Matthias kratzke jurgen dufner basic standards definitions of personal protection, calculation and test procedures, assessment bases. Within the iec 61439 series of standards for lowvoltage switchgear. Iec standards for control panels siemens industrial. What is a lowvoltage switchgear and controlgear assembly. Iec 61439 for low voltage switchgear and controllergear assemblies. Guide design and assembly according to iec 61439 en 61439. The structure of the new standard is clearer with a general part and product specific parts. This part of the iec 61439 series lays down the definitions and states the service conditions,construction requirements, technical characteristics and verification requirements for lowvoltage switchgear and controlgear.
This document is only used for personal research purposes and not to used for. Norm iec 61439 systems siemens siemens global website. The standard defines the design verified assemblies and eliminates completely the categories tta and ptta. So one can visit the website and download free or on payment depending on the standard one is looking for. The standard specifies a comprehensive package of performance requirements. This first edition of iec 61439 6 cancels and replaces the third edition of iec 604392 2000 and its amendment 1 2005, and constitutes a technical revision.
The general part 1 applies to switchgear, power distribution boards and control cabinets, while part 2 applies to power switchgear and controlgear assemblies. Most of the standards, national or ibternational, are priced publications and not free. Iec standards often have multiple subpart documents. Iec 6143912009 lowvoltage switchgear and controlgear assemblies part 1 general rules this document was uploaded by 989me. The inclusion of this standard ensures that the purchaser will receive equipment that complies with the stated requirement. Iec en 61439 very precisely defines what elements are comprised in low voltage switchgear assemblies as well as the procedures for ensuring specified levels of performance. Design and assembly according to iec 61439 en 61439. Iec 61439 standard for low voltage switchgear and controlgear. They are meant as a check for compliance of an assembly with the requirements of the standard. Compared to the old standard, the new 61439 is a more clearly defined and takes into account the assembly of pretested designs. Standard iec en 61439 integrating socomec products. 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. This document is only used for personal research purposes and not to used for business or other. This was the aim of an international project group which had been working on a task named radical restructuring and revision of.
Iec 6143962012 lowvoltage switchgear and controlgear assemblies part 6busbar trunking systems busways this document was uploaded by 989me. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. The new iec 61439 standard applies to enclosures for which the rated voltage is under v ac at frequencies not exceeding hz or 1500 v dc. The rapid changes in technology advancements, specifically new circuit breaker designs entering the market, coupled with changes to market demands has been the driving force behind this standards change. Parts 1 and 2 establish safety requirements for power switchgear and controlgear assemblies, which may. This standard does not apply to individual devices and selfcontained components, such as circuit breakers, fuse switches, electronic equipment, etc.
Guide design and assembly according to iec 61439 en 61439 enystar distribution boards up to 250 a and. Assembly is a combination of lowvoltage switching devices together. Iec 61439 12009 lowvoltage switchgear and controlgear assemblies part 1 general rules this document was uploaded by 989me. Work book 2cpc 000 305 b0101 1 work book on the seminar delivered by abb the standard iec 61439 prepared by. Iec 60055 paperinsulated metalsheathed cables for rated voltages up to 1830 kv with copper or aluminium conductors and excluding gaspressure and oilfilled cables iec 60059 iec standard current ratings.
In january 2009 the iec 61439, the new standard for lowvoltage switchgear and controlgear assemblies, was published. Assemblies for which the rated voltage does not exceed 1 000 v in case of a. And they were created by the standard committees of a. Only two parts of the standard are information from abb necessary to determine all requirements. Iec 61439 the new standard for lowvoltage switchgear and.
Introduction market situation objectives of the new standard 2. The new standard iec 61439 low voltage switchgear and. The new series features some organizational changes, but the most significant changes have a direct impact on the work of specifiers in selecting equipment for their clients facilities. This edition of iec 61439 6 includes the following significant technical changes with respect to the latest edition of iec 604392. These come under 12 basic headings see figure 2 and all must be verified. 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. This part of the iec 61439 series lays down the definitions and states the service conditions, construction requirements, technical characteristics and verification requirements for lowvoltage switchgear and controlgear assemblies. The standard iec 61439 workbook lv switchgear and controlgear assembly in practice related eeps content with sponsored links. This edition of iec 614396 includes the following significant technical changes with respect to the latest edition of iec 604392. The new iec 61439 standard history of restructuring the iec 60439 standard the new.
