Axial Lead & Cartridge Fuses 3AB > Fast Acting > 314/324 Series PS E 314/324 Series Lead-free 3AB, Fast-acting Fuse Description The 3AB Fast-Acting Fuse with ceramic body construction permits higher interrupting ratings and voltage ratings. Ideal for applications where high current loads are expected. Features t *O BDDPSEBODF XJUI 6- t P)4 DPNQMJBOU BOE 3 Standard 248-14 Lead-free t BJMBCMF JO DBSUSJEHF W and axial lead format and with various forming dimensions Agency Approvals Applications Agency Agency File Number Ampere Range Used as supplementary protection in appliance or E10480 125mA - 15A utilization equipment to provide individual protection for components or internal circuits. LR 29862 125mA - 20A Electrical Characteristics for Series E10480 15A* - 40A % of Ampere NBK 030805 - E10480A-F PS Ampere Rating Opening Time 125mA - 30A E Rating NBK 260106 - JP1021A/B 100% 125mA 30A 4 hours, Minimum SU05001 - 125mA - 30 A 135% 125mA 30A 1 sec.., Maximum 6001/6002/6003/7006 125mA 12A 15 sec., Maximum 200% 125mA - 30A 15A 30A 30 sec., Maximum Electrical Characteristic Specication by Item Nominal Agency Approvals Ampere Voltage Nominal Amp Interrupting Cold Rating Rating Melting PS Code Rating Resistance 2 2 E (A) (V) I t (A sec) (Ohms) .125 0.125 250 6.20 0.00149 xx x .250 0.25 250 1.95 0.0140 xx x 35A 250Vac .375 0.375 250 0.820 0.050 10KA 125Vac xx x 10KA 125Vdc .500 0.5 250 0.500 0.115 xx x .750 0.75 250 0.250 0.466 xx x 001. 1 250 0.189 0.690 xx xx 100A 250Vac 002. 2 250 10KA 125Vac 0.0700 11.0 xx xx 10KA 125Vdc 003. 3 250 0.0432 14.6 x x x x x 004. 4 250 0.0470 10.4 x x x x x 005. 5 250 0.0300 26.0 x x x x x 006. 6 250 0.0240 45.0 x x x x x 007. 7 250 0.0187 71.0 x x x x x 750A 250Vac 008. 8 250 0.0153 105 x x x x x 10KA 125Vac 10KA 125Vdc 010. 10 250 0.0105 206 x x x x x 012. 12 250 0.00760 570 xx xx 015. 15 250 0.00505 292 xx xx 015.* 15 280 0.00505 292 xx 1000A 250Vac 020. 20 250 0.00355 631 x x x x 200A 300Vac 10KA 125Vac 020.* 20 280 0.00355 631 x x 10KA 125Vdc 025. 25 250 0.00235 1450 x x x x 100A 250Vac 1000 75Vdc 025.** 25 280 0.00235 1450 x x 400 125Vac 400A 125Vdc 030. 30 250 0.00182 2490 xxxx 1000A 250Vac 040. 40 250 0.0014 22925 x x 400A 150Vdc * 350A 280Vac interrupting rating available for 15A and 20A. ** 50A 280Vac for 25A. Add sufx 280. Example: 0324020.MX280P. 2009 Littelfuse, Inc. 314/324 Series 321 Specications are subject to change without notice. Revised: July 15, 2009 Please refer to www.littelfuse.com/series/314.html or /324.html for current information. 314/324 SeriesIntrIntroduction toduction too Cir Circuit Prcuit Prototectionection Axial Lead & Cartridge Fuses Transientology 3AB > Fast Acting > 314/324 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 Soldering Parameters - Wave Soldering 300 280 Recommended Process Parameters: 260 240 Wave Parameter Lead-Free Recommendation 220 Preheat: 200 (Typical Industry Recommendation) (Depends on Flux Activation Temperature) 180 160 Temperature Minimum: 100 C 140 Temperature Maximum: 150 C 120 Preheat Time: 60-180 seconds 100 80 Solder Pot Temperature: 260 C Maximum 60 40 Solder Dwell Time: 2-5 seconds 20 0 Recommended Hand-Solder Parameters: Time (Seconds) Preheat Time Cooling Time Solder Iron Temperature: 350 C +/- 5C Dwell Time 5JNF TFDPOET NBY )FBUJOH Note: These devices are not recommended for IR or Convection Reow process. 2009 Littelfuse, Inc. 314/324 Series 322 Specications are subject to change without notice. Please refer to www.littelfuse.com/series/314.html or /324.html for current information. Temperature (C) - Measured on bottom side of board 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 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 40A