The additions make iec 61439 the most updated document from a technological perspective. Iec 61439 the new standard for lowvoltage switchgear and. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and control gear assemblies. One of the main features of iec 614391 is that the discrimination between type tested assemblies tta and partially type tested assemblies ptta. Norma 61439 system pro e power system pro e power abb. International standard norme internationale webstore. The abb referred to as the company in this article mns switch gear solution has been subjected to iec 614392 2 compliance test. Designer, contractor and operator where am i concerned by eniec 61439. Note 1 throughout this standard, the term assembly see 3. Thus, the international electrotechnical committee carried out an indepth reform of these standards, which led to the publication of the new renumbered series iec 61439. This publication is to be read in conjunction with iec 61439 1. Iec 61439 standard for low voltage switchgear and controlgear. The test values for different rated insulation voltages are given in table 8 of iec 61439 1.
Implementation of standard iec 61439 socomec 7 original manufacturer assembly manufacturer inspector 10 shortcircuit withstand strength iec 614391 10. Form of separation does not specify the construction if each functional unit is to be contained in its own compartment that is what should be stated. The new standard iec 61439 low voltage switchgear and. A list of all parts of the iec 61439 series, under the general title lowvoltage switchgear and. Parte 441 proteccion contra choque electrico parte 553. For example, iec 34 1 is now referred to as iec 60034 1. Norma iec 61439 padronizacao eletricidade avaliacao. Iec 60439 1 if it was specified accordingly the documentation acc. Iec 61439 electrical conductor insulator electricity. Sabelcos modular assemblies comply with sans 19731 and sans 19733 as well as with iec 60439 and iec 61439, but are also tested for internal arc, earthquake and nuclear power station requirements. Le norme sui quadri elettrici ceien 614391 e 2 codificate.
This first edition of iec 61439 1 standard cancels and replaces the fourth edition of iec 60439 1. Iec614395 historical revision information lowvoltage switchgear and controlgear assemblies part 5. The test voltage for power switchgear and controlgear assemblies with a rated insulation voltage between 300690 v a. The sentence tta switchgear according to iec 60439 1 is now replaced by power switchgear and. Headquartered in geneva, switzerland, iec standards reach over 150 countries. Power switchgear and controlgear assemblies in force. Test report iec 61439 5 lowvoltage switchgear and controlgear assemblies. Published on august 19, 2016 august 19, 2016 105 likes 7 comments. The compliance of an assembly is declared referring to the specific assembly standard e. Iec 61439 2, and the compliance with the general rules iec 61439 1 is always implicit. Iec 61439 1 en 61439 1 general requirements for lowvoltage switchgear assemblies iec 61439 2 en 61439 2 power switchgear and controlgear assembly psc power switchgear and iec 61439 3 en 61439 3 distribution boards intended to be operated by ordinary persons dbo distribution boards intended to iec 61439 4 en 61439 4. Publication expected in 2011 and aligned with 2nd edition of part 1. General rules 1 3 terms and definitions this clause of part 1 is applicable except as follows.
Iec 61439 standard follows the philosophy of iec 60947 series i. Standards comparison between usa and iec ul nema standard iec standard description nfpa 70 iec 603641 use of electrical equipment nfpa 79 iec 602041 installation of electrical equipment ul508a iec 614391 design standards for industrial control panels. What is the difference between the new iec 61439 low voltage. The new standard follows the philosophy of iec 60947 series i. What is the iec 61439 low voltage switchgear and control gear. Iec 60439 1 will still be valid until all iec 60439 standards are. Particular requirements for assemblies for construction sites acs. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series. Assemblies for power distribution in public networks iec614395 edition 1. Information about equipment supplied with 1 key technical. General specification for electrical installation in. Significant technical changes with respect to the last edition of iec 60439 1.
The iec 60439 standards were ambiguous about how to assess compliance of partially type tested assemblies. Iec 61439 verification, courtesy abb the standard also tries to explain the differing roles of the original panel manufacturer and a assembly manufacturer. Publication expected 2012 and aligned with 2nd edition of part 1. The original manufacturer is the party who initially carries out the panel design and arranges for the necessary design verifications to be performed. Where tests on the assembly have been conducted in accordance with the iec 60439 series, and the test results fulfill the requirements of the relevant part of iec 61439, the verification of these requirements need not be repeated.
