The siliconcontrolled excited device of SEC22 digit synchronous motor is designed on basis of MI-MOREGK6RA22 digit DC drive of Germany SIEMENS Company.

• SEC22系列同步电动机全数字可控硅励磁装置,是基于联邦德国西门子公司SIMOREG K 6RA22系列全数字直流传动变流装置设计而成。