Bussmann® T-Tron® Very Fast-Acting Fuses JJS Class T — 600 Volt, 1 to 800 Amps Dimensional Data 1.5" (± 0.04) Dia. .56" (± 0.04) 3.63" (± 0.04) 2.72" 1.73" 1A to 30A 1" (± 0.04) 225A to 400A Dia. .81" (± 0.04) 3.98" (± 0.04) 2.95" 1.78" 2.95" (± 0.04) 2.36" 1.64" 1.25" (± 0.04) 450A to 600A .75" (± 0.04) Catalog Symbol: JJS Current-Limiting Very Fast-Acting Ampere Rating: 1 to 800A Voltage Rating: 600Vac (or less) Interrupting Rating: 200,000A RMS Sym. Agency Information: 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 JJS-1 JJS-45 JJS-200 JJS-2 JJS-50 JJS-225 JJS-3 JJS-60 JJS-250 JJS-6 JJS-70 JJS-300 JJS-10 JJS-80 JJS-350 JJS-15 JJS-90 JJS-400 JJS-20 JJS-100 JJS-450 JJS-25 JJS-110 JJS-500 JJS-30 JJS-125 JJS-600 JJS-35 JJS-150 JJS-800 JJS-40 JJS-175 — .281" (Typ. 2) 4.33" (± 0.04) 3.17" 1.88" 70A to 100A 3.25" (± 0.04) 2.5" 1.66" .484" (Typ. 2) 1.75" (± 0.04) .88" (± 0.04) 110A to 200A .344" (Typ. 2) .406" (Typ. 2) .563" 601A to 800A (Typ. 2) • Small, space-saving fuses provide a high degree of currentlimitation on short-circuits for excellent component protection. • Commonly applied in electric heat circuits, load center, disconnect switches, and meters. • The small size of the T-Tron fuses permits installation in panelboards and control centers for system upgrading when existing circuit breakers cannot safely interrupt larger available short-circuit currents. • High speed of response for semiconductor protection. • Available for printed circuit board applications. Recommended fuseblocks for Class T 600V fuses See Data Sheet: 1116 See page 2 0f 2 for printed circuit board variations. Carton Quantity and Weight Catalog Number Weight* Carton Qty. Lbs. Kg. 1–30 10 0.33 0.149 35–60 10 0.82 0.371 70–100 5 0.51 0.231 110–200 1 0.192 0.087 225–400 1 0.46 0.208 450–600 1 0.85 0.385 800 1 1.65 0.748 *Weight per carton. CE logo denotes compliance with European Union Low Voltage Directive (50-1000Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact Bussmann Application Engineering at 636-527-1270 for more information. 9-24-03 A03068 Form No. JJS Page 1 of 2 Data Sheet: 1029 Bussmann® T-Tron® Very Fast-Acting Fuses JJS Class T — 600 Volt, 1 to 800 Amps AMPERE RATING 100,000 400A 500A 600A 200A 100A 60A 15A 30A 10A 5A B 3A 1A Time-Current Characteristic Curves–Average Melt 400,000 300 AMPERE RATING 100 1200 800 600 200 100 60 30 10,000 1,000 10 TIME IN SECONDS 400 1 CURRENT IN AMPERES 10,000 Custom Designs • Printed circuit board variations available. UL Component Recognized File E56412, JFHR2, 600Vac, 200,000A IR 100 10 .01 1 RMS SYMMETRICAL CURRENT IN AMPERES A—B=ASYMMETRICALAVAILABLE PEAK (2.3 X SYMM RMS AMPS) 1,000 200,000 100,000 1,000 10,000 .1 A 200 100 INSTANTANEOUS PEAK LET-THROUGH CURRENT IN AMPS Current-Limitation Curves JJS-(35-60) V JJS-(1-30) V 47.88 1.885 1.562" 5.08 MIN. .200 19.05 ± .76 .750 ± .030 8.23 .324 .150" (+ .020 – .000) 20.19 ± .76 .795 ± .030 .806" (± .020) 1.432" (± .030) 12.70 .500 .806" 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. 9-24-03 A03068 Form No. JJS Page 2 of 2 Data Sheet: 1029