2ag slo-blo fuse 229p/230p series 1000 100 10 1 0.1 0.01 0.1 1 10 100 1000 1/4a 3/8a 1/2a 3/4a 1a 1 1/2a 2a 2 1/2a 3a 3 1/2a 4a 5a 7a time in seconds current in amperes average time current curves the 2ag slo-blo fuses are available in cartridge form or with axial leads. axial leaded fuses are board washable. 2ag fuses provide the same performance characteristics as their 3ag counterpart, while occupying one-third the space. sleeved fuses are available. electrical characteristics: % of ampere opening rating time 100% 4 hours, min imum 135% 1 hour, max imum 200% 3 seconds, min imum 20 seconds, max imum agency approvals: listed by underwriters laboratories and certified by csa through 3.5 amperes. recognized under the components program of underwriters laboratories from 4 through 7 amperes. 1 through 7 amperes approved by meti. agency file numbers: ul e10480, csa lr 29862. interrupting ratings: 0.25?.5a 10,000 amperes at 125vac 4?a 400 amperes at 125vac 0.25?a 35 amperes at 250vac 1.25?.5a 100 amperes at 250vac packaging options: 230p series available on tape and reel per eia-296. for 1500 pieces per reel, add packaging suffix drtip. see page 8 for pitch dimensions. 229p and 230p series available in bulk packaging. for 1000 pieces bulk, add packaging suffix mxp. 229 000p series 230 000p series 4.5 (.177") 14.48 (.57") 14.48 (.57") 4.7 (.184") 0.635 (.025") 38.1 (1.50") typ. axial lead material: tin coated copper. u l ordering information: cartridge axial lead nominal nominal catalog catalog ampere voltage resistance melting i 2 t number number rating rating cold ohms a 2 sec. 229 .250p 230 .250p 1/4 250 2.41 0.216 229 .350p 230 .350p .350 250 1.30 0.490 229 .375p 230 .375p 3/8 250 0.580 229 .500p 230 .500p 1/2 250 0.688 1.16 229 .600p 230 .600p 6/10 250 0.477 1.75 229 .750p 230 .750p 3/4 250 0.340 2.95 229 .800p 230 .800p 8/10 250 0.304 3.45 229 001p 230 001p 1 250 5.64 229 1.25p 230 1.25p 1 1 / 4 250 0.145 9.80 229 01.5p 230 01.5p 1 1 / 2 250 0.107 15.0 229 002p 230 002p 2 250 0.0692 30.0 229 2.25p 230 2.25p 2 1 / 4 250 0.0562 39.0 229 02.5p 230 02.5p 2 1 / 2 250 0.0498 50.0 229 003p 230 003p 3 250 0.0380 77.0 229 03.5p 230 03.5p 3 1 / 2 250 0.0310 110.0 229 004p 230 004p 4 125 0.0256 148.0 229 005p 230 005p 5 125 0.0185 267.0 229 006p 230 006p 6 125 0.0140 380.0 229 007p 230 007p 7 125 0.0115 464.0 subminiature glass body pb rohs physcialspecifications: materials: glass body, nickel-plated brass fuse caps(insulating sleeve option availabel). soldering parameters: wave solder- 500?f(260?c), 3 seconds max. reflow solder- not recommended axial lead and cartridge fuses 399 www.littelfuse.com axial lead and cartridge fuses 11
axial lead and cartridge fuses 400 www.littelfuse.com 2ag slo-blo fuse 229p/230p series our standard 229p and 230p series slo-blo fuses meet the demanding requirements of the telecom industry. these fuses combine conventional overcurrent protection with the ability to withstand high cur- rent, short duration pulses. these fuses comply with the short circuit requirements of ul 1459 for telephone equipment. insulating sleeve option available. we have characterized these fuses for the telecom industry requirements as shown below. electrical characteristics: short circuit capabilities: ul 60950 (ul 1459 included): 60a, 600vac 40a, 600vac 7a, 600vac 2.2a, 600vac meets ul 497 specifications 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. surge withstand specifications cartridge axial lead 10 x 160 10 x 560 10 x 1000 catalog catalog ampere microsec. microsec. microsec. number number rating 1500v 800v 1000v 229 .250p 230 .250p 1/4 23.0a 16.6a 12.4a 229 .350p 230 .350p .350 34.0a 25.8a 19.3a 229 .375p 230 .375p 3/8 40.0a 25.4a 19.0a 229 .500p 230 .500p 1/2 60.0a 37.7a 28.2a 229 .600p 230 .600p 6/10 71.0a 47.2a 35.3a 229 .750p 230 .750p 3/4 91.0a 65.5a 49.0a 229 .800p 230 .800p 8/10 104.0a 68.9a 51.6a 229 001p 230 001p 1 130.0a 88.6a 66.3a 229 1.25p 230 1.25p 1 1 / 4 1 162.0a 118.1a 100.0a 1 500a peak, 2500v, 2 x 10 microseconds, 20 repetitions. the 2ag indicating slo-blo fuse instantly identifies itself upon opening by showing a discoloration of its glass body. guesswork and time consuming circuit testing are eliminated. this unique design offers the same quality performance characteristics as the standard 2ag fuse design. * when ordering the 2ag indicating slo-blo fuse, an ?s? is required after the catalog number. example: -1a indicating slo-blo fuse = 230 001s indicating slo-blo fuse environmental specifications: operating temperature: e55?c to 125?c. shock: mil-std-202, method 213, test condition i (100 g?s peak for 6 milliseconds). vibration: mil-std-202, method 201 (10e55 hz, 0.06 inches total excursion). salt spray: mil-std-202 method 101, test condition b (48 hours). insulation resistance (after opening): mil-std-202, method 302, test condition b. resistance to soldering heat: (axial leaded fuses): mil-std-202, method 210a, test condition b (260?c, 3 seconds). thermal shock: mil-std-202, method 107, test condition b (e65?c to 125?c). moisture resistance: mil-std-202, method 106 (90-98% rh, 65?c). solderability: (axial leaded fuses): mil-std-202, method 208. physical specifications: materials: glass body, nickel-plated brass fuse caps. (insulating sleeve option available). soldering parameters: wave solder ? 500?f (260?c), 3 seconds max. reflow solder ? not recommended. 2ag 229 p/230p series general specifications subminiature glass body pb rohs
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