{"id":568559,"date":"2024-11-05T19:10:56","date_gmt":"2024-11-05T19:10:56","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iec-60974-72019\/"},"modified":"2024-11-05T19:10:56","modified_gmt":"2024-11-05T19:10:56","slug":"iec-60974-72019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iec\/iec-60974-72019\/","title":{"rendered":"IEC 60974-7:2019"},"content":{"rendered":"<p>IEC 60974-7:2019 specifies safety and construction requirements for torches used for arc welding and allied processes. This document is applicable to manual, mechanically guided, air-cooled, liquid-cooled, motorized, spool-on and fume extraction torches.<br \/>\nThis fourth edition cancels and replaces the third edition published in 2013 and constitutes a technical revision.<br \/>\nThis edition includes the following significant technical changes with respect to the previous edition:<br \/>\na) definitions 3.11 and 3.20 were revised;<br \/>\nb) requirements for arc striking and stabilizing voltage rating have been added to the sequence of type tests (see 6.2);<br \/>\nc) the AC test voltage requirement for torches that utilize arc striking and stabilizing voltageshas been revised (see 7.5.2);<br \/>\nd) the test configuration of isolated circuits for torches that utilize arc striking and stabilizing voltages has been revised (see 7.5.2);<br \/>\ne) the metal tube used for the heating tests has additional allowable means of cooling methods (see 8.3.2 and 8.3.5);<br \/>\nf) for fume extraction torches, the instructions for use include additional information (see Clause 13, item i)).<br \/>\nThis document is to be used in conjunction with IEC 60974-1:2017.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Arc welding equipment &#8211; Part 7: Torches<\/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>2019-01-30<\/td>\n<td>66<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":568573,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[430,2636],"product_tag":[],"class_list":{"0":"post-568559","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-25-160-30","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\/568559","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\/568573"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=568559"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=568559"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=568559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}