Sturdy steel enclosure with ample cable entry knockouts to accommodate cable entry from top, bottom or rear face of the enclosure. This part of the iec 61439 series lays down the definitions and. One year on, pat mclaughlin, boulting technologys operations director, evaluates how original equipment manufacturers, panel builders, electrical engineers, consulting engineers and contractors have. Cable tray systems and cable ladder systems for cable management. Bs en 61439 part 2 power switchgear and controlgear assemblies pscassemblies this standard defines the specific requirements of power switchgear and controlgear assemblies pscassemblies,the rated voltage of which does not exceed 1 000 v a. Compliance to bs en 614393 required from january 2016. Since the publication of iec 61439 2 other parts of the 61439 series have progressively been added until all parts of the 60439 series are now replaced. Progressive companies have already recognised the importance of its release and invested for a position of strength and growth. Bs en 61439 2 pdf the new standards iec and iec replaced the previous standard iec is a product standard which defines the specific requirements. Performance standards general conditions original english text of csn en standard. What is the difference between the new iec 61439 low voltage. Iec 60439, the standard for lowvoltage switchgear and controlgear assemblies, was under restructuring from the last decade.
Standard iec en 61439 integrating socomec products. Iec 61439 has been achieved by less than 1% of the control panel manufacturers in the uk. Basics of iec 61439 en 61439 iec 614391 en 614391 is a general part which must be read in conjunction with the product section iec 614392 to 7 en 61439 2 to 7. The price of the standard included all amendments and correcturs. Quantum controls are one of less than 1 % of control panel manufacturers in the uk to invest the time and money in fully complying the new bs en 61439 2. 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. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and controlgear assemblies.
If subcategories display on this page, they may have articles. International standard iec 614391 has been prepared by subcommittee 17d. Bs en 61439 1 applies to lowvoltage switchgear and controlgear assemblies only when required by a relevant assembly standard. Multiple large apertures in rear face of enclosure to allow. Iec 61439 is the international electrotechnical commission standard which covers low voltage switchgear and control gear assemblies.
Buy a pdf download or hardcopy of british standard bs en 614393. The standard gives details on the requirements of these products through testing and other verification methods. This was the aim of an international project group which had been. All lowvoltage switchgear and control gear assemblies must adhere to the new standards set out in bs en 61439. From this point, consumer units and similar switchgear assemblies have to comply with bs en 61439 3 lowvoltage switchgear and controlgear assemblies. Switchgear technology guidance on the application of bs en. 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. The new series of iec 61439 standards were published in january 2009. In january 2009 the iec 61439, the new standard for lowvoltage switchgear and controlgear assemblies, was published. Project manager industrial components, member of sc 17d mt11 the new iec 61439 series, technical seminar, 10 november 2010, singapore 2 contents 1. Distribution boards intended to be operated by ordinary persons dbo publication year. Shortcircuits cable overloads disconnection of onload electrical circuits already protected against overloads and shortcircuits. Content provider british standards institution bsi.
The principal standard for lowvoltage power switchgear and controlgear assemblies is bs en 61439 2, when read in conjunction with the general rules document, bs en 61439 1 assemblies conforming to this standard are deemed to satisfy the essential requirements of both the low voltage directive and the emc directive and may bear the ce marking. All metal enclosure to meet requirements of bs7671 regulation 421. Enclosures busbar supports thermal management equipment contents 1. Matthias kratzke jurgen dufner basic standards definitions of personal protection, calculation and test procedures, assessment bases. Iec 61439 1 lowvoltage switchgear and controlgear assemblies part 1. Bs en 61439 1 20111 lowvoltage switchgear and controlgear assemblies. For each type of electrical assembly only two parts. Because a bs en standard is an all encompassing document, it can only generalise in certain. For each type of electrical assembly only two parts of the standard are necessary to determine all requirements. Standard iec 614391 defines the general rules for low voltage switchgear assemblies. Although windows 98 has long been consigned to history, the new industry standard bs en 61439 only came into force on november 1, 2014. Publisher information british standards institution.
Based on the above we can provide certificates covering the construction and performance listed in clause 10. Asnzs 61439, the verification of these requirements need not be repeated see clause 10. With the new structure 61439, however, the iec 614391 assumes the role of parent, which. Documents sold on the ansi standards store are in electronic adobe acrobat pdf. For each type of electrical assembly only two parts of the standard. The inclusion of this standard ensures that the purchaser will receive equipment that complies with the stated requirement. A new standard, iec 614391, issued by the iec in 2009, is to replace it over the next few years. Note 1 throughout this standard, the term assembly see 3. Bs en 61439 12009licensed copy athen reading, reading university library, 24012010 0205, uncontrolled copy, c bsien 61439 12009 1 foreword the text of the international standard iec 61439. These variations are listed in appendix za for easy reference. Low voltage power switchgear and controlgear assemblies. Contactum defender metal high integrity consumer unit. Bs en 614392 pdf the new standards iec and iec replaced the previous standard iec is a product standard which defines the specific requirements. Supersedes bs en a clarified scope provides ej of the types of equipment falling within the scope of this standard, including special service.
This standard has brought considerable clarity in technical interpretation. The principal standard for lowvoltage power switchgear and controlgear assemblies is bs en 61439 2, when read in conjunction with the general rules document, bs en 61439 1 assemblies conforming to. Experiences with the new standards for lv assemblies iec. For a long time, the base standard for the testing and certification of lowvoltage assemblies was iec 60439 1 and before that iec 439 bs 5486. For example the british standards allow for different terminology regarding the form rating of the power switchgear assembly. With over 100 years of experience the british standards institute is recognised. 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. Bs en 61439 2 lowvoltage switchgear and controlgear assemblies verification,electrical equipment,lowvoltage equipment,electrical connections,switchgear,circuits,electrical protection equipment,clearances,access,rated voltage,electric control equipment,electrical safety. Iec 6043961439 lowvoltage switchgear and controlgear. Iec 60439 61439 lowvoltage switchgear and controlgear assemblies. Distribution boards intended to be operated by ordinary persons dbo.
