BUSSMANN KTK-R-30 Fuse, 30A, Class CC, KTK-R, 600VAC. More details: Fuse, 30 Fuse Amps, Nonindicating, KTK-R Series, 600VAC Voltage Rating, Fast Acting, CC Class, Single Element, Body Material Melamine, Rejection, Body Style Cylindrical, Interrupt Rating 200kA at 600VAC, Length 1-1/2 In., Diameter 13/32 In., Functionally Equal To Ferraz/Gould ATMR, Littlefuse KLK-R, Standards CE/UL-248-4 Guide JDDZ/CSA Class 1422-02