Iec 614392 lowvoltage switchgear and controlgear assemblies part 2. Electrical installation guide according to iec international standards this guide has been written for electrical engineers who have to design, select electrical equipment, install these equipment and, inspect or maintain lowvoltage electrical installations in compliance with international standards of the international electrotechnical. Internationally, the iec 61439 series of standards are the only standards currently in circulation for low voltage assemblies. Iec 614391 general rules iec 614392 power switchgear and control gear assemblies replacing iec 604391 iec 614393 distribution boards to supersede iec 604393. In this way, user requirements are properly taken into account as well as ensuring that the implemented assembly meets all requirements in terms of functionality and safety. The purpose of this technical report is to give guidance on the method of testing of enclosed lowvoltage switchgear and controlgear assemblies under the conditions of arcingin air due to an internal fault. Important definitions to understand the standard are.
Project manager industrial components, member of sc 17d mt11 the new iec 61439 series, technical seminar, 10 november 2010, singapore 2 contents 1. Automatic creation of parts and order lists pdf, excel or ascii format. Questions in the south african market, one is required to comply with sans 19731 for lv assemblies larger than 10 ka while iec 614392 is the international standard. This specification amends and supplements iec 614391 edition 2. Describes operating conditions, assembly requirements, technical properties and requirements, as well as. The standard gives details on the requirements of these products through testing and other verification methods. The vast majority of devices that contain or use electronic or generate electricity relies on iec international standards and conformity assessment systems to perform. Clauses of iec 614391 and iec 614392 that are not addressed within this specification shall remain fully applicable as written. Guide design and assembly according to iec 61439 en 61439. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and control gear assemblies. Part 2 of the standard defines the specific requirements of power switchgear and controlgear assemblies psc assemblies, the rated voltage of which does not exceed 1,000 v a. Iec international standards and conformity assessment. Power switchgear and controlgear assemblies these standards cancelled and replaced iec 604391. Astm standards annual book of astm standards bs standards csn standards din standards iec standards iso standards une standards vda automotive standards cqi qs 9000 eurocodes sets of en standards quality management.
It is a replacement for iec60439 and is now the industry standard requirement for all low voltage switchgear and controlgear panel assemblies iec. Assemblies for which the rated voltage does not exceed 1 000 v in case of a. Iogp report 560 s560 this iogp specification details requirements for the design, materials, fabrication, inspection and testing of low voltage power switchgear and controlgear assemblies psc assemblies. The new series of iec 61439 standards were published in january 2009. The new iec 61439 standard history of restructuring the iec 60439 standard the new. With an assumed load factor of n 0,9 taken from table 101 of iec 614392. A combination of one or more lowvoltage switchgear with associated equipment. This standard has brought considerable clarity in technical interpretation. Standards protect consumers standards make sure that products work together safely and as intended. One of the main features of iec 614391 is that the discrimination between type tested assemblies tta and partially type tested assemblies. Most of the standards, national or ibternational, are priced publications and not free. Annex c informative specification guidance for iec 614392. Where there is no direct corresponding iec 61439 clause, a new reference. All assemblies that do not have a specific product standard are covered and there is no opportunity to avoid compliance.
Your reference guide to safe and reliable lv switchboards. Iec 61439 standard for low voltage switchgear and controlgear. With the iec 61439 standard, low voltage switchboard can no longer be partially type tested and must comply with the full assembly tests. Verification of compliance with the general requirements of the iec 614391 standard and the relevant iec 614392. The file extension pdf and ranks to the documents category. Summary the principal standard for lowvoltage power switchgear and controlgear assemblies is bs en 614392, when read in conjunction with the general rules document, bs en 614391. The sentence tta switchgear according to iec 604391 is now replaced by power switchgear and controlgear assemblies according to iec 614392. Use the download button below or simple online reader.
This report describes the additional performance tests. This publication is to be read in conjunction with iec 614391. The new 2012 edition of bs 614392 is the latest publication resulting from the continuing major restructure and renumbering of the bs en 60439 bs en 61439 series, and supersedes the 2011 edition. Bs en 614391 is the general rules for the 61439 series and is referred to throughout bs en 614392. The sentence tta switchgear according to iec 604391 is now replaced by power switchgear and controlgear assemblies according to iec 614392, design verified assembly. Standard title edition iec 614390 guideline april 20 iec 614391 general rules 08142011 iec 614392 power switchgear and controlgear assemblies 08192011 iec 614393 distribution boards intended to be operated by ordinary persons 02162012 iec 61439.
This technical report applies to enclosed lowvoltage switchgear and controlgear assemblies manufactured according to iec 614392. Bs en 614392 pdf the new standards iec and iec replaced the previous standard iec is a product standard which defines the specific requirements. Iec 604391 is now replaced by power switchgear and controlgear assemblies according to iec 614392, design. Supplementary requirements for assemblies forming part of a machine are covered by the iec 60204 series. Iec 61439 standard for low voltage switchgear and controlgear assemblies. Bts for which the rated voltage does not exceed 1 000 v in case of a. Iec standards often have multiple subpart documents. This standard is to be read in conjunction with iec 614391. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. Introduction market situation objectives of the new standard 2. Power switchgear and controlgear assemblies report number. Further standards in the iec 61439 series are currently being developed to replace the other parts of iec 60439, the most recent being part 3. Standard title edition iec 614390 guideline april 20 iec 614391 general rules 08142011 iec 614392 power switchgear and controlgear assemblies 08192011 iec 614393 distribution boards intended to be operated by ordinary persons 02162012 iec 614394 assemblies for construction sites 11152012. In addition iec 614391 and iec 614392 have been amended, clarified and.
This is an incomplete list of standards published by the international electrotechnical commission iec the numbers of older iec standards were converted in 1997 by adding 60000. The standard specifies a comprehensive package of performance requirements. Iec 61439 and how it compares with local standards ee. Guide design and assembly according to iec 61439 en. Iec 61439 standard for low voltage switchgear and controlgear iec 61439 standard for low voltage switchgear and controlgear assemblies. Work book the standard iec 61439 in practice abb group. This second edition includes the following significant technical changes with respect to the last edition of iec 614392. Pdf electrical installation guide according to iec. Norm iec 61439 systems siemens siemens global website. Degree of protection iec 60529 ip42, ip55 entry of cables top andor bottom access front or rear outgoing units fixedwithdrawable standard color ral 7035 others on request standards iec 614392, iec tr 61641 cat 17, iec 609471 part 41 type 2 coordination certification lloyds register of shipping ollow us on social media to get the. What is a lowvoltage switchgear and controlgear assembly. Please check our terms and conditions mainly for engineering standards in electronic pdf. Please use the search box for finding the right iec standard.
Iec 614392, and the compliance with the general rules iec 614391 is always implicit. The new standard describes three design verification processes for assemblies and. These come under 12 basic headings see figure 2 and all must be verified. It cant be otherwise since organisations that publish standards, like bis who publish indian standards, is, iso, iec etc.
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