technical data 10192 effective june 2016 supersedes january 2014 up to 400 a class j ferrule and knifeblade power distribution fuse blocks catalog symbols: ? jm60030-_mw_ ? jm60060-_mw_ ? jm60100-_mw_ ? jm60200-_mw_ ? jm60400-_mw_ description: bussmann ? series class j fuse block features power distribution capability. this patented design simplifies panel layouts and uses up to 65 percent less panel space. additionally, it lowers inventory costs while reducing installation time and labor by an average of 33 percent. furthermore, this design uses fewer wire connections, reducing watts loss and overall operating temperature of the panel. features and benefts: ? combination power distribution block and fuse block reduces wire connections and total panel components, using up to 65 percent less panel space and reducing installation time and labor by an average of 33 percent when compared with traditional fuse block/power distribution block solutions. ? a 200,000 amp withstand rating helps achieve a higher assembly short-circuit current rating (sccr) for compliance with nec ? sections 110.10, 409.110(4), 409.22, 440.4(b), 670.3(a)(4) and 670.5. ? optional see-through cover enhances safety with ip20 finger-safe protection, lockout/tagout capability and open circuit indication. ? available in 1-, 2- and 3-pole configurations to meet stocking requirements. ? to reduce inventory, assembly time and labor, modular single-pole blocks snap-together for tool-less assembly of multiple poles at point of use. ? blocks rated up to 60 amps feature din-rail and panel mount versatility, which allows one product to be used for multiple applications without incurring additional inventory cost. 30 and 60 amp modular ferrule blocks. 100, 200 and 400 amp modular knifeblade blocks.
2 92 effective june 2016 specifcations: fuse class ? ratings ? ? ? agency information ? ? ? ? ? poles ? mounting ? ? flammability ratings ? ? operating and storage temperature range ? ? ? ? materials ? ? conductors ? accessories: ? ? ? recommended fuses (order separately) description amps data sheet no. ltimate protection lo-peak lpj time-dela uses up to to advanced protection limitron jk ast-acting uses up to to high speed class j dfj drive uses up to probe holes or eas testing ithout removing cover din-ail or panel mounting on each pole provides installation leibilit (din-ail mounting applies to and a blocks onl) tandard phase barriers or additional saet finger grips on cover or eas removal optional open use indication speeds troubleshooting lockout/tagout eature improves saet ent slots improve cooling (no use derating necessar) tool-less interlocking modular design or eas point-o-use assembl optional see-through snap-on cover or eas visual inspection available to-port lineside lug or eas dais-chain iring coniguration. ee catalog number table or applicable catalog numbers. multi-port loadside lug or poer distribution to multiple branch circuit connections marker label provision or eas circuit identiication (applies to and a blocks onl) ports on poer distribution lugs rated or dual-ire application increasing the number o branch circuit connections (see catalog number table or details) class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
3 92 effective june 2016 catalog numbers: catalog no. optional covers* fuse amp range poles lineside (conductors per port) loadside (conductors per port) conductors ports/ pole torque awg n?m (lb-in) conductors ports/ pole torque awg n?m (lb-in) jm-mw n/a up to cu - al - - . () cu () - cu () -*** al () tr al () ol cu () . () jm-mw - . () cu () - . () jm-mw . () cu () - . () - . () al () - . () jm-mw c-j- ci-j-** - cu - al - - . () cu - al - - . () jm-mw - . () - . () jm-mw - . () . () - . () jm-mw cu - al - - . () cu () - cu () -*** al () tr al () ol cu () . () jm-mw - . () cu () - . () jm-mw . () cu () - . () - . () al () - . () jm-mw cu - al - - . () cu () - cu () -*** al () tr al () ol cu () . () jm-mw - . () cu () - . () jm-mw - . () cu () - . () al () - . () jm-mw c-j--m ci-j--m** - cu /- al /- /- cu () - . () cu () - al () - cu () -*** - . () jm-mw - cu () . () . () jm-mw cu () - . () cu - . () - . () () - . () jm-mw c-j--m ci-j--m** - cu/al () kcmil- cu () - kcmil- () cu () - al () - cu () -*** - . () jm-mw . () jm-mw - () - . () () - . () jm-mw c-j--m ci-j--m** - cu/al () kcmil- cu/al () /- kcmil () cu () - al () - cu () -*** - . () jm-mw kcmil- () - . () jm-mw . () () . () cu () /- al () (/- () - . () () () - . () jm-mw cu/al kcmil- kcmil- () cu () - al () - cu () -*** - . () jm-mw - . () jm-mw . () () . () - () - . () () - . () * order one cover per pole. ** with open use indication. minimum and closed circuit required or illumination. *** dual ire rated lugs ith same ire size and stranding. ated or c cu/al conductors. conductors ith higher ratigns ma be used ith appropriate derating. class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