Parts 1 and 2 of the standard are addressed in this document, covering general rules, how the standard applies to power switchgear and control gear assemblies, and how any changes will affect relevant parties. One of the main features of iec 614391 is that the discrimination between type tested assemblies tta and partially type tested assemblies ptta has been. This standard does not apply to the specific types of assemblies covered by other parts of iec 61439. Consequently this document uses the writing iec 61439 en 61439 in the following. This standard has brought considerable clarity in technical interpretation. The main 10 functions of standard iec 61439 all the verifications proposed by standard iec 61439 contribute to the achievement of 3 basic goals. There is a precise conformity on the content of the standard 61439 in the iec and en world of standards. This second edition cancels and replaces the first edition published in 2009.
As of november 2014, the previous iec 60439 standard series for lowvoltage equipment has been replaced by the new iec 61439 standard series. As this standard is reproduced from an international standard, the following applies. Lowvoltage switchgear and controlgear assemblies part 6. A combination of one or more lowvoltage switchgear with associated equipment. Iec 61439 is the standard for lowvoltage switchgear and controlgear assemblies and, following a transitional period, has had sole validity since 2014. And they were created by the standard committees of a few countries, so why. This was the aim of an international project group which had been working on a task named radical restructuring and revision of iec 60439 series since 1998. Iec system of conformity assessment schemes for electrotechnical equipment and components iecee. Verification of compliance with the general requirements of the iec 614391 standard and the relevant iec 614392. Iec 60061 lamp caps and holders together with gauges for the control of interchangeability and. Annex a provides a practical specification note schedule to be used as the main piece of a. Asnzs 61439 is the new series of standards for low voltage switchgear and is an adoption of iec 61439 series with asnzs modifications. It cant be otherwise since organisations that publish standards, like bis who publish indian standards, is, iso, iec etc.
Iec 61439 the new switchgear standard the new standard iec 61439 replaces the old 60439. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. New standard for lv switchgear, controlgear assemblies the iec 61439, the new standard for lowvoltage lv switchgear and controlgear assemblies, was published in 2009 to harmonise and define all general requirements for lv electrical assemblies. Iec 61439 standard for low voltage switchgear and controlgear iec 61439 standard for low voltage switchgear and controlgear assemblies. Iec 61439 62012 lowvoltage switchgear and controlgear assemblies part 6busbar trunking systems busways this document was uploaded by 989me. The new standard clearly regulates the responsibility for a distribution board placed on the market.
Iec 61439 the new standard 15 summary and conclusion the new standard iec 61439 introduces important modifications in comparison with the current standard iec 60439 on lowvoltage switchgear and controlgear assemblies. Assemblies shall comply with the relevant part of the iec 61439 series. The standard iec 61439 workbook lv switchgear and controlgear assembly in practice. The standard iec 61439 is for complete assemblies, therefore a certification cannot be issued for empty enclosures according to this standard. Annex a provides a practical specification note schedule to be used as the main piece of a contract or before purchasing a product assembly. Note 1 throughout this standard, the term assembly see 3. Project manager industrial components, member of sc 17d mt11 the new iec 61439 series, technical seminar, 10 november 2010, singapore 2 contents 1. Step 1 collecting all the project data step 2 assembly design and design verification step 3 assembly manufacture of the distribution. This standard does not apply to the specific types of assemblies covered by other parts of the iec 61439 series, to supply track systems in accordance with iec 60570, to cable trunking and ducting systems in accordance with the iec 61084 series, nor to power track systems in. Get access to premium hvmvlv technical articles, electrical engineering guides, research studies and much more. Iec 61439 standard for low voltage switchgear and controlgear assemblies. Jan 18, 2017 asnzs 61439 is the new series of standards for low voltage switchgear and is an adoption of iec 61439 series with asnzs modifications. Eldon enclosures comply with the new standard iec 61439. Supplementary requirements for assemblies forming part of a machine are covered by the iec 60204 series.
Iec 61439 1 general rules iec 61439 2 power switchgear and controlgear assemblies iec 61439 3 distribution boards iec 61439 4 assemblies for construction sites iec 61439 5 assemblies for public distribution networks iec 61439 6 busbar trunking systems iec 61439 7 particular applications e. Home download center electrical engineering books and technical guides abbs power system protection practices the standard iec 61439 practice workbook. List of international electrotechnical commission standards. References to international standards should be replaced by references to. Having said this, some of the standards from iso, iec are freely downloadable from their website. This first edition of iec 614396 cancels and replaces the third edition of iec 604392 2000 and its amendment 1 2005, and constitutes a technical revision. This second edition includes the following significant technical changes with respect to the last edition of iec 61439 2. The standard series is an adoption of the iec 61439 series, with variations to include australian and new zealand conditions. This standard applies to lowvoltage switchgear and controlgear assemblies assemblies only when required by the relevant assembly standard as follows.
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