of Ted AT 436 |Benjamin, A. S. Determination of current I ratio and phase angle of Determination of Current Ratio and Phase Angle of Current Transformers A THESIS PRESENTED BY Abraham S. Benjamin and Harold E. Smith TO THE PRESIDENT AND FACULTY OF ARMOUR INSTITUTE OF TECHNOLOGY FOR THE DEGREE OF BACHELOR OF SCIENCE IN ELECTRICAL ENGINEERING MAY 31, 1917 APPROVED: O TECHNOLOGY iw«^ofEi«tric.iE«nn«ri,* ILLINOIS INSTITUTE ^Jf PAUL V. GALVIN LIBRARY WEST 33RD STREET Dean***"•"*•***- 35 CHICAGO, !L 60616 DeanofCulturalStudies TABLE OP CONTENTS Page Table of Illustrations iii Introduction 1 Theory 3 Apparatus 12 Proceedure £5 Results £9 Precautions 37 Conclusion 40 Bibliography 43 27226 ii