mm - 0787 - 80b usa jmk i nc 15 caldwell dr. amherst , nh 03031 ph: 603 886 - 4100 fx: 603 886 - 4115 email: info@jmkfilters.com eur jmk inc glasgow g13 1dn scotland uk ph: 44- (0) 7785310729 fx: 44 -(0) 141 589 1884 operating voltage = 250/480 v~, 50 / 60 hz operating voltage = 125/208 v~, 50 ? 400 hz operating current = 80 a / phase t emperature range = - 20 to 50 deg. c diel. withstand (l - case) = 1500 v~ for 1 min. diel. withstand (l - l) = 1500 vdc for 1 min . leakage current = 2.2 ma @ 250 v~, 60 hz discharge volt after 1.0 second = 24 v max. maximum capacitance each line to ca se = 0.016 f order p/n: mm - 0787 - 80b the mm - 0787 - 80b filter is designed for use with large computer or motor installations where heavy current is drawn continuous ly. this filter can handle large in - rush current typical of modern power supplies. when data lines or power is shared with othe r systems the ground coil helps breakup ground loops which can cause system errors and also increase conducted rf emissions. 1.43 1.05 1.05 1.05 c l 6.00 1.85 2.71 1/4-20 unc mounting stud (8 pl) 1/4-20unc th'd terminal (10 pl) (.75 dia bushing) 1 2 3 n grd grd 1 2 3 n load line 1.00 4.00 3.00 0.85 0.95 7.00 0.50 6.00 4.75 1 2 3 n grd 1 2 3 n grd line load l1 l2 90 80 70 60 50 40 30 20 10 .01 .04 .1 .4 1 4 10 40 100 insertion loss (db) 0 .02 .07 .2 .7 2 7 20 70 frequency (megahertz) dm cm insertion loss vs frequency MM-0787-80B
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