Effective April 2014 Supersedes September 2009 Technical Data 2028 FNM Series 13⁄32˝ x 1-1⁄2˝ 250Vac Time-delay supplemental fuses Description Dimensions - in (mm) Time-delay supplemental fuse. For superior protection, Bussmann recommends upgrading to Low-Peak Class CC fuses. See data sheet # 1023. Catalog symbol / color code • Ratings 250Vac 1/10 to 30A 1.5" (38.1) Features FNM - Green (250Vac maximum voltage) Interrupting Rating at System Voltage Agency Information 250Vac 125Vac UL CSA 1/10 to 1 35A 10kA X X 1-1/8 to 3-1/2 100A 10kA X X 4 to 10 200A 10kA X X 12 to 30 10kA - X X Fuse Amp Range 0.41" (10.3) Agency information • Color coded green for 250Vac maximum voltage rating • Melamine tube construction • Nickel-plated brass endcaps Typical applications • Circuits with high inrush currents (motor/transformer loads) • Supplemental protection for 125Vac and 250Vac inductive circuits. Recommended fuse blocks/fuse holders • CE • UL Listed, Std. 248-14, Guide JDYX; File E19180 • CSA Certified, Class 1422-01, File 53787 Series Description Data Sheet # Blocks Catalog numbers (amps) 1-, 2- & 3-Pole modular blocks with optional 10235 covers BMM Series BM Series 1-, 2- & 3-Pole blocks 1104 FNM-1⁄10 FNM-8⁄10 FNM-2-1⁄2 FNM-6-1⁄4 FNM-1⁄8 FNM-1 FNM-2-8⁄10 FNM-7 CCP-_-30M 1-, 2- & 3-Pole switch 1157 FNM-15⁄100 FNM-1-1⁄8 FNM-3 FNM-8 CHM Series 1-, 2- & 3-Pole 3185 FNM-2⁄10 FNM-1-1⁄4 FNM-3-2⁄10 FNM-9 FNM-1⁄4 FNM-1-4⁄10 FNM-3-1⁄2 FNM-10 Optima NG 3-Pole protection module 1109 FNM-3⁄10 FNM-1-1⁄2 FNM-4 FNM-12 Optima 3-Pole holder 1102 FNM-4⁄10 FNM-1-6⁄10 FNM-4-1⁄2 FNM-15 Optima 3-Pole holder + switch 1103 DIN-Rail Holders / Switches Panel Mount Holders FNM-1⁄2 FNM-1-8⁄10 FNM-5 FNM-20 FNM-6⁄10 FNM-2 FNM-5-6⁄10 FNM-25 HPM & HPM-D 1-Pole holder 2112 FNM-3⁄4 FNM-2-1⁄4 FNM-6 FNM-30 HPC-D 1-Pole holder 2109 HPS2 2-Pole holder 2140 HPF, HPF-C & HPF-WT 1-Pole holder 2114 HPS 1-Pole holder 2113 HPG & HPD 1-Pole holder 2108 Carton quantity Amps Qty. 1/10 to 30 10 In-line Holders HEB 1-Pole holder 2127 HEX 2-Pole holder 2126 Fuseclips 1A3400, 5956 & 5960 Series PCB Fuseclips SAMI-7 Finger-safe fuse cover 2132 Fuse Covers 1204 Technical Data 2028 Effective April, 2014 Time-current characteristic curves – total clearing 10A 5A Time in Seconds 2A Amp Rating Current in Amps Technical Data 2028 Effective April, 2014 Time-current characteristic curves – average melt Time in Seconds 12A 15A 20A 25A 30A Amp Rating Current in Amps The only controlled copy of this Data Sheet is the electronic read-only version located on the Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Eaton’s Bussmann Business 114 Old State Road Ellisville, MO 63021 United States www.Bussmann.com © 2014 Eaton All Rights Reserved Publication No. 2028 - BU-SB14291 April 2014 Eaton is a registered trademark. All other trademarks are property of their respective owners.