1 ? 2009 littelfuse, inc. specifications are subject to change without notice. cartridge fuses 3ab > fast-acting > 506 series 506 series please refer to www.littelfuse.com/series/508.html for current information. 506 series agency certificate number ampere range e10480 15a - 20a 15a - 20a 506 series lead-free 3ab, fast-acting fuse a 600vdc rated ceramic fuse with remarkable interrupting rating in a compact 6.3x32mm package, which is well suited for circuit protection in high dc energy applications. t * o b d d p s e b o d f with underwriters laboratories standard, ul 248-14. t " w b j m b c m f j o d b s u s j e h f t 1 m v h h b c m f j o u p d m j q t p s shock safe holders. t 3 0 ) 4 d p n q m j b o u b o e lead free. t 4 v q f s j p s j o u f s s v q u j o h rating of 10,000 amperes. t $ p n q b d u g p s n g b d u p s p g 6.3x32mm. agency approvals features electrical characteristics for series applications % of ampere rating ampere rating opening time 100% 15a - 20a 3600 sec, min 135% 3600 sec, max 200% 120 sec, max amp rating (a) amp code voltage rating (dc) interrupting rating nominal cold resistance (ohms) nominal melting i 2 t (a 2 sec.) agency approvals 15 015 600 10ka @ 600vdc* 0.008 61 x 16 016 600 0.008 61 x 20 020 600 0.006 105 x electrical characteristic by ltem ) j h i f o f s h z b o e q p x f s f g ? d j f o u b q q m j d b u j p o t description * for ac breaking capacity, please contact littelfuse for details. revised: may 12, 2011
introduction to circuit protection introduction to circuit protection transientology 2 ? 2009 littelfuse, inc. specifications are subject to change without notice. cartridge fuses 3ab > fast-acting > 506 series 506 series please refer to www.littelfuse.com/series/508.html for current information. dimensions product characteristics materials body : ceramic $ b q / j d l f m 1 m b u f e # s b t t terminal strength . * - 4 5 % (
. f u i p e "
5 f t u d p o e j u j p o " solderability na product marking $ b q # s b o e m p h p
d v s s f o u b o e w p m u b h f ratings $ b q 4 f s j f t b o e b h f o d z b q q s p w b m n b s l t operating temperature C55oc to +125oc thermal shock . * - 4 5 % (
. f u i p e (
5 f t u d p o e j u j p o # d z d m f t ? $ u p ? $
vibration . * - 4 5 % (
. f u i p e " humidity . * - 4 5 % (
. f u i p e #
5 f t u d p o e j u j p o " ) j h i s f m b u j w f i v n j e j u z
b o e & m f w b u f e u f n q f s b u v s f ? $
g p s i p v s t salt spray . * - 4 5 % (
. f u i p e &
5 f t u d p o e j u j p o # packaging option packaging specification quantity quantity & packaging code reel size 506 series bulk n/a 1000 mx n/a packaging 506 000p series 6.35 (0.25) 31.75 (1.25) part numbering system 0506 m x p xxxx p: lead-free packaging code quantity code amp code series x = filler m = 1000 refer to amp code column of electrical characteristics table average time current curves temperature rerating curve 0.001 0.01 0.1 1 10 100 1000 10000 0.01 0.1 1 10 100 amps 506016 506020 506015 time (seconds)
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