1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-21804-1 SANS 60478-4:1976Edition 1 and nat. amdt 1IEC 60478-4:1976Edition 1Any reference to SABS IEC 60478-4 is deemed to be a reference t
4、o this standard(Government Notice No. 1373 of 8 November 2002) SOUTH AFRICAN NATIONAL STANDARD Stabilized power supplies, d.c. output Part 4: Tests other than radio-frequency interference This national standard is the identical implementation of IEC 60478-4:1976 and is adopted with the permission of
5、 the International Electrotechnical Commission. Published by SABS Standards Division 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001Tel: +27 12 428 7911 Fax: +27 12 344 1568 www.sabs.co.za SABS SANS 60478-4:1976 Edition 1 and nat. amdt 1 IEC 60478-4:1976 Edition 1 Table of changes Change
6、 No. Date Scope Nat. amdt 1 2008 Amended to change the designation from SABS to SANS, with no technical changes. National foreword This South African standard was approved by National Committee SABS TC 69, Power electronics and alternative energy conversion, in accordance with procedures of the SABS
7、 Standards Division, in compliance with annex 3 of the WTO/TBT agreement. This SANS document was published in September 2008. This SANS document supersedes SABS IEC 60478-4:1976 (first edition). SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing cli
8、ents of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may
9、only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and
10、freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This
11、 s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved su
12、bscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 6
13、0478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed
14、 by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of t
15、he SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be u
16、sed and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemaili
17、ng clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .SANS 60478-4:1976This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .
