... dc brush motor Series ZYT PM DC Motor is used with Ferrite PM magnet, closure and selfcooling. ... explanation1. H1 refers to derivative structure, its no. is indicated with H1, H2,H3...(for each frame no, ... 55 ,70,90,110,130, its corresponding frame Dia. Is 55,70,90,110,130mm. Mounting model mounting modelmounting ... element in any system. SeriesZYT PM DC Motor is devided into:1)55ZYT01-105 torque:55.7--127 ...