Iec 614391 1 and iec 614392 2 standards and their interpreta tion are the subject of many articles and workplace discussions with little attention to that which follows compliance. The first thing to note is, although the new iec standards already apply in many parts of the world, they are still awaiting european ratification. Iec 61439 1 is general rules standard to be referred to by subsidiary product parts of iec 61439 series. The contents of the corrigenda of september 20 and march 2019 have been included. The iec 61439 standard series defines clear regulations. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. The iec 61439 standard series defines clear regulations for. General rules standard to be referred to by subsidiary product parts of iec 61439 series. The validity of the two standards will overlap until 2014 and prior to this date, assemblies can be manufactured according to iec 61439 or iec 60439. Iec 61439 and its future specifiers and users guide, will give user and manufacturer an equal base of understanding and it will ease the product comparison of the various manufacturers. Note throughout the iec 61439 series of standards, the term assembly see 3.
Quadros electricos abb e a nova norma iec 61439 novonovo. Guide design and assembly according to iec 61439 en 61439. This edition includes the following significant technical changes with respect to iec 604393 including the amendments. Iec 61439 clarifies that there is a difference between constructional requirements and internal separation. Iec 61439 has been achieved by less than 1% of the control panel manufacturers in the uk this standard is a significant change from the previous one, one of the most surprising changes for some will be the removal of the terms type tested assembly and partially type tested assembly, these have been replaced by design verification. Iec 61439 the rule is two parts for each type of assembly. Refer table 1 the iec 60439 standards were ambiguous about how to assess compliance of partially type tested assemblies. Iec 61439 fully satisfies the requirements of designers and users of new generation lv switchboards. Aug 19, 2016 the iec 61439 standard series defines clear regulations for lowvoltage switchgear and controlgear assemblies. 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. As a result manufacturers and testing bodies often treated. The electrical panel and the new iec 61439 meccanismo complesso.
Iec 61439 1 is a pure general rules standard to be referred to by subsidiary product parts of the iec 61439 series. Consolidated editions the iec is now publishing consolidated versions of its publications. Important definitions to understand the standard are. As a result manufacturers and testing bodies often treated partially typetested assemblies november 2008 march 2009 introduction to iec 61439. It is a replacement for iec60439 and is now the industry standard requirement for all low voltage switchgear and controlgear panel assemblies iec. For each type of electrical assembly only two parts of the standard are necessary to determine all requirements. Matthias kratzke jurgen dufner basic standards definitions of personal protection, calculation and test procedures, assessment bases iec 60364441 iec tr 606642 1 iec 60529 protection against electric shock insulation coordination test devices and test procedures. Neutral on the right product integration data in compliance with iec en 61439 1 c min power cable length 400 mm c min distance to first cable fixing support 400 mm power dissipation in wpole rating 40 a 63 a 80 a 100 a 125 a 160 a preferred source alternative source. The sentence tta switchgear according to iec 60439 1 is now replaced by power switchgear and controlgear assemblies according to iec 61439 2, design verified assembly. Summary of differences between 60439 1 and 61439 parts 1 and 2 originally intended for switchboards and motor control centres, iec 60439 1 has become a general purpose document for specifiers of switchgear, but now lacks the depth of detail for many of the products to which it is now being applied. The designer, contractor or operator is responsible for.
The standard gives details on the requirements of these products through testing and other verification methods. A new standard, iec 614391, issued by the iec in 2009, is to replace it over the next few years. Iec, the international electrotechnical commission, is a nonprofit organization that develops and publishes standards concerning electrical technologies, of which a truly wide variety exists in todays modern world. A new standard, iec 61439, which governs the safety and performance of electrical panels, was published in january 2009. Introduction the new series of iec 61439 standards were published in january 2009. With the new structure 61439, however, the iec 614391 assumes the role of parent, which. Iec standards are today legal or market references. Verifications according to the new standard are more extensive and rigid than under the former standard. In january this year, parts 1 and 2 of iec 61439 were published. Bts for which the rated voltage does not exceed 1 000 v in case of a. 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. Iec 61439 1 general rules 08142011 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. Esta norma abnt nbr iec 614391 equivalente a iec614391 edio 2. Iec 604391 will still be valid until all iec 60439 standards are.