Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 314/324 Series PS RoHS Pb 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 In accordance with UL RoHS compliant and Standard 248-14 Lead-free Available in cartridge 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 0.375A - 15A utilization equipment to provide individual protection for components or internal circuits. 29862 0.375A - 20A Electrical Characteristics for Series E10480 15A* - 40A % of Ampere NBK030805-E10480A/B 1-3.5A Ampere Rating Opening Time Rating NBK030805-E10480C/D 4-5A PS E NBK030805-E10480E/F 6-15A 100% 1/8 - 40 4 hours, Minimum NBK260106-JP1021A/B 20-30A 135% 1/8 - 30 1 hour, Maximum SU05001-6003 3A 1/8 - 12 15 secs., Maximum 200% SU05001-6001 4-6A 15 - 30 30 secs., Maximum SU05001-6006 7-10A SU05001-8002 12-15A 250% 40 30 secs., Maximum SU05001-8003 20A SU05001-6002 25-30A N/A 0.375A - 30A Electrical Specification 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) .375 0.375 250 0.820 0.210 x x x 35 A 250 VAC .500 0.5 250 10 kA 125 VAC 0.500 0.639 x x x 10 kA 125 VDC .750 0.75 250 0.250 2.061 x x x 001. 1 250 0.189 0.690 x x x x 100 A 250 VAC 10 kA 125 VAC 002. 2 250 0.0700 5.700 x x x x 10 kA 125 VDC 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 750 A 250 VAC 008. 8 250 0.0153 105 x x x x x 10 kA 125 VAC 010. 10 250 0.0105 206 x x x x x 10 kA 125 VDC 010.* 10 280 0.0105 206 x x 012. 12 250 0.00760 570 x x x x x 015. 15 250 0.00505 292 x x x x x 015.* 15 280 0.00505 292 x x 1000 A 250 VAC 020. 20 250 0.00355 631 x x x x x 200 A 300 VAC 10 kA 125 VAC 020.* 20 280 0.00355 631 x x 10 kA 125 VDC 025. 25 250 0.00235 1450 x x x x 100 A 250 VAC 1000A 75 VDC 025.** 25 280 0.00235 1450 x x 400A 125 VAC 400 A 125 VDC 030. 30 250 0.00182 2490 x x x x 1000 A 250 VAC 040. 40 250 0.0014 22925 x x 400 A 150 VDC * 350A 280VAC interrupting rating available for 10A, 15A and 20A. ** 50A 280VAC for 25A. Add suffix 280. Example: 0324020.MX280P. 2 I t test at 10x rated current 2016 Littelfuse, Inc. Specifications are subject to change without notice. Application testing is strongly recommended. Revised: 06/30/16 Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 314/324 Series Temperature Re-rating Curve Average Time Current Curves 1000 100 10 1 Note: 0.1 Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.01 0.1 110100 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: 100C 140 Temperature Maximum: 150C 120 Preheat Time: 60-180 seconds 100 80 Solder Pot Temperature: 260C Maximum 60 40 Solder Dwell Time: 2-5 seconds 20 0 Recommended Hand-Solder Parameters: Time (Seconds) Solder Iron Temperature: 350C +/- 5C Preheat Time Cooling Time Dwell Time Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/30/16 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 .375A .500A .750A 1A 2A 3A 4A 5A 6A 7A 8A 10A 12A 15A 20A 25A 30A 40A