Axial Lead & Cartridge Fuses 3AB > Very Fast-Acting > 322 Series PS E 322/332 Series Lead-free 3AB, Very Fast-acting Fuse Description The 3AB Very Fast-Acting Fuse for protection of Silicon Controlled Rectifiers and similar solid-state devices. Features t *O BDDPSEBODF XJUI 6- t P)4 DPNQMJBOU BOE 3 Standard 248-14 FBE GSFF - t BJMBCMF JO DBSUSJEHF W format only Applications Agency Approvals 6TFE BT TVQQMFNFOU BS Z QSPUFDUJPO JO BQQMJBODF PS Agency Agency File Number Ampere Range utilization equipment to provide individual protection for components or internal circuits. 12A - 30A E10480 Electrical Characteristics for Series E10480 1A - 10A % of Ampere Ampere Rating Opening Time Rating NBK080306- PS 1A - 10A E 100% 1 30 4 hours, Minimum JP1021A/B 1 10 .2 second, Maximum 250% 1A - 30A 12 30 1 sec.ond, Maximum. Electrical Characteristic Specifications by Item Agency Approvals Ampere Voltage Nominal Cold Nominal Interrupting Amp Code Rating Rating Resistance Melting PS Rating 2 2 E (A) (V) (Ohms) I t (A sec) 001. 1 250 0.0927 0.100 x x x 1.25 1.25 250 0.0804 0.156 x x x 002. 2 250 0.0416 0.560 x x x 003. 3 250 0.0245 1.890 x x x 004. 4 250 0.0179 3.360 x x x 100A 250Vac 005. 5 250 100A 125Vdc 0.0128 6.250 x x x 200A 72Vdc 006. 6 250 0.0117 8.208 x x x 007. 7 250 0.0108 10.58 x x x 008. 8 250 0.0088 16.45 x x x 009. 9 250 0.0077 20.66 x x x 010. 10 250 0.0073 24.0 x x x 012. 12 65 0.0515 60.0 x x 015. 15 65 0.0043 90.0 x x 200A 65Vac 020. 20 65 0.0034 192.0 x x 1000A 65Vdc 025.* 25 65 0.0029 325.0 x x 030.* 30 65 0.0023 540.0 x x * Ratings from 1A to 10A are available for 332 series * Ratings from 12A to 30A are available for 322 series, these ratings are RoHS compliant version. 2009 Littelfuse, Inc. 322 Series 325 Specifications are subject to change without notice. Revised: September 9, 2010 Please refer to www.littelfuse.com/series/322.html for current information. 322 SeriesIntrIntroduction toduction too Cir Circuit Prcuit Prototectionection Axial Lead & Cartridge Fuses Transientology 3AB > Very Fast-Acting > 322 Series Temperature Rerating Curve Average Time Current Curves 1000 100 10 1 0.1 0.01 0.1 1 10 100 1000 CURRENT IN AMPERES PrProduct Charoduct Charactactereristicsistics Body: Ceramic Operating Materials 55C to +125C Cap: Nickelplated brass Temperature FTU 5 5% ( .FUIPE 4 .*- FTU 5 ( 5% ( .FUIPE 4 .*- Terminal Strength Thermal Shock Condition A Condition B: (5 cycles -65C to +125C) 4FDPOE &EJUJPO FSFODF *& GF 3 Vibration 5% ( .FUIPE 4 .*- Solderability 2003-01 Annex A FTU 5 5% ( .FUIPE 4 .*- Cap1: Brand logo, current and voltage Humidity Condition A: High RH (95%) and Elevated ratings Product Marking temperature (40C) for 240 hours Cap2: Series and agency approval marks FTU 5 % 5% ( .FUIPE 4 .*- Salt Spray Condition B 2009 Littelfuse, Inc. 322 Series 326 Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/322.html for current information. TIME IN SECONDS 1/8A 1/4A 3/8A 1/2A 3/4A 1A 2A 3A 4A 5A 6A 7A 8A 10A 12A 15A 20A 25A 30A