The new standard iec 61439 lowvoltage switchgear and control gear assemblies came into force in november 2014. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade. Within the iec 61439 series of standards for lowvoltage switchgear and controlgear assemblies assemblies, there are system and application details that are specified by the user to enable the manufacturer to produce an assembly that meets the needs and expectations of the user. 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 shall not be held responsible for identifying any or all such patent rights. Assemblies for which the rated voltage does not exceed 1 000 v in case of a. Iec 61439 verification, courtesy abb the standard also tries to explain the differing roles of the original panel manufacturer and a assembly manufacturer. Testing and certification of low voltage switchgear and. Iec 614391 en 614391 general requirements for lowvoltage switchgear assemblies iec 614392 en 614392 power switchgear and controlgear assembly psc power switchgear and iec 614393 en 614393 distribution boards intended to be operated by ordinary persons dbo distribution boards intended to iec 614394 en 614394. This first edition cancels and replaces the first edition of iec 604393 1990, amendment 1 1993 and amendment 2 2001. 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. 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. This standard cancels and replaces iecpas 614991 published in 2000.
Iec 61439 has been achieved by less than 1% of the control panel manufacturers in the uk. Testing calculation compliance with construction rules eniec 60079 standards concerning explosion protection. I learned this during my 40 years of activities in the electrical sector. Atys m motorised and automatic changeover switches from 40 to 160 a 2 implementation of standard iecen 61439 socomec function description atys m is a range of singlephase or threephase modular motorised changeover switches with positive break indication.
International standard iec 61499 1 has been prepared by iec technical committee 65. The iec 61439 standard series defines clear regulations for lowvoltage switchgear and controlgear assemblies. Information about equipment supplied with 1 key technical. Important definitions to understand the standard are. Stahl switchgear and controlgear assemblies e compliance with the standards is ensured by the routine verification e routine verification is ensured by. For each type of electrical assembly only two parts of the standard are necessary to determine all requirements. Iec 61439 standard for low voltage switchgear and controlgear assemblies on photo. Iec 61439 the rule is two parts for each type of assembly. A new standard, iec 614391, issued by the iec in 2009, is to replace it over the next few years. This standard cannot be used alone to specify an assembly or used for a purpose of determining conformity. 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. If further risks are identified during the risk analysis that, in the opinion of the manufacturer, are not covered by iec 602041, then iec 6143912 and, if necessary, other standards may also be consulted as an additional design aid.
This standard applies to lowvoltage switchgear and control gear assemblies assemblies for which the rated voltage does not exceed 1 000 v in case of a. This edition includes the following significant technical changes with respect to iec 604393 including the amendments. This part of the iec 61439 series lays down the definitions and states the service conditions, construction requirements, technical. Iec 61439 clarifies that there is a difference between constructional requirements and internal separation. The iec 61439 standard series defines clear regulations for. If further risks are identified during the risk analysis that, in the opinion of the manufacturer, are not covered by iec 60204 1, then iec 61439 1 2 and, if necessary, other standards may also be consulted as an additional design aid. It is a replacement for iec60439 and is now the industry standard requirement for all low voltage switchgear and controlgear panel assemblies iec 61439.
Iec 614391 minimum size for pe, pen conductors ver. Note 1 throughout this standard, the term assembly see 3. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and controlgear assemblies. The abb referred to as the company in this article mns switch gear solution has been subjected to iec 614392 2 compliance test. Automatic creation of parts and order lists pdf, excel or ascii format. Iec 60439 vs iec 61439 introduction the new series of iec 61439 standards were published in january 2009. Iec technical standards are powerful documents providing directions for specifications, tests and types of equipment which will be commercialized in the worldwide market.
Plus satisfaction of points 610 in the checklist table iec 61439 1 b verification by testing shortcircuit withstand strength to iec 61439 1 paragraph 10. At the time of writing this paper the iectr 614390 is currently at edition 1. The original manufacturer is the party who initially carries out the panel design and arranges for the necessary design verifications to be performed. As a result manufacturers and testing bodies often treated partially typetested assemblies november 2008 march 2009 introduction to iec 61439. K0318 design verification part i pdf 052015 2cpc 000 318 l0201. Project manager industrial components, member of sc 17d mt11 the new iec 61439 series, technical seminar, 10 november 2010, singapore.
