powr-pro ? fuses 22 powr-pro ? fuses www.littelfuse.com ? 2005 littelfuse ? powr-gard ? products catalog idsr series indicator ? powr-pro ? class rk5 fuse 600 v ac/dc ? time-delay ? 1/10 C 600 amperes the littelfuse idsr indicator fuse offers a patented solid-state design and provides state-of-the-art reliability along with the convenience of blown fuse indication. the unique design of the idsr also features a 600 volt ac/dc rating making it ideal for dc applications. money is wasted each time a circuit opens and halts production. the indicator window of the idsr allows maintenance personnel to pinpoint blown fuses immediately. the circuit can then be tested and any problem corrected without unnecessary delay, minimizing costly downtime. applications dc circuits all general purpose circuits motors transformers solenoids fluorescent lighting all system components with high in-rush currents features/benefits ? superior performance C littelfuse leading edge metallurgy eliminates all moving parts in a true dual-element design. the idsr also provides superior time-delay to withstand minor current surges without sacrificing protection for sustained overloads or short- circuit conditions. ? 600 volt ac/dc rating C the idsr is ul listed for 600 volts ac/dc, which makes it ideal for a variety of applications. it is also msha approved. ? reduce downtime C costly downtime is minimized using littelfuse indicator fuses. a glance at the indicator window tells if the fuse has blown. if the window is dark, the fuse has opened. its that simple. ? increase safety C littelfuse indicator fuses minimize exposure to live circuit parts while searching for a blown fuse. other forms of indication require current to power a light. littelfuse indicator fuses can be identified with the power off. specifications voltage ratings: ac: 600 volts dc: 600 volts interrupting ratings: ac: 200,000 am peres rms symmetrical 300,000 amperes rms sym met ri cal (littelfuse self-certified) dc: 20,000 amperes ampere range: 1 ? 10 C 600 amperes approvals: standard 248-12 and ul 198m, class rk5 ul listed (file no: e81895) csa certified (file no: lr29862) dimensions please refer to the flsr_id dimensions. ampere ratings 1 ? 10 6 ? 10 1 8 ? 10 4 8 30 80 225 1 ? 8 8 ? 10 2 4 1 ? 2 9 35 90 250 15 ? 100 1 2 1 ? 4 5 10 40 100 300 2 ? 10 1 1 ? 8 2 1 ? 2 5 6 ? 10 12 45 110 350 1 ? 4 1 1 ? 4 2 8 ? 10 6 15 50 125 400 3 ? 10 1 4 ? 10 3 6 1 ? 4 17 1 ? 2 60 150 450 4 ? 10 1 1 ? 2 3 2 ? 10 7 20 70 175 500 1 ? 2 1 6 ? 10 3 1 ? 2 7 1 ? 2 25 75 200 600 example part number (series & amperage): idsr 30 note: all fuses rated 1 amp and above are indicator ? fuses. recommended fuse blocks lr600 series refer to the blocks & holders section of this catalog for ad di tion al in for ma tion. contact littelfuse for characteristic curves.
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