With an assumed load factor of n 0,9 taken from table 101 of iec 614392. Iec 6143922009 lowvoltage switchgear and controlgear assemblies part 2 power switchgear and controlgear assemblies this document was uploaded by 989me. The new standards iec 614391 and iec 614392 replaced the previous standard. This standard has brought considerable clarity in technical interpretation. Bs en 614391 is the general rules for the 61439 series and is referred to throughout bs en 614392. The new 2012 edition of bs 61439 2 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. Use the download button below or simple online reader. Assemblies for construction sites to supersede iec 604394 5.
Although most of the international standards for this equipment iec 61921 refers to the iec 614392 standard, there are also some critical differences with respect to temperature rise testing. Verification of compliance with the general requirements of the iec 614391 standard and the relevant iec 614392. Kelly butler, beamas marketing director and george sutton the organisations lv switchboard technical committee chair, explain how market needs have primarily prompted the change from iec 60439 to iec 61439. Responsible for the design verifications listed by iec 614392. Clauses of iec 61439 1 and iec 61439 2 that are not addressed within this specification shall remain fully applicable as written. The general part 1 applies to switchgear, power distribution boards and control cabinets, while part 2 applies to power switchgear and controlgear assemblies. Free to use bim project management tool provides stepbystep help to define. 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. Responsible for routine verifications on each panel. Your reference guide to safe and reliable lv switchboards. Publication expected 2012 and aligned with 2nd edition of part 1. Beama comments on the change from iec 60439 to iec 61439. 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. What is a lowvoltage switchgear and controlgear assembly.
Assemblies for which the rated voltage does not exceed 1 000 v in case of a. And indeed, in its role as original manufacturer, schneider electric constantly proves on an everyday basis that it does so. A lowvoltage switchgear and controlgear assembly that is used to distribute and control electric power for all kinds of loads in industrial, commercial and similar applications in which operation by laypersons is not intended din en iec 614392. To be read in conjunction with bs en 61439 1 cross references.
Work book the standard iec 61439 in practice abb group. Where can i find the iecis electrical standards for free. Bs en 61439 1 is the general rules for the 61439 series and is referred to throughout bs en 61439 2. General rules lowvoltage switchgear and controlgear assemblies eniec 614392 power switchgear and controlgear assemblies psc iec 614393 6 different types of distribution boxes adopted requirements from part 1 additional requirements in part 2. A combination of one or more lowvoltage switchgear with associated equipment. Standard iec 614391 defines the general rules for low voltage switchgear.
A lowvoltage switchgear and controlgear assembly that is used to distribute and control electric power for all kinds of loads in industrial, commercial and similar applications in which operation by laypersons is not intended din en iec 61439 2. Where there is no direct corresponding iec 61439 clause, a new reference. Part 2 contains specific requirements for power switchgear and controlgear assemblies. This second edition includes the following significant technical changes with respect to the last edition of iec 61439 2. Most of these standards are not only priced publications to be purchased by payment but also are protected. Guide design and assembly according to iec 61439 en 61439. Nov 03, 2017 most of these standards are not only priced publications to be purchased by payment but also are protected.
This specification amends and supplements iec 61439 1 edition 2. Assemblies for power distribution to supersede iec 604395 6. Iec 61439 standard for low voltage switchgear and controlgear. 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 iec 614395 assemblies for power distribution in public networks 08252014 iec 614396 busbar trunking systems 05232012 prestandard.
Scribd is the worlds largest social reading and publishing site. Parts of iec 61439 series iec 61439 1 general rules iec 61439 2 power switchgear and control gear assemblies replacing iec 604391 iec 61439 3 distribution boards to supersede iec 604393 iec 61439 4 assemblies for construction sites to supersede iec 604394 iec 61439 5 assemblies for power distribution to supersede iec 604395. Supplementary requirements for assemblies forming part of a machine are covered by the iec 60204 series. Bts for which the rated voltage does not exceed 1 000 v in case of a. Iec 614392, and the compliance with the general rules iec 614391 is always implicit. This second edition includes the following significant technical changes with respect to the last edition of iec 614392. Therefore thee is no question of free availability of such standards, though some persons put them on the internet by slightly mo. Important definitions to understand the standard are. Most of the standards, national or ibternational, are priced publications and not free. Iec 61439 verification, courtesy abb the standard also tries to explain the differing roles of the original panel manufacturer and a assembly manufacturer. Iec standards are today legal or market references. New standard for lv switchgear, controlgear assemblies. This specification amends and supplements iec 614391 edition 2. Power switchgear and controlgear assemblies pscassemblies 3.
The subclause also covers conductors in what is commonly termed the faultfree zone where. Iec 614391 archives electrical safety testing laboratory. International standard norme internationale webstore. Publication expected in 2011 and aligned with 2nd edition of part 1. Iec 604391 will still be valid until all iec 60439 standards are updated. General rules 1 3 terms and definitions this clause of part 1 is applicable except as follows. With the iec 61439 standard, low voltage switchboard can no longer be partially type tested and must comply with the full assembly tests. The file extension pdf and ranks to the documents category. Although most of the international standards for this equipment iec 61921 refers to the iec 61439 2 standard, there are also some critical differences with respect to temperature rise testing.
Iec 61439 standard for low voltage switchgear and controlgear assemblies on photo. This second edition cancels and replaces the first edition published in 2009. In addition iec 614391 and iec 614392 have been amended, clarified and. 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.
Fortunately for specifiers, schneider electric offers a full line of equipment that is already compliant with the new standards requirements. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. Iec 61439 2 power switchgear and controlgear assemblies 08192011 iec 61439 3 distribution boards intended to be operated by ordinary persons 02162012 iec 61439 4 assemblies for construction sites 11152012 iec 61439 5 assemblies for power distribution in public networks 08252014 iec 61439 6 busbar trunking systems 05232012 prestandard. Download iec 604391 lowvoltage switchgear and controlgear assemblies typetested and partially ty. Parts of iec 61439 series iec 614391 general rules iec 614392 power switchgear and control gear assemblies replacing iec 604391 iec 614393 distribution boards to supersede iec 604393 iec 614394 assemblies for construction sites to supersede iec 604394 iec 614395 assemblies for power distribution to supersede iec 604395. The sentence tta switchgear according to iec 604391 is now replaced by power switchgear and controlgear assemblies according to iec 614392, design verified assembly. The new series of iec 61439 standards were published in january 2009. 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. It cant be otherwise since organisations that publish standards, like bis who publish indian standards, is, iso, iec etc. To be read in conjunction with bs en 614391 cross references.
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