{"id":563272,"date":"2024-11-05T18:41:09","date_gmt":"2024-11-05T18:41:09","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iec-601522021\/"},"modified":"2024-11-05T18:41:09","modified_gmt":"2024-11-05T18:41:09","slug":"iec-601522021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iec\/iec-601522021\/","title":{"rendered":"IEC 60152:2021"},"content":{"rendered":"<p>IEC 60152:2021 specifies methods and rules for the designation of phase difference between two items in a three-phase AC system. The designations are intended to be applied in the technical documentation of industrial installations, equipment, and products, and also on markings of equipment and products.<br \/>\nIEC 60152:2021 cancels and replaces the first edition published in 1963. This edition constitutes a technical revision.<br \/>\nThis edition includes the following significant technical changes with respect to the previous edition:<br \/>\na) the title has been updated to reflect the content of the document;<br \/>\nb) the concept of identifying conductors with hour number has been removed as the concept is considered out of date and other means for identifying conductors exists;<br \/>\nc) definition of hour number (clock number) and phase difference introduced.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Designation of phase differences by hour numbers in three-phase AC systems<\/b><\/p>\n<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\/iec\/\"><b>IEC<\/b><\/a><\/td>\n<td>2021-07-09<\/td>\n<td>18<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":563285,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[473,2636],"product_tag":[],"class_list":{"0":"post-563272","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-020","7":"product_cat-iec","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\/563272","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\/563285"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=563272"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=563272"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=563272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}