Special Application Fuses 259 Series Safe-T-Plus Fuse Safe-T-Plus Fuse 259 Series Baseefa Description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gency Approvals Features t .FFUDFSUJmDBUJPOGPS VTFXJUIJOJOUSJOTJDBMMZ t N""SBOHFPQUJPOT TBGFBQQBSBUVTGPS t %FTJHOFEUPPQFSBUF BQQMJDBUJPOTTVDIBTHBT XJUIJOFOWJSPONFOUT QMBOUTQFUSPDIFNJDBM XIFSFUIFSFJTEBOHFS and processing PGHBTFYQMPTJPOGSPN JOEVTUSJFT GBVMUZDJSDVJUT t )FSNFUJDBMMZTFBMFE Agency Agency File Number Ampere Range Baseefa Baseef02ATEX0071U IECEx BAS 10.0098U 62mA - 1A E10480 500mA, 750mA Electrical Characteristics for Series Applications % of Ampere Rating Opening Time 100% 4 Hours, Minimum 200% 5 Seconds, Maximum t 5FTUJOHNFBTVSJOHPS QSPDFTTJOHFMFDUSPOJD BOEFMFDUSJDBMFRVJQNFOU Electrical Specifications by Items Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2 Sec.) Nom Voltage Drop (mV) .062 7.00 0.00016 2.10 x .125 1.70 0.0012 1.30 x .250 0.67 0.0095 0.83 x .375 0.395 0.025 0.81 x 0.302 0.0598 0.78 x x 0.175 0.153 0.23 x x x Amp Code 0.062 0.125 0.250 0.375 0.500 .500 0.750 .750 Interrupting Rating "!7"$ "!7%$ 1.00 1.00 0.128 0.256 0.24 3.00 003 0.275 1.27 0.131 5.00 005 0.0158 4.14 0.110 Agency Approvals Baseefa 259 Series Ampere Rating (A) 4DIFEVMFPGMJNJUBUJPOT 5IFGVTFNVTUCFTPNPVOUFEUIBUDSFFQBHFBOEDMFBSBODFEJTUBODFTBSFOUJNQBJSFEJOBOZXBZ 5IFGVTFJTTVJUBCMFGPSVTFJOJOUSJOTJDBMMZTBGFFRVJQNFOUGPSWPMUBHFTOPUFYDFFEJOH7QFBL .BYJNVNTVSGBDFUFNQFSBUVSFSJTFBUSBUFEDVSSFOUõN"$"$"$BOE"$ © 2012 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/259.html for current information. Safe-T-Plus Fuse 259 Series Revised: April 30, 2012 Introduction to Application Circuit Protection Special Fuses Transientology 259 Series Safe-T-Plus Fuse Vibration 1FS.*-45%' Insulation Resistance (After Opening) (SFBUFSUIBOPINT Soldering Parameters Wave Soldering 260°C, 10 seconds max. 5A 8JUITUBOETDZDMFTPGo¡$UP 125°C 3.15 A Thermal Shock .250 A .375 A .500 A .750 A 1A o¡$UP¡$ .062 A Operating Temperature .125 A Average Time Current Curves 100 10 TIME IN SECONDS Product Characteristics 1 0.1 Dimensions 0.01 (.512") 13mm (.315") 8mm (.197") 5mm (.025") .635mm (.394") 10mm 0.001 0.1 100 10 CURRENT IN AMPERES 1 1000 Part Numbering System 0259.062M SERIES AMP Code 5IFEPUJTQPJTJUJPOFECFGPSFUIF 1BDLBHJOH4VGmYXJUIXIPMFSBUJOHT BOEXJUIJOUIFOVNCFSJOHTFRVFODF GPSGSBDUJPOBMSBUJOHT3FGFSUP"NQ $PEFDPMVNOJOUIF&MFDUSJDBM4QFDJmDBUJPOTUBCMF Example: BNQQSPEVDUJT 0259001.M BNQQSPEVDUTIPXO PACKAGING Code .#VMLQBDLQDT 5#VMLQBDLQDT Safe-T-Plus Fuse 259 Series © 2012 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/259.html for current information.