blade fuses 29 blade fuses w w w . l i t t e l f u s e . c o m ? 2008 littelfuse ? automotive circuit protection products fk3 maxi ? style blade fuse rated 80v specifications ul 248 special purpose fuses culus recognized: file no. e211637\ insulating body: out of thermoplastic (ul 94-v0, heat-resistant) cover: out of thermoplastic (ul 94-v0, heat-resistant) red, not transparent terminals: blade contacts copper alloy, gal. sn edge-protected interrupting rating: 1000 a @80 vdc packaging: the fk3-80 is a maxi style fuse rated at 80v, featuring three piece design with copper contacts for excellent reliability in harsh environment conditions and low voltage drop. current ratings 20a thru 50a. filled with arc-quenching material. fk3-80 ist eine sicherung in maxi-bauform mit 80v nennspannung. merkmale sind dreiteiliger aufbau mit kupferkontakten, niedriger spannungsabfall und hohe zuverl?ssigkeit unter rauen umgebungsbedingungen. nennstrom 20a bis 50a. gefllt mit lichtbogen l?schendem material. time-current characteristics / schmelzzeit-grenzwerte % of rating % des nennstromes opening time min / max (s) schmelzcharakteristik min / max (s) 110 360,000 s / C 135 C / 1,800 s 200 2 s / 60 s 350 0.20 s / 7 s 600 0.040 s / 1 s part number artikel-nr. current rating nennstrom housing color kennfarbe typ. voltage drop typ. spannungsfall cold resistance kaltwiderstand i 2 t 166.6885.5201 20 a 120 mv 4.50 m ? 2,160 a2s 166.6885.5301 30 a 160 mv 3.00 m ? 4,950 a2s 166.6885.5401 40 a 110 mv 1.65 m ? 12,800 a2s 166.6885.5501 50 a 100 mv 1.20 m ? 25,500 a2s fi = 1.43 (max. operating current : 0.7 x i rat at 23c) pre-arcing time - limits / schmelzzeit-grenzwerte din dimensions in mm / ma?e in mm corresponding holder see section fuse holders. series serien pack size 166.6885.5xx1 10
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