IS 16242 : Part 5 : Sec 3 : 2025/IEC 62040-5-3 : 2016 Uninterruptible Power Systems UPS - Part 5 d.c. Output UPS - Section 3 Performance and Test Requirements

ICS 29.200

ETD 31

NATIONAL FOREWORD

This Indian Standard (Part 5/Sec 3) which is identical to IEC 62040-5-3: 2016 'Uninterruptible power systems (UPS) - Part 5-3: DC output UPS - Performance and test requirements' issued by the International Electrotechnical Commission (IEC) was adopted by the Bureau of Indian Standards on the recommendation of the Power Electronics Sectional Committee and approval of the Electrotechnical Division Council.

This standard is published in various parts. Other parts in this series are:

Part 1 General and safety requirements for UPS

Part 2 Electromagnetic compatibility EMC requirements

Part 3 Method of specifying the performance and test requirements

The text of the IEC standard has been approved as suitable for publication as an Indian Standard without deviations. Certain conventions are, however, not identical to those used in Indian Standards. Attention is particularly drawn to the following:

a) Wherever the words 'International Standard' appears referring to this standard, they should be read as 'Indian Standard'; and

b) Comma (,) has been used as a decimal marker, while in Indian Standards the current practice is to use a point (.) as the decimal marker.