Electric Fuse, Time Delay Blow, 500A, 250VAC, 250VDC, 200000A (IR), Inline/holder
Bussmann's UL Class RK5 Fusetron product offering provides energy efficient advanced protection with its dual-element, time-delay construction and is available with optional open fuse indication on select ratings. Available in both 250Vac and 600Vac, 200kA RMS Sym interrupting rating and sizes ranging from 0 to 600 amp. Fusetron's deliver 10 seconds (minimum) of time-delay at 500% of rated current (8 seconds for 1/10-30A sizes).
COOPER BUSSMANN FRN-R-500 Fuse, RK5, FRN-R, 500A, 250VAC/250VDC. More details: Fuse, 500 Fuse Amps, Nonindicating, Series FRN-R, Voltage Rating 250VAC/DC, Speed Time Delay, Class RK5, Element Dual, Body Material Fiberglass, Body Style Cylindrical, Rejection, Interrupt Rating 200kA at 250VAC, 20kA at 125VDC, Length 10-3/8 In., Diameter 2-7/8 In., Functionally Equal To Ferraz/Gould TR, Littlefuse FLNR, Standards CE, UL 248-12 Guide JDDZ, CSA Certification Class 1422-01