Guide design and assembly according to iec 61439 en. International standard iec 614991 has been prepared by iec technical committee 65. Assemblies can be manufactured in accordance with either standard thru the phase out period. How to specify the right low voltage motor control centre. The new standard iec 61439 low voltage switchgear and. Continuous operation with one or more drawers in the drawer out, testing or trip positions. Type of testing content of routine test iec 61439 section result of routine test test engineer 1 s degree of protection of cabinets enclosures sealings, protection covers 11. This standard cancels and replaces iec pas 61499 1 published in 2000.
The new series of iec 61439 standards were published in january 2009. Sep 15, 2016 the new standard for low voltage switchgear and control assemblies is iec 61439 series. This first edition constitutes a technical revision. Other parts may be added for the time being, iec 61439 will overlap with iec 60439. There is no need to test electrical circuits which can be discounted in terms of shortcircuit. The safety of a totally tested switchboard as per standard iec614392. Lowvoltage switchgear and controlgear assemblies part 1. Standard iec 614391 defines the general rules for low voltage switchgear assemblies. It is a replacement for iec60439 and is now the industry standard requirement for all low voltage switchgear and controlgear panel assemblies iec. The electrical panel and the new iec 61439 meccanismo complesso. 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. It replaces the iecen 60439 standard and became valid exclusively from 1 november. The technical report iectr 614390 is the guidance to specifying lowvoltage switchgear and controlgear assemblies. It gives the definitions and indicates the conditions of use, construction.
The compliance of an assembly is declared referring to the specific assembly standard e. 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. Iec614395 historical revision information lowvoltage switchgear and controlgear assemblies part 5. 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. Within the iec 61439 series of standards for lowvoltage switchgear and controlgear assemblies assemblies, there are system and application details that are specified by the user to enable the manufacturer to produce an assembly that meets the needs and expectations of. Iec standards and eu directives control panel siemens. 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. With these new rules the structure of the regulatory frameworks has been completely changed. Work book 2cpc 000 305 b0101 1 work book on the seminar delivered by abb the standard iec 61439 prepared by. Since the new iecen 61439 standard was published, it has been preoccupying. All bsi british standards available online in electronic and print formats. Grouping most of the electrical protection, command and metering components.
Bts for which the rated voltage does not exceed 1 000 v in case of a. Matthias kratzke jurgen dufner basic standards definitions of personal protection, calculation and test procedures, assessment bases. Implementation of standard iec 61439 socomec 5 the verifications to be performed original manufacturer assembly manufacturer inspector 1 strength of materials and parts iec 614391 10. Quadros electricos abb e a nova norma iec 61439 novonovo. Iec 61439, which governs the safety and performance of electrical panels, was published in january 2009. The new standard for low voltage switchgear and control assemblies is iec 61439 series. In 2010, the new standard iec 61439 series was published to replace the iec 60439 series the purpose of the iec 61439 series of standards is to harmonize as far as practicable, all the general rules and requirements that apply to lv switchgears and controlgears assemblies and to obtain uniformity of requirements, consistency in the verification and to avoid the need for. 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. Iec 614392, and the compliance with the general rules iec 614391 is always implicit. Guide design and assembly according to iec 61439 en 61439.
What is the difference between the new iec 61439 low voltage. The new standard follows the philosophy of iec 60947 series i. The additions make iec 61439 the most updated document from a technological perspective. What is the iec 61439 low voltage switchgear and control gear. 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. Refer table 1 the iec 60439 standards were ambiguous about how to assess compliance of partially type tested assemblies. Additionally you can save the discovery results as a pdf report as well. This standard has brought considerable clarity in technical interpretation.
The sentence tta switchgear according to iec 604391 is now replaced by power switchgear and. General rules standard to be referred to by subsidiary product parts of iec 61439 series. The standard gives details on the requirements of these products through testing and other verification methods. The new iec 61439 series is expected to have a similar structure to iec 60439 with several new additions. With the new structure 61439, however, the iec 614391 assumes the role of parent, which.
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