Revised Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard IS 1885 (Part 75) (Second Revision) Standard which is identical with IEC 60050-351 : 2013 ‘International electrotechnical vocabulary (IEV) - Part 351: Control technology’ issued by the International Electrotechnical Commission (IEC) was adopted by the Bureau of Indian Standards on recommendation of the Basic Electrotechnical Standards and Power Quality Sectional Committee and approval of the Electrotechnical Division Council.