{"id":376492,"date":"2024-10-20T02:48:21","date_gmt":"2024-10-20T02:48:21","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-61439-22021-tc\/"},"modified":"2024-10-26T04:57:37","modified_gmt":"2024-10-26T04:57:37","slug":"bs-en-iec-61439-22021-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-61439-22021-tc\/","title":{"rendered":"BS EN IEC 61439-2:2021 &#8211; TC"},"content":{"rendered":"<p>IEC 61439-2:2020 defines the specific requirements for the power switchgear and controlgear assembly (abbreviated \u2018PSC-assembly\u2019 throughout this document see 3.1.101) as follows: <\/p>\n<ul>\n<li>assemblies for which the rated voltage does not exceed 1? 000 V AC or 1? 500 V DC;<\/li>\n<li>assemblies designed for a nominal frequency of the incoming supply or supplies not exceeding 1 ?000 Hz;<\/li>\n<\/ul>\n<p>NOTE 1?Frequencies above 1 kHz are considered as high frequencies, see also IEC 60664-1:2007, 5.3.3.2.5 to take into account additional constraints to insulation coordination. <\/p>\n<ul>\n<li>assemblies intended for indoor and outdoor applications;<\/li>\n<li>stationary or movable assemblies with or without enclosures;<\/li>\n<li>assemblies intended for use in connection with the generation, transmission, distribution and conversion of electrical energy, and for the control of equipment consuming electrical energy and for associated data processing;<\/li>\n<li>assemblies designed for use under special service conditions, for example in ships and in rail vehicles, provided that the other relevant specific requirements are complied with;<\/li>\n<\/ul>\n<p>NOTE 2?Supplementary requirements for assemblies in ships are covered by IEC 60092-302-2. This third edition cancels and replaces the second edition published in 2011. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: <\/p>\n<ol style=\"list-style-type:lower-alpha\">\n<li>addition of Annexes DD, EE and FF for assemblies for use in photovoltaic installation;<\/li>\n<li>clarification of the requirements for forms of internal separation and the addition of the requirement, when the form of separation is higher than 1, all parts within the functional unit compartment that remain live when the functional unit is switched off shall be protected to at least IPXXB;<\/li>\n<li>alignment with the structure of IEC 61439-1:2020;<\/li>\n<li>addition of temperature-rise verification for; (i) temperature-rise verification of assemblies with natural cooling and circuits rated above 1 600 A by a combination of comparison with a reference design and calculation, and; (ii) temperature-rise verification of assemblies with active cooling and rated currents up to 1 600 A.<\/li>\n<li>consideration of IP with active cooling.<\/li>\n<\/ol>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>1<b><\/td>\n<td>compares BS EN IEC 61439-2:2021  <\/td>\n<\/tr>\n<tr>\n<td><b>2<b><\/td>\n<td>TRACKED CHANGES <br \/> Text example 1 \u2014 indicates added text (in green)  <\/td>\n<\/tr>\n<tr>\n<td><b>3<b><\/td>\n<td>Contractual and legal considerations  <\/td>\n<\/tr>\n<tr>\n<td><b>4<b><\/td>\n<td>Compliance with a British Standard cannot confer immunity from legal obligations. <br \/> Amendments\/corrigenda issued since publication  <\/td>\n<\/tr>\n<tr>\n<td><b>5<b><\/td>\n<td>Low-voltage switchgear and controlgear assemblies &#8211; Part 2: Power switchgear and controlgear assemblies  (IEC 61439-2:2011IEC 61439-2:2020)  <\/td>\n<\/tr>\n<tr>\n<td><b>6<b><\/td>\n<td>ForewordEuropean foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>7<b><\/td>\n<td>Endorsement notice  <\/td>\n<\/tr>\n<tr>\n<td><b>10<b><\/td>\n<td>Annex ZZ <br \/> (informative)  <\/td>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>Annex ZZ <br \/> (informative) <br \/> Table ZZ.1 \u2014 Correspondence between this European standard and Annex I of  Directive 2014\/35\/EU [2014 OJ L96]  <\/td>\n<\/tr>\n<tr>\n<td><b>13<b><\/td>\n<td>CONTENTS  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>INTERNATIONAL ELECTROTECHNICAL COMMISSION <br \/> FOREWORD  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>1 Scope <br \/> 1 Scope  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>2 Normative references  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>3 Terms and definitions <br \/> 3.1 General terms <br \/> 3.1.101 <br \/> 3.1.102 <br \/> 3.1.103 <br \/> 3.1.104 <br \/> 3.1.105 <br \/> 3.1.106  <\/td>\n<\/tr>\n<tr>\n<td><b>19<b><\/td>\n<td>3.2 Constructional units of assembliesassemblies <br \/> 3.2 Constructional units of PSC-assembliesassemblies <br \/> 3.2.101 <br \/> 3.2.102 <br \/> 3.2.103 <br \/> 3.2.104 <br \/> 3.4 Structural parts of assemblies <br \/> 3.4.101 <br \/> 3.4.102  <\/td>\n<\/tr>\n<tr>\n<td><b>20<b><\/td>\n<td>3.101 Electrical connections of functional units <br \/> 3.101.1 <br \/> 3.101.2 <br \/> assemblies 3.102.1 <br \/> 3.102.2 <br \/> 3.103 Location <br \/> 3.103.1 <br \/> 3.103.2 <br \/> 4 Symbols and abbreviations <br \/> 5 Interface characteristics <br \/> 5.1 General  <\/td>\n<\/tr>\n<tr>\n<td><b>21<b><\/td>\n<td>5.3.3 Group rated current of a main circuit (Ing) <br \/> 5.4 Rated diversity factor (RDF) <br \/> 5.6 Other characteristics  <\/td>\n<\/tr>\n<tr>\n<td><b>22<b><\/td>\n<td>6 Information <br \/> 6.1 assemblyAssembly designation marking <br \/> 6.1 PSC-assemblyassembly designation marking <br \/> 6.2.2 Instructions for handling, installation, operation and maintenance <br \/> 7 Service conditions <br \/> 8 Constructional requirements <br \/> 8.1.1 General <br \/> 8.2 Degree of protection provided by an assemblyassembly enclosure <br \/> 8.2 Degree of protection provided by a PSC-assemblyassembly enclosure  <\/td>\n<\/tr>\n<tr>\n<td><b>23<b><\/td>\n<td>8.2.101 PSC-assemblyassembly with withdrawable parts <br \/> 8.3.2 Clearances <br \/> 8.4.3.2.2 Requirements for earth continuity providing protection against the consequences of faults within the assemblyclass I assembly <br \/> 8.4.3.2.2 Requirements for earth continuity providing protection against the consequences of faults within the class I PSC-assemblyassembly <br \/> 8.4.6.1 Devices to be operated or components to be replaced by ordinary persons <br \/> 8.4.6.2 Requirements related to accessibility in service by authorized persons  <\/td>\n<\/tr>\n<tr>\n<td><b>24<b><\/td>\n<td>8.4.6.2.101 Operating and maintenance gangways within a PSC-assemblyassembly <br \/> 8.5.2 Removable parts <br \/> 8.5.2 Removable and withdrawable parts <br \/> 8.5.2.101 Withdrawable parts <br \/> 8.5.2.102 Interlocking and padlocking of removable and withdrawable parts  <\/td>\n<\/tr>\n<tr>\n<td><b>25<b><\/td>\n<td>8.5.3 Selection of switching devices and components <br \/> 8.5.101 Description of the types of electrical connections of functional units <br \/> 8.101 Internal separation of PSC-assembliesassemblies  <\/td>\n<\/tr>\n<tr>\n<td><b>26<b><\/td>\n<td>9 Performance requirements <br \/> 9.3.1 General <br \/> 10 Design verification <br \/> 10.2.6 Mechanical impact <br \/> 10.9.3.2 Impulse withstand voltage test  <\/td>\n<\/tr>\n<tr>\n<td><b>27<b><\/td>\n<td>10.13 Mechanical operation <br \/> 10 Design verification <br \/> 10.2.6 Verification of protection against mechanical impact (IK code) <br \/> 10.2.8 Mechanical operation <br \/> 10.3 Degree of protection of assemblies (IP Code)  <\/td>\n<\/tr>\n<tr>\n<td><b>28<b><\/td>\n<td>10.3 Degree of protection of PSC-assemblies (IP Code) <br \/> 10.9.3.2 Impulse withstand voltage test <br \/> 10.10 Temperature-rise <br \/> 10.10.4.1 General <br \/> 10.10.4.101 Assembly with natural cooling and rated current exceeding 1 600 A <br \/> 10.10.4.101.1 Verification method  <\/td>\n<\/tr>\n<tr>\n<td><b>29<b><\/td>\n<td>10.10.4.101.2 Results to be obtained <br \/> 10.10.4.102 Assembly with active cooling and a rated current not exceeding 1\u200a600 A <br \/> 10.10.4.102.1 Verification method <br \/> 10.10.4.102.3 Results to be obtained <br \/> 10.11.5.3.1 General  <\/td>\n<\/tr>\n<tr>\n<td><b>30<b><\/td>\n<td>10.11.5.5 Results to be obtained <br \/> 11 Routine verification <br \/> 11.8 Mechanical operation <br \/> Table 101 \u2013 Values of assumed loading  <\/td>\n<\/tr>\n<tr>\n<td><b>33<b><\/td>\n<td>Table 104 \u2013 Forms of internal separation <br \/> Table 104 \u2013 Forms of internal separation  <\/td>\n<\/tr>\n<tr>\n<td><b>34<b><\/td>\n<td>Annexes  <\/td>\n<\/tr>\n<tr>\n<td><b>35<b><\/td>\n<td>Annex AA <br \/> (informative) <br \/> Figure AA.1 \u2013 Symbols used in Figures AA.2 and AA.3  <\/td>\n<\/tr>\n<tr>\n<td><b>36<b><\/td>\n<td>Figure AA.2 \u2013 Forms 1 and 2  <\/td>\n<\/tr>\n<tr>\n<td><b>37<b><\/td>\n<td>Form 3 <br \/> Separation of busbars from all functional units <br \/> Form 4 <br \/> Separation of busbars from all functional units <br \/> Figure AA.3 \u2013 Forms 3 and 4  <\/td>\n<\/tr>\n<tr>\n<td><b>38<b><\/td>\n<td>Annex BBAnnex AA <br \/> (informative) <br \/> Table BB.1 \u2013 Items subject to agreement between the assembly manufacturer and the user  <\/td>\n<\/tr>\n<tr>\n<td><b>46<b><\/td>\n<td>Annex BB <br \/> (informative)  <\/td>\n<\/tr>\n<tr>\n<td><b>47<b><\/td>\n<td>Form 1 <br \/> No internal separation  <\/td>\n<\/tr>\n<tr>\n<td><b>48<b><\/td>\n<td>Form 2 <br \/> Separation of busbars from all functional units <br \/> Figure BB.2 \u2013 Forms 1 and 2  <\/td>\n<\/tr>\n<tr>\n<td><b>49<b><\/td>\n<td>Form 3 <br \/> Separation of busbars from all functional units <br \/> Figure BB.3 \u2013 Form 3  <\/td>\n<\/tr>\n<tr>\n<td><b>50<b><\/td>\n<td>Form 4 <br \/> Separation of busbars from all functional units <br \/> Figure BB.4 \u2013 Form 4  <\/td>\n<\/tr>\n<tr>\n<td><b>51<b><\/td>\n<td>Annex CC <br \/> (informative) <br \/> CC.1 General <br \/> CC.2 Method of measurement.  <\/td>\n<\/tr>\n<tr>\n<td><b>52<b><\/td>\n<td>Figure CC.1 \u2013 Power loss measurement  <\/td>\n<\/tr>\n<tr>\n<td><b>53<b><\/td>\n<td>Annex DD <br \/> (informative) <br \/> DD.0 General <br \/> DD.1 Overview  <\/td>\n<\/tr>\n<tr>\n<td><b>54<b><\/td>\n<td>DD.3 Terms and definitions <br \/> DD.3.1 General terms <br \/> DD.3.1.101 <br \/> DD.3.1.102 <br \/> DD.4 Symbols and abbreviations <br \/> DD.5 Interface characteristics  <\/td>\n<\/tr>\n<tr>\n<td><b>55<b><\/td>\n<td>DD.5.1 General <br \/> DD.5.2.2 Rated operational voltage (Ue) (of a circuit of an assembly) <br \/> DD.5.3.1 Rated current of the assembly (InA) <br \/> DD.5.3.2 Rated current of a circuit (Inc) <br \/> DD.5.4 Rated diversity factor (RDF) <br \/> DD.6 Information <br \/> DD.6.1 PSC-assembly designation marking <br \/> DD.6.1 PVA designation marking <br \/> DD.6.2.2 Instructions for handling, installation, operation and maintenance  <\/td>\n<\/tr>\n<tr>\n<td><b>56<b><\/td>\n<td>DD.6.101 Warning labels <br \/> DD.7 Service conditions <br \/> DD.7.1.2 Pollution degree <br \/> DD.7.101 PVA under solar radiation conditions <br \/> Table DD.101 \u2013 Solar radiation conditions  <\/td>\n<\/tr>\n<tr>\n<td><b>57<b><\/td>\n<td>DD.8.2.1 Protection against mechanical impact (IK code) <br \/> DD.8.2.2 Protection against contact with live parts, ingress of solid foreign bodies and water (IP code) <br \/> DD.8.4.1 General <br \/> DD.8.4.5 Limitation of steady-state touch currents and charge <br \/> DD.8.5.3 Selection of switching devices and components <br \/> DD.8.101 Thermal cycling durability <br \/> DD.8.102 Climatic durability  <\/td>\n<\/tr>\n<tr>\n<td><b>58<b><\/td>\n<td>DD.9 Performance requirements <br \/> DD.9.1.3.1 Impulse withstand voltages of main circuits <br \/> DD.10 Design verification <br \/> DD.10.1 General <br \/> DD.10.10 Temperature-rise <br \/> DD.10.10.1 General <br \/> DD.10.10.2.3 Methods of test <br \/> DD.10.10.2.3.1 General <br \/> DD.10.10.2.3.101 Test for solar radiation effects  <\/td>\n<\/tr>\n<tr>\n<td><b>59<b><\/td>\n<td>Figure DD.101 \u2013 Indicative arrangement of radiant heat lamps for temperature-rise test with  simulated solar radiation  <\/td>\n<\/tr>\n<tr>\n<td><b>60<b><\/td>\n<td>DD.10.101 Thermal cycling test <br \/> DD.10.102 Climatic test <br \/> DD.11 Routine verification  <\/td>\n<\/tr>\n<tr>\n<td><b>61<b><\/td>\n<td>Annex EE <br \/> (informative) <br \/> Table EE.1 \u2013 Items subject to agreement between the PVA manufacturer and the user  <\/td>\n<\/tr>\n<tr>\n<td><b>65<b><\/td>\n<td>Annex FF <br \/> (informative) <br \/> Table FF.1 \u2013 List of design verifications to be performed on PVA  <\/td>\n<\/tr>\n<tr>\n<td><b>67<b><\/td>\n<td>Annex GG <br \/> (informative)  <\/td>\n<\/tr>\n<tr>\n<td><b>68<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<tr>\n<td><b>72<b><\/td>\n<td>undefined  <\/td>\n<\/tr>\n<tr>\n<td><b>78<b><\/td>\n<td>Annex ZA(normative)Normative references to international publicationswith their corresponding European publications  <\/td>\n<\/tr>\n<tr>\n<td><b>79<b><\/td>\n<td>Annex ZZ (informative)Relationship between this European standard and the safety objectives of Directive 2014\/35\/EU [2014 OJ L96] aimed to be covered  <\/td>\n<\/tr>\n<tr>\n<td><b>81<b><\/td>\n<td>English <br \/> CONTENTS  <\/td>\n<\/tr>\n<tr>\n<td><b>82<b><\/td>\n<td>FOREWORD  <\/td>\n<\/tr>\n<tr>\n<td><b>84<b><\/td>\n<td>1 Scope   <\/td>\n<\/tr>\n<tr>\n<td><b>85<b><\/td>\n<td>2 Normative references <br \/> 3 Terms and definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>88<b><\/td>\n<td>4 Symbols and abbreviations <br \/> 5 Interface characteristics  <\/td>\n<\/tr>\n<tr>\n<td><b>89<b><\/td>\n<td>6 Information  <\/td>\n<\/tr>\n<tr>\n<td><b>90<b><\/td>\n<td>7 Service conditions <br \/> 8 Constructional requirements  <\/td>\n<\/tr>\n<tr>\n<td><b>93<b><\/td>\n<td>9 Performance requirements   <\/td>\n<\/tr>\n<tr>\n<td><b>94<b><\/td>\n<td>10 Design verification   <\/td>\n<\/tr>\n<tr>\n<td><b>98<b><\/td>\n<td>11 Routine verification <br \/> Tables <br \/> Table 101 \u2013 Values of assumed loading <br \/> Table 102 \u2013 Test voltages across the open contacts of equipment suitable for isolation  <\/td>\n<\/tr>\n<tr>\n<td><b>99<b><\/td>\n<td>Table 103 \u2013 Electrical conditions for the different positions of withdrawable parts  <\/td>\n<\/tr>\n<tr>\n<td><b>100<b><\/td>\n<td>Table 104 \u2013 Forms of internal separation  <\/td>\n<\/tr>\n<tr>\n<td><b>101<b><\/td>\n<td>Annexes  <\/td>\n<\/tr>\n<tr>\n<td><b>102<b><\/td>\n<td>Annex AA(informative)Items subject to agreement betweenthe PSC-assembly manufacturer and the user <br \/> Table AA.1 \u2013 Items subject to agreement betweenthe PSC-assembly manufacturer and the user  <\/td>\n<\/tr>\n<tr>\n<td><b>106<b><\/td>\n<td>Annex BB(informative)Forms of internal separation (see 8.101) <br \/> Figures <br \/> Figure BB.1 \u2013 Symbols used in Figures BB.2, BB.3 and BB.4  <\/td>\n<\/tr>\n<tr>\n<td><b>108<b><\/td>\n<td>Figure BB.2 \u2013 Forms 1 and 2  <\/td>\n<\/tr>\n<tr>\n<td><b>109<b><\/td>\n<td>Figure BB.3 \u2013 Form 3  <\/td>\n<\/tr>\n<tr>\n<td><b>110<b><\/td>\n<td>Figure BB.4 \u2013 Form 4  <\/td>\n<\/tr>\n<tr>\n<td><b>111<b><\/td>\n<td>Annex CC(informative)Determining power loss by measurement for circuits exceeding 1600 A in a reference design  <\/td>\n<\/tr>\n<tr>\n<td><b>112<b><\/td>\n<td>Figure CC.1 \u2013 Power loss measurement  <\/td>\n<\/tr>\n<tr>\n<td><b>113<b><\/td>\n<td>Annex DD(informative)Assemblies for use in photovoltaic installations  <\/td>\n<\/tr>\n<tr>\n<td><b>117<b><\/td>\n<td>Table DD.101 \u2013 Solar radiation conditions   <\/td>\n<\/tr>\n<tr>\n<td><b>120<b><\/td>\n<td>Figure DD.101 \u2013 Indicative arrangement of radiant heat lamps fortemperature-rise test with simulated solar radiation  <\/td>\n<\/tr>\n<tr>\n<td><b>122<b><\/td>\n<td>Annex EE(informative)Items subject to agreement betweenthe photovoltaic assembly (PVA) manufacturer and the user <br \/> Table EE.1 \u2013 Items subject to agreement between the PVA manufacturer and the user  <\/td>\n<\/tr>\n<tr>\n<td><b>126<b><\/td>\n<td>Annex FF(informative)Design verification (PVA only) <br \/> Table FF.1 \u2013 List of design verifications to be performed on PVA  <\/td>\n<\/tr>\n<tr>\n<td><b>128<b><\/td>\n<td>Annex GG(informative)List of notes concerning certain countries  <\/td>\n<\/tr>\n<tr>\n<td><b>129<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Tracked Changes. Low-voltage switchgear and controlgear assemblies &#8211; Power switchgear and controlgear assemblies<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2021<\/td>\n<td>132<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":376499,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[517,2641],"product_tag":[],"class_list":{"0":"post-376492","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-130-20","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/376492","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/376499"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=376492"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=376492"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=376492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}