Effective December 2017 Technical Data1029 Supersedes March 2017 JJS Limitron™ 600Vac, 1-800A, fast-acting Class T fuses Catalog numbers (amps) JJS-1 JJS-30 JJS-90 JJS-250 2011/65/EU JJS-2 JJS-35 JJS-100 JJS-300 JJS-3 JJS-40 JJS-110 JJS-350 JJS-6 JJS-45 JJS-125 JJS-400 JJS-10 JJS-50 JJS-150 JJS-450 JJS-15 JJS-60 JJS-175 JJS-500 JJS-20 JJS-70 JJS-200 JJS-600 JJS-25 JJS-80 JJS-225 JJS-800 Carton quantity Amp rating Carton qty. Up to 60 10 70–100 5 110–800 1 Features: • Provides 10X better current limitation to help prevent equipment damage caused by short- circuit events. Catalog Symbol: • 200 kA Interrupting rating complies with NEC® • JJS-(amp) Section 110.9 for today’s large capacity systems. • Fast-acting fuse helps prevent equipment Description: damage caused by short-circuit events. Eaton’s Bussmann™ series Limitron™ advanced • Small, space-saving fuses provide a high protection Class T current-limiting, fast-acting degree of current limitation on short-circuits for fuses. excellent component protection. • Ideal for critical industrial or commercial Specifications: applications that have specific current limitation requirements. Ratings Recommended fuse blocks* • Volts — 600 Vac • Amps — 1-800 A Amp rating 1-pole 2-pole 3-pole • IR — 200 kA Vac RMS Sym. up to 30 T60030-1_ T60030-2_ T60030-3_ 35-60 T60060-1_ T60060-2_ T60060-3_ Agency Information 70-100 T60100-1_ T60100-2_ T60100-3_ • UL® Listed, Std. 248-15, Class T, Guide JDDZ, 110-200 T60200-1_ — 1B0089 File E4273 225-400 T60400-1_ — — • CSA® Certified, C22.2 No. 248.15, Class 1422- 450-600 T60600-1_ — — 02, File 53787 * For additional information, see data sheet no. 1116. • CE • RoHS complaint

Technical Data JJS — 600Vac, 1-800A, fast-acting Class T fuses Effective December 2017 Dimensions – in Custom designs Printed circuit board versions available up to 60 amps. Consult your 1.5 3.63 Bussmann series product representative for details. 2.72 Dia. 0.56 UL Component Recognized, Guide JFHR2, File E56412. 1.73 1 to 30 A Dimensions — in 1 1.56 225 to 400 A Ø 0.406 Dia. 0.81 1.00 3.98 1.885 35 to 60 A 2.95 1.78 0.200 min. 2.95 0.750 2.36 1.25 1.64 0.795 450 to 600 A Ø 0.484 0.75 70 to 100 A 4.33 0.324 Ø 0.281 3.17 0.500 1.88 3.25 2.5 1.66 1.562" 0.88 1.75 110 to 200 A Ø 0.563 0.150" Ø 0.344 601 to 800 A 0.806" 1.432" 0.806" 2 Eaton.com/bussmannseries

JJS — 600Vac, 1-800A, fast-acting Class T fuses Technical Data Effective December 2017 Time-current curves - average melt A A AAA A A A A 0 0 000 A A A 0 5 0 0 0 0 000 1 3 6 1 1 3 6 1 2 456 AMP RATING 300 100 10 S D N O C E S 1 N I E M I T 0.1 0.01 1 0 0 0 0 1 0 0 0 1 0 0 1 , 0 CURRENT IN AMPS 1 Eaton.com/bussmannseries 3

Technical Data 1029 JJS — 600Vac, 1-800A, fast-acting Class T fuses Effective December 2017 Current-limitation curves Current-limiting effects Prosp. B AMPS 243000000,,,000000000 RATING S—.C.C5.00 L15eAt1-0th0r0ou3g0hA1 0cu00rre6n0tA 1(0ap00pa1re0n01tA0 R0M0S2 0S01yA0m0.0 vs4.0 f01uA0s0e0 ra6ti0n01gA0)00 8001A000 N P 1000 1000 1000 1000 1000 1000 1000 1000 1000 T I AM 5000 1000 1000 1000 2000 3000 4000 5000 5000 N 100,000 RE 80,000 800 10,000 1000 1000 1000 2000 3000 6000 8000 9000 R 60,000 600 15,000 1000 1000 2000 3000 4000 7000 10,000 11,000 U 20,000 1000 1000 2000 3000 4000 7000 10,000 12,000 C 40,000 400 H 30,000 25,000 1000 1000 2000 3000 5000 7000 11,000 13,000 UG 20,000 200 30,000 1000 1000 2000 3000 5000 8000 12,000 14,000 O 35,000 1000 1000 2000 3000 5000 9000 13,000 15,000 HR 100 40,000 1000 2000 2000 4000 5000 9000 13,000 15,000 T 10,000 60 50,000 1000 2000 2000 4000 6000 10000 14,000 17,000 T- 8000 E 30 60,000 1000 2000 3000 4000 6000 10000 16,000 18,000 L 6000 K- 15 70,000 1000 2000 3000 4000 7000 11000 17,000 19,000 A 4000 80,000 1000 2000 3000 4000 7000 11000 17,000 20,000 E 3000 P 90,000 1000 2000 3000 4000 7000 12000 18,000 21,000 US 2000 100,000 2000 2000 3000 5000 7000 12,000 19,000 22,000 O 150,000 2000 3000 4000 6000 8000 14,000 22,000 25,000 E N 1000 200,000 2000 3000 4000 6000 9000 16,000 24,000 28,000 TA 800 N 600 A ST 400 N 300 I A 200 100 200 300400 6008001000 2000 30004000 600080000,000 0,000 0,0000,000 0,0000,0000,000 0,000 1 2 34 680 0 1 2 RMS SYMMETRICAL CURRENT IN AMPS A-B = ASYMMETRICAL AVAILABLE PEAK (2.3 X SYM RMS AMPS) The only controlled copy of this data sheet is the electronic read-only version located on the Eaton 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. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton 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. Eaton 1000 Eaton Boulevard Cleveland, OH 44122 Eaton.com Eaton, Bussmann and Limitron are valuable Bussmann Division trademarks of Eaton in the U.S. and other 114 Old State Road countries. You are not permitted to use Ellisville, MO 63021 the Eaton trademarks without prior written United States consent of Eaton. Eaton.com/bussmannseries CSA is a registered trademark of the Canadian © 2017 Eaton Standards Group. Follow us on social media to get the All Rights Reserved NEC is a registered trademark of the National latest product and support information. Printed in USA Fire Protection Association, Inc. Publication No. 1029 — BU-SB13737 UL is a registered trademark of the December 2017 Underwriters Laboratories, Inc. Eaton.com/bussmannseries

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: E aton: JJS-30 JJS-20 JJS-3 JJS-50 JJS-25V JJS-30V JJS-60 JJS-40 JJS-6 JJS-25 JJS-35 BK/JJS-200 BK/JJS-30 BK/JJS-175 BK/JJS-3