations on available space. features ? low i 2 t minimizes damage to protected components on short-circuit. ? controlled arc voltage reduces stress to circuit components during fuse clearing. ? choice of mounting types provides options for unique termination requirements. ? indicator options allow identification of blown fuses. applications protection of heavy duty devices such as electromechanical rectifiers. ordering information
special purpose fuses 89 w w w . l i t t e l f u s e . c o m special purpose fuses ? 2005 littelfuse ? powr-gard ? products catalog ampere rating littelfuse catalog number mounting type maximum clearing i 2 t @150 vac (a 2 s x 10 3 ) watts loss @ rated current (w) 1 la15qs1-2 2 0.0002 0.68 2 la15qs2-2 2 0.001 1.3 3 la15qs3-2 2 0.003 1.7 4 la15qs4-2 2 0.007 2.1 5 la15qs5-2 2 0.012 2.8 6 la15qs6-2 2 0.022 3.1 7 la15qs7-2 2 0.011 2.2 8 la15qs8-2 2 0.015 2.5 10 la15qs10-2 2 0.019 2.6 12 la15qs12-2 2 0.030 3 15 la15qs15-2 2 0.042 3 20 la15qs20-2 2 0.072 4 25 la15qs25-2 2 0.14 5.2 30 la15qs30-2 2 0.25 5.6 35 la15qs35-1 1 0.21 9 40 la15qs40-1 1 0.28 10 40 la15qs40-4ti 4ti 0.39 3.1 45 la15qs45-1 1 0.34 12 50 la15qs50-1 1 0.47 13 50 la15qs50-4 4 0.64 4 55 la15qs55-1 1 contact factory contact factory 60 la15qs60-1 1 0.94 14 70 la15qs70-4 4 2 5.6 70 la15qs70-4ti 4ti 2 5.6 80 la15qs80-4 4 2.5 8 80 la15qs80-4ti 4ti 2.5 8 90 la15qs90-4 4 3.1 9 100 la15qs100-4 4 3.6 10 100 la15qs100-4ti 4ti 3.6 10 130 la15qs130-4 4 5.3 14 130 la15qs130-4ti 4ti 5.3 14 150 la15qs150-4 4 6.8 16 150 la15qs150-4il 4il 6.8 16 150 la15qs150-4ti 4ti 6.8 16 200 la15qs200-4 4 9 22 200 la15qs200-4il 4il 9 22 250 la15qs250-4 4 15 22 la15qs semiconductor fuses 150 vac ? very fast acting ? 1 C 6000 amperes catalog numbers & technical data ampere rating littelfuse catalog number mounting type maximum clearing i 2 t @150 vac (a 2 s x 10 3 ) watts loss @ rated current (w) 250 la15qs250-4ti 4ti 15 27 300 la15qs300-4 4 22 33 300 la15qs300-4il 4il 22 33 300 la15qs300-4tl 4ti 22 33 350 la15qs350-4 4 32 40 350 la15qs350-4ti 4ti 32 40 400 la15qs400-4 4 40 45 400 la15qs400-4il 4il 40 45 400 la15qs400-4ti 4ti 40 45 450 la15qs450-4 4 50 50 450 la15qs450-4il 4il 50 50 500 la15qs500-4 4 90 30 500 la15qs500-4il 4il 90 30 600 la15qs600-4 4 130 35 600 la15qs600-4il 4il 130 35 800 la15qs800-4 4 290 57 1000 la15qs1000-4 4 520 75 1000 la15qs1000-4il 4il 520 75 1000 la15qs1000-4ti 4ti 520 75 1000 la15qs1000-128 128 540 88 1000 la15qs1000-128il 128il 540 88 1200 la15qs1200-128 128 680 100 1200 la15qs1200-128il 128il 680 100 1500 la15qs1500-128 128 1200 130 1500 la15qs1500-128il 128il 1200 130 2000 la15qs2000-128 128 1900 165 2000 la15qs2000-128il 128il 1900 165 2500 la15qs2500-128 128 3200 195 2500 la15qs2500-128il 128il 3200 195 3000 la15qs3000-128 128 4800 240 3000 la15qs3000-128il 128il 4800 240 3500 la15qs3500-128 128 6500 260 4000 la15qs4000-128 128 8500 270 4000 la15qs4000-128il 128il 8500 270 5000 la15qs5000-128 128 contact factory contact factory 6000 la15qs6000-128 128 contact factory contact factory dimensions dimensions for reference only. amperes mount. type fig. no. dimensions in inches (mm in parentheses) tap a b c d e f g h 1 C 30 2 1 1.50 (38.1) 0.41 (10.4) C C C C C C C 35 C 60 1 1 2.00 (50.8) 0.81 (20.6) C C C C C C C 70 C 450 4, 4ti*, 4il* 2, 3* 2.66 (67.6) 1.13 (28.7) 1.16 (29.5) 2.19 (55.6) 1.91 (48.5) 0.31 (7.9) 0.88 (22.4) 0.19 (4.8) C 500 C 1000 4, 4ti*, 4il* 2, 3* 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) C 750 C 2000 128, 128il* 4, 5* 1.88 (47.9) 2.00 (50.8) 1.63 (41.4) 1.75 (44.5) 1.00 (25.4) C C C 3 ? 8 -24- 1 ? 2 deep 2500 C 3000 128, 128il* 4, 5* 1.88 (47.9) 3.00 (76.2) 1.63 (41.4) 2.50 (63.5) 1.50 (38.1) C C C 1 ? 2 -20- 1 ? 2 deep 3500 C 4000 128, 128il* 6, 7* 1.88 (47.9) 3.50 (88.9) 1.63 (41.4) 3.00 (76.2) 1.06 (27.0) 1.06 (27.0) C C 1 ? 2 -20- 1 ? 2 deep 5000 C 6000 128 8 2.38 (60.5) 5.75 (146) 1.88 (47.7) 5.00 (127) 1.50 (38.1) 1.50 (38.1) C C 1 ? 2 -20- 1 ? 2 deep * optional trigger actuator (il) figure 1 figure 2 figure 3 figure 4 figure 5 figure 6 figure 7 figure 8
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