Fuse Mounting Accessories Page 193 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 Axial Lead & Cartridge Fuses PICO ll > Very Fast-Acting Fuse > 251/253 Series Electrical Specifications by Item Note: Higher ampere ratings are available. Please contact Littelfuse Technical Support or your Littelfuse products representative for assistance. Ampere Rating (A) Amp Code Ordering Number (Std.) Ordering Number (Mil.) Max Voltage Rating (V) Interrupting Rating Nominal Cold Resistance (Ohms) Nominal Melting I 2 t (A 2 sec) Nom Voltage Drop (V) Agency Approvals PS E TUV QPL .062 .062 251.062 253.062 125 300 A @ 125VDC 50A@125VAC For CCC 7A: 70A@125VAC For CCC 10A: 100A@ 125VAC 7.000 0.000113 1.4 x x x .125 .125 251.125 253.125 125 1.700 0.00174 0.285 x x x .200 .200 251.200 253.200 125 0.895 0.0048 0.345 x x .250 .250 251.250 253.250 125 0.665 0.0116 0.24 x x x .375 .375 251.375 253.375 125 0.395 0.0296 0.215 x x x .500 .500 251.500 253.500 125 0.302 0.0598 0.2165 x x x x x .630 .630 251.630 125 0.205 0.08 0.188 x x .750 .750 251.750 253.750 125 0.175 0.153 0.176 x x x x 1.00 001. 251001. 253001. 125 0.128 0.256 0.194 x x x x x x 1.25 1.25 2511.25 125 0.100 0.390 0.2 x x x 1.50 01.5 25101.5 25301.5 125 0.0823 0.587 0.21 x x x x x 2.00 002. 251002. 253002. 125 0.0473 0.405 0.141 x x x x x x 2.50 02.5 25102.5 125 0.0360 0.721 0.132 x x x x x 3.00 003. 251003. 253003. 125 0.0295 1.19 0.131 x x x x x x 3.50 03.5 25103.5 125 0.0240 1.58 0.1205 x x x x 4.00 004. 251004. 253004. 125 0.0204 2.45 0.114 x x x x x x 5.00 005. 251005. 253005. 125 0.0158 4.14 0.11 x x x x x x 7.00 007. 251007. 253007. 125 0.0107 10.4 0.102 x x x x 10.0 010. 251010. 253010. 125 0.0072 25.5 0.1 x x x x 12.0 012. 251012. 32 0.0059 45.2 0.0878 x x 15.0 015. 251015. 253015. 32 0.00446 68.8 0.071 x x x 300A@32VDC & 50A@32VAC 253 Series Only

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