Effective July 2017 Technical Data 1026 Supersedes August 2013 JKS fast-acting Class J fuses, up to 60 A 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 todays large capacity systems. Fast-acting fuse helps prevent equipment damage caused by short-circuit events. Ideal for critical industrial or commercial applications that have specific current limitation requirements. Catalog symbol: Recommended blocks and holders JKS- Fuse amps 1-pole 2-pole 3-pole Description: Modular open blocks Up to JM60030-1 JM60030-2 JM60030-3 The Bussmann series advanced protection 30 35-60 JM60060-1 JM60060-2 JM60060-3 Limitron Class J fast-acting, curent-limiting Modular power distribution fuse blocks* fuses are available in ratings up to 60 amps. For 0-30 JM60030-1MW JM60030-2MW JM60030-3MW JKS fuses above 60 amps, see data sheet no. 35-60 JM60060-1MW JM60060-2MW JM60060-3MW 1027. The JKS is also available in a special, UL Pyramid block Recognized 700 Vac version in select ratings. For Up to JP60030-3 30 details on the 700 Vac versions, see page 3 of this CH DIN-Rail modular fuse holders data sheet. Up to CH30J1 CH30J2 CH30J3 30 Ratings 35-60 CH60J1 CH60J2 CH60J3 Volts 600 Vac Safety J modular panel/DIN-Rail mount holders Up to JT60030 Amps up to 60 A 30 35-60 JT60060 IR 200 kA RMS Sym. Agency information * Combines fuse block and power distribution block into one assembly. Modular construction allows ganging blocks for UL Listed, Std. 248-8, Class J, Guide JDDZ, the desired number of poles. File E4273 For more information on the recommended blocks CSA Certified, C22.2 No. 248.8, Class 1422-02, and holders, see the following data sheets. File 53787 Product Data sheet no. CE Modular blocks 10488 Catalog no. (amps) Modular power distribution blocks 10192 JKS-1 JKS-8 JKS-30 Pyramid block 1108 JKS-2 JKS-10 JKS-35 CH holders 2144 JKS-3 JKS-12 JKS-40 Safety J holders 1152 JKS-4 JKS-15 JKS-45 JKS-5 JKS-20 JKS-50 JKS-6 JKS-25 JKS-60 Carton quantity 10Technical Data 1026 JKS fast-acting Class J fuses, up to 60 A Effective July 2017 Dimensions in Time-currect curves average melt These curves apply to both the 600 V Class J and the 700 V 2.25 versions. AMP RATING 0.5 0.81 Up to 30 A 2.38 0.63 1.06 35 to 60 A Class J fuse reducers Equipment fuse clips Desired fuse (case size) Catalog no. (pairs) 60 A 30 A J-63 30 A J-13 100 A 60 A J-16 200 A 60 A J-26 Not for bolt-in applications. CURRENT IN AMPS 2 Eaton.com/bussmannseries TIME IN SECONDS