IS/IEC 60721 : Part 2 : Sec 4 : 2018 Classification of Environmental Conditions Part 2 Environmental Conditions Appearing in Nature Section 4 Solar radiation and temperatur

ICS 19.040

LITD 01

[ Superseding IS 13736 (Part 2/Sec 4) : 1993 ]

New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 2/Sec 4) which is identical with IEC 60721-2-4 : 2018 ‘Classification of environmental conditions - Part 2-4: Environmental conditions appearing in nature - Solar radiation and temperature’ issued by International Electro technical Commission (IEC) was adopted by the Bureau of Indian Standards on recommendation of the Environmental Testing Procedure Sectional Committee, and approval of the Electronics and Information Technology Division Council.