Axial Lead & Cartridge Fuses 520 mm > Slo-Blo Fuse > 239 Series PS RoHS Pb E 239 Series, 520 mm, Slo-Blo Fuse Description 520mm Slo-Blo glass body cartridge fuse designed to UL specification. Features Designed to UL/CSA/ RoHS compliant and ANCE 248-1 and 248-14 lead-free Standards Available in cartridge and axial lead format Agency Approvals Applications Used as supplementary protection in appliance or Agency Agency File Number Ampere Range utilization equipment to provide individual protection for Cartridge: components or internal circuits. NBK030609-JP1021A 1A 3.5A NBK190609-JP1021A 4A 5A NBK030609-JP1021B 7A PS E Leaded: Electrical Characteristics for Series NBK030609-JP1021C 1A 3.5A NBK190609-JP1021B 4A 5A % of Ampere Ampere NBK030609-JP1021D 7A Opening Time Rating Ratings SU05001 2004A 0.200A 3.15A 100% 4 hours, Minimum SU05001 2014A 4A 7A 135% All Ratings 1 hour, Maximum E10480 0.080A 7A 200% 2 minutes, Maximum 0.200A 3.15A 29862 4A 7A N/A 0.080A 7A Additional Information Datasheet Samples Resources Accessories For recommended fuse accessories for this product series, see Recommended Accessories section. 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/31/19Axial Lead & Cartridge Fuses 520 mm > Slo-Blo Fuse > 239 Series Electrical Characteristic Specification by Item Agency Approvals Voltage Nominal Cold Amp Rating Interrupting Nominal Melting Amp Code Rating Resistance 2 2 (A) t (A sec) Rating I PS (V) (Ohms) E .080 0.08 250 28.1750 0.02500 x x .100 0.1 250 17.3425 0.05500 x x .125 0.125 250 11.6000 0.08500 x x .150 0.15 250 8.1000 0.13000 x x .200 0.2 250 3.8725 0.16500 x x x x .250 0.25 250 3.0700 0.34000 x x x x .300 0.3 250 2.3000 0.61500 x x x x 35A 250 VAC 10kA 125 VAC .400 0.4 250 1.4750 2.02000 x x x x .500 0.5 250 0.9090 1.98500 x x x x .600 0.6 250 0.6990 2.41500 x x x x .700 0.7 250 0.5375 4.12000 x x x x .750 0.75 250 0.4710 5.42500 x x x x .800 0.8 250 0.4155 7.56500 x x x x 001. 1 250 0.2965 11.29500 x x x x x 1.25 1.25 250 0.1980 19.52500 x x x x x 01.6 1.6 250 0.1205 30.43000 x x x x x 002. 2 250 0.0943 50.58500 x x x x x 02.5 2.5 250 0.0583 79.70500 x x x x x 10kA 125 VAC 100A 250 VAC 003. 3 250 0.04877 129.51000 x x x x x 3.15 3.15 250 0.0414 128.05000 x x x x x 03.2 3.2 250 0.0385 128.05000 x x x 03.5 3.5 250 0.0370 128.05000 x x x 004. 4 125 0.0312 270.703 x x x x x 005. 5 125 10kA 125 VAC 0.0199 302.836 x x x x x 007. 7 125 0.0114 305.758 x x x x x Temperature Re-rating Curve Average Time Current Curves 10000 1000 100 10 1 0.1 Note: Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.01 0.001 0.1 110100 1000 CURRENT IN AMPERES 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/31/19 TIME IN SECONDS 0.200A 0.250A 0.300A 0.400A 0.500A 0.600A 0.700A 0.750A 0.800A 1A 1.25A 1.6A 2A 2.5A 3A 3.15A 4A 5A 7A