Axial Lead and Cartridge Fuses Glass Body RoHS Pb 3AG Fast-Acting Type 312P/318P Series U® L ® A standard for cost-effective reliability and performance in circuit protection, the 3AG fuse satisfies a broad range of application requirements. ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 135% 200% Ampere Rating 1/32–35 1/32–35 1/32–10 12–30 35 Opening Time 4 hours, Minimum 1 hour, Maximum 5 sec., Maximum 10 sec., Maximum 20 sec., Maximum AGENCY APPROVALS: Listed by Underwriters Laboratories and Certified by CSA through 30 amperes. 1/100–10 amperes listed to UL 248-14 (UL 198-G) 12–30 amperes listed to UL 275. AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. 312 000P Series INTERUPTING RATING: 6.35 (.25") ORDERING INFORMATION: 402 Average Time Current Curves 1000 .250 A .375 A .500 A .750 A 1A 1.5 A 2A 2.5 A 3A 4A 5A 6A 7A 8A 10 A Nominal Melting I 2 t A2 Sec. 0.0000300 0.000249 0.00102 0.00289 0.00550 0.00960 0.0128 0.0165 0.0355 0.0689 0.185 0.483 0.880 1.84 0.760 1.45 2.35 2.80 3.60 3.85 5.20 7.20 9.54 14.0 28.5 50.0 81.1 118.0 166.0 298.0 — — — — — — .125 A Nominal Resistance Cold Ohms 23.3 24.5 11.2 7.10 5.10 3.85 3.40 3.00 2.00 1.40 0.820 0.495 0.360 0.243 0.189 0.138 0.103 0.0930 0.0850 0.0820 0.0700 0.0590 0.0510 0.0424 0.0291 0.0223 0.0177 0.0145 0.0121 0.00925 0.0071 0.0052 0.0034 0.0024 0.0019 0.0013 .062 A Voltage Rating 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 32 32 32 32 32 32 38.1 (1.50") TYP. Axial Lead Material: Tin coated copper. .031 A Ampere Rating 1/32 1/16 1/10 1/8 15/100 .175 3/16 2/10 1/4 3/10 3/8 1/2 6/10 3/4 1 11/4 11/2 16/10 13/4 18/10 2 21/4 21/2 3 4 5 6 7 8 10 12 15 20 25 30 35 32.385 (1.275") 31.75 (1.25") 100 TIME IN SECONDS Axial Lead Catalog Number 318.031P 318.062P 318.100P 318.125P 318.150P 318.175P 318.187P 318.200P 318.250P 318.300P 318.375P 318.500P 318.600P 318.750P 318 001P 318 1.25P 318 01.5P 318 01.6P 318 1.75P 318 01.8P 318 002P 318 2.25P 318 02.5P 318 003P 318 004P 318 005P 318 006P 318 007P 318 008P 318 010P — — — — — — 0.813 (.032") 6.985 (.275") 10,000A @ 125VAC 35A @ 250VAC Cartridge Catalog Number 312.031P 312.062P 312.100P 312.125P 312.150P 312.175P 312.187P 312.200P 312.250P 312.300P 312.375P 312.500P 312.600P 312.750P 312 001P 312 1.25P 312 01.5P 312 01.6P 312 1.75P 312 01.8P 312 002P 312 2.25P 312 02.5P 312 003P 312 004P 312 005P 312 006P 312 007P 312 008P 312 010P 312 012P 312 015P 312 020P 312 025P 312 030P 312 035P 318 000P Series 10 1 0.1 0.01 0.005 0.01 w w w. l i t t e l f u s e . c o m 1 0.1 CURRENT IN AMPERES 10 100