170M — Square Body size 24, flush-end contact 1000 Vac (IEC), 2000 to 5000 A Square body, flush-end contact, high speed fuses, for the protectionof power rectifiers. Catalog numbers come with Type K indicator foruse with microswitches. Ratings ? Volts 1000 Vac (IEC) ? Amps 2000-5000 A ? IR 166 kA RMS Sym. Operating class aR Agency information ? Designed and tested to IEC 60269 Part 4 ? UL Recognized, JFHR2, E125085 ? CE