LIMITRON™ 600V Class T JJS — 600Vac, 1-800A, Fast-Acting Fuses Dimensions – in 1.5" 3.63" 2.72" 1.73" Dia. 0.56" 1 to 30A 1" 1.56" 225 to 400A 1.00" Dia. 0.81" 3.98" 2.95" 1.78" 35 to 60A 2.95" 2.36" 1.64" Description: Advanced protection Class T current-limiting, fast-acting fuses. Catalog Symbol: JJS-(amp) 450 to 600A 3.25" 2.5" 1.66" 100 to 200A Ø 0.344" IR — 200kA Vac RMS Sym. Agency Information: CE, UL Listed, Std. 248-15, Class T, Guide JDDZ, File E4273 CSA Certified, C22.2 No. 248.15, Class 1422-02, File 53787 Catalog Numbers (amps) JJS-45 JJS-50 JJS-60 JJS-70 JJS-80 JJS-90 JJS-100 JJS-110 JJS-125 JJS-150 JJS-175 Carton Quantity: Amp Rating 1–60 70–100 110–800 0615 1.75" 0.88" Amps — 1-800A Carton Qty. 10 5 1 BU-SB13737 JJS-200 JJS-225 JJS-250 JJS-300 JJS-350 JJS-400 JJS-450 JJS-500 JJS-600 JJS-800 Ø 0.484" 4.33" 3.17" 1.88" 70 to 100A Ø 0.281" Volts — 600Vac JJS-1 JJS-2 JJS-3 JJS-6 JJS-10 JJS-15 JJS-20 JJS-25 JJS-30 JJS-35 JJS-40 1.25" 0.75" Ratings: Ø 0.406" Ø 0.563" 601 to 800A Features: • Provides 10X better current limitation to help prevent equipment damage caused by short-circuit events. • 200kA Interrupting rating complies with NEC® Section 110.9 for today's large capacity systems. • Fast-acting fuse helps prevent equipment damage caused by short-circuit events. • Small, space-saving fuses provide a high degree of current limitation on short-circuits for excellent component protection. • Ideal for critical industrial or commercial applications that have specific current limitation requirements. Recommended Fuse Blocks Amps Rating 1-30 35-60 70-100 110-200 2225-400 450-600 1-Pole T60030-1_ T60060-1_ T60100-1_ T60200-1_ T60400-1_ T60600-1_ 2-Pole T60030-2_ T60060-2_ T60100-2_ — — — 3-Pole T60030-3_ T60060-3_ T60100-3_ 1B0089 — — For additional information on the 600 volt Class T fuse blocks, see Data Sheet # 1116. Page 1 of 3 Data Sheet # 1029 LIMITRON™ 600V Class T JJS — 600Vac, 1-800A, Fast-Acting Fuses 400A 500A 600A 200A 100A 60A 15A 30A 10A 5A 300 3A 1A Time-Current Curves - Average Melt AMP RATING 100 TIME IN SECONDS 10 1 0615 BU-SB13737 Page 2 of 3 10,000 CURRENT IN AMPS 1000 100 1 0.01 10 0.1 Data Sheet # 1029 LIMITRON™ 600V Class T JJS — 600Vac, 1-800A, Fast-Acting Fuses Custom Designs B AMP RATING 400,000 300,000 200,000 100,000 80,000 60,000 Printed circuit board versions available up to 60 amps. Consult factory for details. UL Component Recognized, Guide JFHR2, File E56412. Dimensions - in 47.88 (1.885) 800 600 40,000 30,000 400 20,000 200 10,000 8000 6000 100 60 30 15 4000 3000 5.08 MIN. (0.200) 19.05 ± 0.76 (0.750 ± 0.03) 20.19 ± 0.76 (0.795 ± .03) 8.23 (0.324) JJS-(1-30)V 2000 12.70 (0.500) 1.562" 1000 800 600 0.150" (+ 0.02 – 0.0) 0.806" (± 0.02) 400 300 1.432" (± 0.03) 200,000 60,000 80,000 100,000 20,000 30,000 40,000 6000 8000 10,000 2000 3000 4000 600 800 1000 200 300 400 A 200 100 INSTANTANEOUS PEAK-LET-THROUGH CURRENT IN AMPS Current-Limitation Curves 0.806" RMS SYMMETRICAL CURRENT IN AMPS A-B = ASYMMETRICAL AVAILABLE PEAK (2.3 X SYM RMS AMPS) Current-Limiting Effects Prosp. Let-Through Current S.C.C. (Apparent RMS Symmetrical Vs. Fuse Rating) — 15A 30A 60A 100A 200A 400A 600A 500 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 5000 1000 1000 1000 2000 3000 4000 5000 10,000 1000 1000 1000 2000 3000 6000 8000 15,000 1000 1000 2000 3000 4000 7000 10,000 20,000 1000 1000 2000 3000 4000 7000 10,000 25,000 1000 1000 2000 3000 5000 7000 11,000 30,000 1000 1000 2000 3000 5000 8000 12,000 35,000 1000 1000 2000 3000 5000 9000 13,000 40,000 1000 2000 2000 4000 5000 9000 13,000 50,000 1000 2000 2000 4000 6000 10000 14,000 60,000 1000 2000 3000 4000 6000 10000 16,000 70,000 1000 2000 3000 4000 7000 11000 17,000 80,000 1000 2000 3000 4000 7000 11000 17,000 90,000 1000 2000 3000 4000 7000 12000 18,000 100,000 2000 2000 3000 5000 7000 12,000 19,000 150,000 2000 3000 4000 6000 8000 14,000 22,000 200,000 2000 3000 4000 6000 9000 16,000 24,000 JJS-(35-60)V 800A 1000 1000 5000 9000 11,000 12,000 13,000 14,000 15,000 15,000 17,000 18,000 19,000 20,000 21,000 22,000 25,000 28,000 The only controlled copy of this Data Sheet is the electronic read-only version located on the Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. 0615 BU-SB13737 Page 3 of 3 Data Sheet # 1029