{"id":249783,"date":"2024-10-19T16:28:10","date_gmt":"2024-10-19T16:28:10","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-clc-tr-504802011\/"},"modified":"2024-10-25T11:40:36","modified_gmt":"2024-10-25T11:40:36","slug":"bsi-pd-clc-tr-504802011","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-clc-tr-504802011\/","title":{"rendered":"BSI PD CLC\/TR 50480:2011"},"content":{"rendered":"<p>This Technical Report applies to low-voltage installations with a nominal system frequency of 50 Hz in which the circuits consist of insulated conductors, cables or busbar trunking systems.<\/p>\n<p>It defines the different parameters used for the calculation of the characteristics of electrical wiring systems in order to comply with rules of HD 384\/HD 60364.<\/p>\n<p>These rules are mainly the following:<\/p>\n<ul>\n<li>\n<p>current-carrying capacities of the conductors;<\/p>\n<\/li>\n<li>\n<p>characteristics of protective devices in regard to protection against overcurrent;<\/p>\n<\/li>\n<li>\n<p>verification of thermal stress in conductors due to short-circuit current or earth fault current;<\/p>\n<\/li>\n<li>\n<p>fault protection (protection against indirect contact) in TN systems and IT systems;<\/p>\n<\/li>\n<li>\n<p>limitation of voltage drop;<\/p>\n<\/li>\n<li>\n<p>verification of mechanical stresses during short-circuit in busbar trunking systems (BTS) according to EN 60439-2 or powertrack systems according to EN 61534 series.<\/p>\n<\/li>\n<\/ul>\n<p>The calculations provided in this Technical Report are only applicable where the characteristics of the circuits are known.<\/p>\n<p>For the purpose of this document, when referring to Busbar Trunking Systems, Powertrack Systems are also considered.<\/p>\n<blockquote>\n<p>NOTE 1 Mechanical stress during short-circuit is covered by IEC 60865.<\/p>\n<\/blockquote>\n<blockquote>\n<p>NOTE 2 In general these calculations concern supply by HV\/LV transformer, but they are also applicable to supply by LV\/LV transformer and LV back-up generators.<\/p>\n<\/blockquote>\n<blockquote>\n<p>NOTE 3 Effects of harmonics currents are not covered by this document.<\/p>\n<\/blockquote>\n<p>This Technical Report is also applicable for checking the compliance of the results of calculations performed by software programs for calculation of cross-sectional area of insulated conductors, crosssectional area of cables and characteristics for selection of busbar trunking systems with HD 384\/HD 60364.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Determination of cross-sectional area of conductors and selection of protective devices<\/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>2012<\/td>\n<td>48<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":249788,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-249783","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/249783","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\/249788"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=249783"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=249783"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=249783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}