4 92 effective june 2016 30 a dimensions mm (in) catalog nos. jm60030-(poles)mw14 one port in, four ports out (covers not available) 87.0 3.43 89.2 3.51 r2.9 .11 12.4 .49 r2.5 .10 29.0 1.14 6.2 .24 46.2 1.82 58.2 2.29 56.7 2.23 84.3 3.32 16.2 .64 30.2 1.19 6.5 .26 17.2 .68 27.7 1.09 class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
5 92 effective june 2016 60 a dmensions mm (in) catalog nos. jm60060-(poles)mw12 two ports in, one port out 9 .35 5.3 .21 6.5 .26 38.9 1.53 9 .35 93.7 3.69 r2.5 .10 r2.9 .11 76.6 3.02 19.8 .78 114. 3 4.50 12.7 .50 31.3 1.23 25 .98 65.3 2.57 53.3 2.10 37.7 1.48 15.8 .62 18.3 .72 119 [4.7] with optional cover, see catalog number table on page three for available versions class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
6 92 effective june 2016 60 a dimensions mm (in) catalog nos. jm60060-(poles)mw14 one port in, four ports out 5.3 .21 9 .35 6.5 .26 93.7 3.69 95.1 3.74 38.9 1.53 9 .35 r2.5 .10 r2.9 .11 76.6 3.02 19.8 .78 114.3 4.50 37.7 1.48 18.3 .72 8 .31 29.7 1.17 65.3 2.57 53.3 2.10 15.8 .62 31.3 1.23 6.5 .26 119 [4.7] with optional cover, see catalog number table on page three for available versions class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
7 92 effective june 2016 60 a dimensions mm (in) catalog nos. jm60060-(poles)mw24 two ports in, four ports out 38.9 1.53 93.7 3.69 95.1 3.74 5.3 .21 9 .35 9 .35 6.5 .26 r2.9 .11 r2.5 .10 76.6 3.02 19.8 .78 114.3 4.50 15.8 .62 31.3 1.23 6.5 .26 65.3 2.57 53.3 2.10 8 .31 29.7 1.17 31.3 1.23 12.7 .50 25 .98 119 [4.7] with optional cover, see catalog number table on page three for available versions class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
8 92 effective june 2016 100, 200 and 400 a dimensions mm (in) catalog nos. jm60100-(poles)mw14 (100 a), jm60200-(poles)mw16 (200 a) and jm60400-(poles)mw16/26 (400 a) a b c d e k j l f g i h ?n ?o m 100 a block mounting holes ?n ?o j l m block size a b c d e f g h i j k l m ?n ?o a in . . . . . . . . . . . . . . . mm a in . . . . . . . . . . . . . . . mm a in . . . . . . . . . . . . . . . mm class j ferrule and knifeblade power distribution fuse blocks eaton.com/bussmannseries
9 92 effective june 2016 follow us on social media to get the latest product and support information. for eatons bussmann series product information, call 1-855-287-7626 or visit: eaton.com/bussmannseries installing/removing covers on 30 to 400 amp blocks install cover: p osition cover over block and push straight down until it snaps/clicks into plac e. open cover: using both outside handles , pull straight up . a detail a for larger conductors, trim center tab at notch as show in detail a. trim tab here installing 30 and 60 amp blocks on a 35mm din-rail 2. rotate and push block down to deflect rail clips. 1. place one edge of din-rail into rail clips on one side of the block. 3. continue rotating block until remaining rail clips snap into place. eaton.com/bussmannseries class j ferrule and knifeblade power distribution fuse blocks eaton, bussmann, low-peak and limitron are valuable trademarks of eaton in the u.s. and other countries. you are not permitted to use the eaton trademarks without prior written consent of eaton. csa is a registered trademark of the canadian standards group. nec is a registered trademark of the national fire protection association, inc. ul is a registered trademark of the underwriters laboratories, inc. eaton 1000 eaton boulevard cleveland, oh 44122 eaton.com bussmann division 114 old state road ellisville, mo 63021 united states eaton.com/bussmannseries ? 2016 eaton all rights reserved printed in usa publication no. 10192 bu-mc16067 june 2016 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.
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