tel: 82 - 32 - 817 - 4325 r esistors a nd fax: 82 - 32- 817 - 4329 r esistive a pplications website : http://www.raraohm.com email: sg@raraohm.com june 5 th , 201 4 mini braking high power resistors [preliminary] the mbh /v models are metal - clad , compact high - power resistors designed for industrial and other applications. our extruded aluminum housing provides rugged and strong protection. these models are specially constructed for overload pulse s . t hey have a thermostat and terminal box as option al . the most common applications for these models are : motor drives, braking and snubber ap plications and power sources for industrial equipment. general specification s model rated power @25 c [w] pulse power [kw] resistance range[ ?] tolerance[%] *ed5% *ed10% *ed20% *ed40% mbh /v 3 000 1100 17.5 8.5 4.5 2.0 0.4 ~ 150 j[5%] k[10%] mbh /v 3 6 00 1300 20 10 5.5 2.5 0.5 ~ 170 mbh /v 5 0 00 1500 24 12 6.0 3.0 0.6 ~ 180 mbh /v 7 2 00 2000 32 16 8.0 4.0 0.7 ~ 200 mbh /v 9 6 00 2500 40 20 10 5.0 0.8 ~ 220 mbh /v 10 8 00 2900 46 23 11.5 6.0 1.0 ~ 240 * referred to a cycle duration of 120s characteristics insulation resistance 20m ? minimum dielectric strength available options : ac1500v,2500v,3500v for 1minute,max leakage current: 2ma temperature coefficient 260ppm/ c short time overload [ 5 %+0.05 ? ] 5 - 10 x power rating - in 5~10seconds moisture resistance [3%+0.05 ? ] 40c, 95% rh, dc100v case to terminal (500hrs.) thermal shock [3%+0.05 ? ] power rating 30min., - 40c , 15minutes moisture load life [3%+0.05 ? ] 40c,95%rh,0.1xpower rating, 1.5h.on,30min.off,500 hours load life [5%+0.05 ? ] power rating 1.5h. on, 30min. off, 500hours surface temperature increase versus power load & derating curve mbh dimensions [mm] model l1 2 l2 2 weight [kg] mbh 3 000 330 264 7.2 mb h 3 6 00 400 334 8.2 mbh 5 0 00 460 394 9 .0 mbh 7 2 00 560 494 10.5 mbh 9 6 00 660 594 12 mbh 10 8 00 760 694 13.5
tel: 82 - 32 - 817 - 4325 r esistors a nd fax: 82 - 32- 817 - 4329 r esistive a pplications website : http://www.raraohm.com email: sg@raraohm.com june 5 th , 201 4 mbv dimensions [mm] model l12 l22 weight [kg] mb v 3 000 330 264 7.2 mb v 3 6 00 400 334 8.2 mb v 5 0 00 460 394 9.0 mb v 7 2 00 560 494 10.5 mb v 9 6 00 660 594 12 mb v 108 00 760 694 13.5
|
