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. Published on august 19, 2016 august 19, 2016 105 likes 7 comments. Recession and the industry, iec 61439 and multifunction installation testers january voltinews 4. The test voltage for power switchgear and controlgear assemblies with a rated insulation voltage between 300690 v a. Publication expected 2012 and aligned with 2nd edition of part 1. The standard gives details on the requirements of these products through testing and other verification methods. Iec 61439 standard follows the philosophy of iec 60947 series i. Guide design and assembly according to iec 61439 en 61439. 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. 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. The iec 60439 standards were ambiguous about how to assess compliance of partially type tested assemblies. The test values for different rated insulation voltages are given in table 8 of iec 61439 1. The iec 61439 standard series defines clear regulations.
Introduction the new series of iec 61439 standards were published in january 2009. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series. Iec standards are today legal or market references. 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. What is the difference between the new iec 61439 low voltage. Iec 61439 clarifies that there is a difference between constructional requirements and internal separation. This first edition of iec 61439 1 standard cancels and replaces the fourth edition of iec 60439 1. A new standard, iec 614391, issued by the iec in 2009, is to replace it over the next few years. Iec 61439 2, and the compliance with the general rules iec 61439 1 is always implicit. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. 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. This edition includes the following significant technical changes with respect to iec 604393 including the amendments. For each type of electrical assembly only two parts of the standard are necessary to determine all requirements.
The compliance of an assembly is declared referring to the specific assembly standard e. General rules standard to be referred to by subsidiary product parts of iec 61439 series. 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 designer, contractor or operator is responsible for. The new standard iec 61439 low voltage switchgear and. Quadros electricos abb e a nova norma iec 61439 novonovo. 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. Socomec implementation of standard iec en 61439 5 wiring example.
Iec 61439 verification, courtesy abb the standard also tries to explain the differing roles of the original panel manufacturer and a assembly manufacturer. Iec 60439 1 if it was specified accordingly the documentation acc. A new standard, iec 61439, which governs the safety and performance of electrical panels, was published in january 2009. General rules 1 3 terms and definitions this clause of part 1 is applicable except as follows. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and control gear assemblies. Iec 61439 1 is general rules standard to be referred to by subsidiary product parts of iec 61439 series. It is a replacement for iec60439 and is now the industry standard requirement for all low voltage switchgear and controlgear panel assemblies iec. Publication expected in 2011 and aligned with 2nd edition of part 1. 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. 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.
Power switchgear and controlgear assemblies in force. The abb referred to as the company in this article mns switch gear solution has been subjected to iec 614392 2 compliance test. 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. Important definitions to understand the standard are. 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. Iec 61439 1 is a pure general rules standard to be referred to by subsidiary product parts of the iec 61439 series. Implementation of standard iec 61439 socomec 7 original manufacturer assembly manufacturer inspector 10 shortcircuit withstand strength iec 614391 10.
Iec 61439 electrical conductor insulator electricity. Designer, contractor and operator where am i concerned by eniec 61439. Iec 61439 fully satisfies the requirements of designers and users of new generation lv switchboards. Iec 60439 1 is valid until the standard is withdrawn iec 61439 1 and 2 was published in january 2009 from now on it is possible to deliver lv switchgear and controlgear assemblies acc. Consolidated editions the iec is now publishing consolidated versions of its publications. Esta norma abnt nbr iec 614391 equivalente a iec614391 edio 2. One of the main features of iec 614391 is that the discrimination between type tested assemblies tta and partially type tested assemblies ptta. Aug 19, 2016 the iec 61439 standard series defines clear regulations for lowvoltage switchgear and controlgear assemblies.
For example, iec 34 1 is now referred to as iec 60034 1. Verifications according to the new standard are more extensive and rigid than under the former standard. Beama comments on the change from iec 60439 to iec 61439. Note throughout the iec 61439 series of standards, the term assembly see 3. Significant technical changes with respect to the last edition of iec 60439 1.
The original manufacturer is the party who initially carries out the panel design and arranges for the necessary design verifications to be performed. Norma iec 61439 padronizacao eletricidade avaliacao. Refer table 1 the iec 60439 standards were ambiguous about how to assess compliance of partially type tested assemblies. 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.
Note 1 throughout this standard, the term assembly see 3. The electrical panel and the new iec 61439 meccanismo complesso. As a result manufacturers and testing bodies often treated partially typetested assemblies november 2008 march 2009 introduction to iec 61439. General specification for electrical installation in. In january this year, parts 1 and 2 of iec 61439 were published. With the new structure 61439, however, the iec 614391 assumes the role of parent, which. A list of all parts of the iec 61439 series, under the general title lowvoltage switchgear and.
International standard norme internationale webstore. Information about equipment supplied with 1 key technical. As a result manufacturers and testing bodies often treated. Iec 61439 the rule is two parts for each type of assembly. 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 61439 standard for low voltage switchgear and controlgear.
The new standard follows the philosophy of iec 60947 series i. Test report iec 61439 5 lowvoltage switchgear and controlgear assemblies. Iec 604391 will still be valid until all iec 60439 standards are. Le norme sui quadri elettrici ceien 614391 e 2 codificate. Headquartered in geneva, switzerland, iec standards reach over 150 countries.
Iec614395 historical revision information lowvoltage switchgear and controlgear assemblies part 5. 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. 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. 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. This publication is to be read in conjunction with iec 61439 1. What is the iec 61439 low voltage switchgear and control gear. The additions make iec 61439 the most updated document from a technological perspective. Assemblies for power distribution in public networks iec614395 edition 1. 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. 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.
The sentence tta switchgear according to iec 60439 1 is now replaced by power switchgear and. Particular requirements for assemblies for construction sites acs. The contents of the corrigenda of september 20 and march 2019 have been included. Parte 441 proteccion contra choque electrico parte 553. Iec 60439 1 will still be valid until all iec 60439 standards are. Norma 61439 system pro e power system pro e power abb. Iec 61439 the new standard for lowvoltage switchgear and. The iec 61439 standard series defines clear regulations for.
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