00519nam a22001097a 4500020001100000082001800011100001800029245015700047260004100204300003200245650013200277  a(pbk)   a621.317bBER   aBerde, M. S.   aThyristor engineering ban introductory book on converters, inverters, motor drives and other applications of thyristors in electrical control of power   aNew Delhi bKhanna Publishers c1997  a732 p. b: ill. c; 21 cm.   aPower electronics aElectronics power system vSemiconductors vThyristors ratings vTransistor operation vDC convertersvFEAS