Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series PS RoHS Pb 229/230 Series 2AG, Slo-Blo Fuse with Indicating Option E Description Littelfuse 229/230 series Slo-Blo Fuses are available in 2AG size cartridge or axial lead form, offer tripped fuse indicating option, and offer features designed to meet rigorous Telecom industry requirements. 229/230 series product ordered with the tripped fuse indicating option show discoloration of the glass body immediately after trip. They offer the same performance characteristics as standard product, and help to reduce time locating the tripped fuse and troubleshooting circuit issues. The 229/230 series 0.25A - 1.25A range combines conventional overcurrent protection with ability to Agency Approvals withstand high current, short duration pulses which Agency Agency File Number Ampere Range complies to short circuit requirements of UL 60950 for telephone equipment. Insulating sleeve option is E10480 0.250A - 3.5A also available. Please refer to the Surge Withstand Specifications section of this document for additional 29862 0.250A - 7A information. E10480 4A - 7A Features NBK200405 - E10480C/D 1A - 3.5A Available in cartridge Fuses are available for PS NBK110512 - E10480A/B 4A - 5A E and axial lead form, and board washable with NBK210405 - E10480E/F 6A - 7A a wide range of lead the additional sealing forming dimension and process (add suffix A to N/A 0.250A - 7A packaging options part number) In accordance with UL Sleeved fuse option Standard 248-14 available (contact Littelfuse for additional RoHS compliant and Electrical Characteristics for Series information) Lead-free % of Ampere Tripped fuse indicating Opening Time Rating option (add suffix S to 100% 4 hours, Minimum part number) 135% 1 hour, Maximum 3 seconds, Minimum Additional Information 200% 20 seconds, Maximum Datasheet Resources Samples Accessories 229 Series 229 Series 229 Series 229 & 230 Series Datasheet Resources Samples 230 Series 230 Series 230 Series For recommended fuse accessories for this product series, see Recommended Accessories section. 2016 Littelfuse, Inc. Specifications are subject to change without notice. Application testing is strongly recommended. Revised: 06/23/16 Axial Lead & Cartridge Fuses 2AG > Time Lag > 229/230 Series Electrical Characteristic Specification by Item Agency Approvals Ampere Voltage Nominal Cold Nominal Amp Interrupting Rating Rating Resistance Melting PS Code Rating 2 2 E (A) (V) (Ohms) I t (A sec) .250 0.25 250 2.4300 0.339 x x x .350 0.35 250 1.3100 0.640 x x x .375 0.375 250 1.1685 0.820 x x x 35A 250Vac .500 0.5 250 0.6935 1.64 x x x 10KA 125Vac 10KA 125Vdc .600 0.6 250 0.4805 1.75 x x x 80A 310Vac .750 0.75 250 0.3430 2.95 x x x .800 0.8 250 0.3060 3.45 x x x 001. 1 250 0.2120 5.64 x x x x 1.25 1.25 250 0.1460 16.8 x x x x 01.5 1.5 250 0.1077 20.0 x x x x 100A 250Vac 002. 2 250 0.0698 30.0 x x x x 10KA 125Vac 10KA 125Vdc 2.25 2.25 250 0.0567 39.0 x x x x 80A 310Vac 02.5 2.5 250 0.0502 50.0 x x x x 003. 3 250 0.0383 77.0 x x x x 100A 250Vac 03.5 3.5 250 10KA 125Vac 0.0312 110.0 x x x x 10KA 125Vdc 004. 4 125 0.0258 148.0 x x x x 005. 5 125 0.0186 267 x x x x 400A 125Vac 400A 125Vdc 006. 6 125 0.0141 380 x x x x 007. 7 125 0.0116 464 x x x x Surge Withstand Specificatons Peak Withstand Current(lp): These fuses will withstand 50 repetitions of a double exponential impulse wave having peak currents(lp) and peak voltages as listed. Nominal Cold Nominal Ampere Rating Interrupting 10160 s 10560 s 101000 s Amp Code Resistance Melting (A) Rating 1500V 800V 1000V 2 2 (Ohms) I t (A sec) .250 0.25 2.4300 0.339 23.0A 16.6A 12.4A .350 0.35 1.3100 0.640 34.0A 25.8A 19.3A .375 0.375 1.1685 0.820 40.0A 25.4A 19.0A 60A 600Vac .500 0.5 0.6935 1.64 60.0A 37.7A 28.2A 40A 600Vac .600 0.6 0.4805 1.75 71.0A 47.2A 35.3A 7A 600Vac .750 0.75 0.3430 2.95 91.0A 65.5A 49.0A 2.2A 600Vac .800 0.8 0.3060 3.45 104.0A 68.9A 51.6A 001. 1 0.2120 5.64 130A 88.6A 66.3A 1.25 1.25* 0.1460 16.8 162.0A 118.1A 100.0A * 500A peak, 2500V, 210 microseconds, 20 repetitions 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/23/16