Iec 614391 archives electrical safety testing laboratory. At charles endirect ltd, our routine testing regime is linked to the testing requirements of bs en 61439, this procedure ensures the testing is efficient and most importantly, effective. Amendment 3 bs 7671 requirements for electrical installations. Quick guide to bs en 61439 what is the new standard about. Complies with amendment 3 of the 17th edition wiring regulations bs7671. Iec 61439 is the standard for lowvoltage switchgear and controlgear assemblies and, following a transitional period, has had sole validity since 2014. Power switchgear and controlgear assemblies can be divided to meet one or both of the following conditions between functional units, separate compartments or enclosed protected spaces. The standard gives details on the requirements of these. Work book 2cpc 000 305 b0101 1 work book on the seminar delivered by abb the standard iec 61439 prepared by. What is the difference between the new iec 61439 low. The iec site includes information about electric, electronic and electrotechnical international standards, compliance and conformity assessment for electronics and electronic equipment, and international electrical standards information. Bs en 614391 complete document 2010 edition, september 30. Busbar trunking systems busways publication year 2012 document status. The degree of protection shall be at least ipxxb 2.
Assemblies for which the rated voltage does not exceed 1 000 v in case of a. Acti 9 ready to install distribution and control products schneider. Guarantees the performance of low voltage switchgear assemblies lvsa addresses previous ambiguities diversity, circuit rating, device substitution is bs en 61439 mandatory. It gives the definitions and indicates the conditions of use, construction. Applicable standards bs en 61439 1, iec 61439 1, is 8623 1. The electrical panel and the new iec 61439 meccanismo complesso. Starting november 1st, 2014, the standard is mandatory for all lvsas who should take notice of bs en 61439. Low voltage switchgear and controlgear assemblies to bs en.
Bs en 61439 1 is the general rules for the 61439 series and is referred to throughout bs en 61439 2. Design range of consumer units dungannon electrical. 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. Stahl switchgear and controlgear assemblies e compliance with the standards is ensured by the routine verification e routine verification is ensured by. Testing calculation compliance with construction rules eniec 60079 standards concerning explosion protection. Bs en 61439 1 provides definitions, service conditions, construction requirements, technical characteristics and verification requirements for lowvoltage switchgear and controlgear assemblies. Describes operating conditions, assembly requirements, technical properties and requirements, as well as.
Guide design and assembly according to iec 61439 en 61439. September 2012 lowvoltage switchgear and controlgear assemblies. Work book the standard iec 61439 in practice abb group. Switchgear technology guidance on the application of bs. All bsi british standards available online in electronic and print formats. In addition, abb also conducts an internal fault arc test according to iec 61641 standard. It is worth noting that national appendix na may distinguish from the original iec 61439 1 to 7 and overwrite.
Basics of iec 61439 en 61439 iec 61439 1 en 61439 1 is a general part which must be read in conjunction with the product section iec 61439 2 to 7 en 61439 2 to 7. The international electrotechnical commission is the international standards and conformity assessment body for all fields of electrotechnology. Parts 1 and 2 establish safety requirements for power switchgear and controlgear assemblies, which may also be of relevance to machine control panels. Gives requirements for type tested and partially type tested assemblies with rated voltage not exceeding 1,000v a. The entire switchboard must have a degree of protection of ip2x in accordance with iec 61439 1 and 2. Iec standards and eu directives control panel siemens. Key issues and challenges associated with the introduction of bs en 61439 1. Jun 28, 2019 amendment 3 came into effect on 1 july 2015, however, the changes in relation to consumer units did not come into effect until 1 january 2016. General rules british standard available for subscriptions. 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. Low voltage switchgear and controlgear assemblies to bs en 61439 2 4 guide to forms of separation pu08304001u july 2011 guide to forms of separation pu08304001u july 2011 5. Introduction market situation objectives of the new standard 2. Main criteria separation of busbars from functional units and separation of all functional units from one another, including the terminals for external conductors, which are an integral part of the functional unit. Bs en 61439 describes the responsibility for the design verification and routine verification, including product liability.
As a result of this regulation, consumer units and similar switchgear assemblies will need to comply with bs en 61439 3 and have their enclosure. Bts for which the rated voltage does not exceed 1 000 v in case of a. You can rest assured any panel designed and supplied by quantum fully complies with the new standard. And this change has affected most uk specifiers, panel builders and end users in the form of a brand new set of international standards. To help the user of any assembly to the iec 61439 standards to properly specify his needs, this guide identifies the various data to be specified, including some of them not considered in iec 61439. If using metal barriers, make sure that clearances are complied with. K0318 design verification part i pdf 052015 2cpc 000 318 l0201. Module covers for modular installation devices, measuring and command devices.
Iec 61439 1 lowvoltage switchgear and controlgear assemblies part 1 general rules. The safety of a totally tested switchboard as per standard iec614392. What is the bs en 61439 low voltage switchgear and control gear assemblies standard. This test chooses the ignition point as the fault point which can cause the maximum impact force inside the. Annex na to bs en 61439 2 defines the performance criteria for an assembly to form 4 as follows. Bs en 61439 1 pdf date bs en is withdrawn and bs en and bs en in addition iec and iec have been amended, clarified and.
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