IS 13703 : Part 4 : 1993 /IEC Pub 269-4 : 1980 Specification for Low-Voltage Fuses for Voltages not Exceeding 1000 V AC or 1500 V DC - Part 4 : Supplementary Requirements for Fuse Links for the Protection of Semiconductor Devices

National Foreword

This Indian Standard (Part 4) which is identical with IEC Pub269-4 : 1980, issued by the International] ElectrotechnicalCommission (IEC) is being brought out to align the requirements forLV fuses with the corresponding requirements at the IEC level.

The text of the IEC Standard has been considered and approved byET 39, Fuses Sectional Committee of BIS as suitable for publicationas Indian Standard; superseding the contents of IS 9224 (Part 4)which covered requirements of LV fuses suitable for the protectionof semi-conductor devices.