LA70QS French Cylindrical Fuses 690 Volts ■ Very Fast-Acting 10 – 100 Amperes ■ SPECIFICATIONS Voltage Rating: AC: 690 Volts DC: 700 Volts Interrupting Rating: AC: 200,000 Amperes DC: 100,000 Amperes Ampere Range: 10 – 100 Amperes Approvals: UL Recognized under the components program. CSA Certified. NEW ORDERING INFORMATION LA 70 QS 20 -14F I Littelfuse Voltage (700) Style Ampere Rating Littelfuse’s French Cylindrical style semiconductor fuses are an extension to the LA70QS series. They offer a solid-fill design with high interrupting ratings and an optional striker for visual or remote blown fuse indication. The international 14x51mm and 22x58mm sizes are accepted worldwide Size 14x51mm 22x58mm 14F 22F Optional Striker (I) Catalog Numbers & Technical Data Ampere Rating 10 12 16 20 25 32 40 50 10 15 20 25 32 40 50 63 70 80 90 100 Littelfuse Catalog Number (No Striker) Littelfuse Catalog Number (With Striker) Body Size LA70QS10-14F LA70QS10-14FI LA70QS12-14F LA70QS12-14FI LA70QS16-14F LA70QS16-14FI LA70QS20-14F LA70QS20-14FI LA70QS25-14F LA70QS25-14FI LA70QS32-14F LA70QS32-14FI LA70QS40-14F LA70QS40-14FI LA70QS50-14F LA70QS50-14FI LA70QS10-22F LA70QS10-22FI LA70QS15-22F LA70QS15-22FI LA70QS20-22F LA70QS20-22FI LA70QS25-22F LA70QS25-22FI LA70QS32-22F LA70QS32-22FI LA70QS40-22F LA70QS40-22FI LA70QS50-22F LA70QS50-22FI LA70QS63-22F LA70QS63-22FI LA70QS70-22F LA70QS70-22FI LA70QS80-22F LA70QS80-22FI LA70QS90-22F LA70QS90-22FI LA70QS100-22F LA70QS100-22FI 14x51 14x51 14x51 14x51 14x51 14x51 14x51 14x51 22x58 22x58 22x58 22x58 22x58 22x58 22x58 22x58 22x58 22x58 22x58 22x58 Maximum Clearing I2t @700 VAC (A2S x 103) Watts Loss @ Rated Current (W) 0.04 0.06 0.10 0.16 0.27 1.50 0.70 1.50 0.025 0.049 0.076 0.125 0.27 0.48 0.80 1.85 2.80 3.80 5.64 8.00 3.5 4.4 4.8 5.2 5.8 7.0 10.7 11.6 4.0 6.2 8.0 10.0 11.0 13.0 14.9 16.0 16.5 17.8 17.0 19.0 Contact Littelfuse for characteristic curves. 96 FUSE SIZE 14x51 22x58 14x51 22x58 (no striker) (no striker) (with striker) (with striker) A Dimensions in mm C D B 14 22 14 22 51 58 51 58 14 16 14 16 7.5 7.5 E 3.8 3.8 Dimensions for reference only. B C A B C D E A