{"id":38470,"date":"2026-03-31T00:17:41","date_gmt":"2026-03-30T22:17:41","guid":{"rendered":"https:\/\/myindustry.shop\/product\/3sk1211-1bb40\/"},"modified":"2026-03-31T00:17:46","modified_gmt":"2026-03-30T22:17:46","slug":"3sk1211-1bb40","status":"publish","type":"product","link":"https:\/\/myindustry.shop\/et\/toode\/3sk1211-1bb40\/","title":{"rendered":"3SK1211-1BB40"},"content":{"rendered":"<ul>\n<h3>SIRIUS safety relay Output expansion 4RO<\/h3>\n<p>The SIRIUS safety relay Output expansion 4RO is designed to supplement basic units with additional safe outputs for enhanced safety and control in various applications.<\/p>\n<h4>Technical details:<\/h4>\n<ul>\n<li>4 NO contacts plus Relay signaling circuit 1 NC contact<\/li>\n<li>Us = 24 V DC<\/li>\n<li>Screw terminal Output expansion SIRIUS 3SK1 for safety relays<\/li>\n<li>Switching capacity of up to 10 A<\/li>\n<li>Connection to each 3SK basic unit by wiring<\/li>\n<li>Compatible with 24 V DC control supply voltage<\/li>\n<li>Connection with 3ZY12 device connectors for 3SK1 and 3SK2 Advanced basic units<\/li>\n<li>Four (AC-15 5 A) or three (AC-15 10 A) fail-safe outputs<\/li>\n<li>Control supply voltage options: 24 V or wide voltage range<\/li>\n<li>Available with screw or spring-type terminals (push-in)<\/li>\n<li>Replaces the proven 3TK28 series<\/li>\n<\/ul>\n<h4>Customer benefits:<\/h4>\n<ul>\n<li>Enhanced safety through additional safe outputs<\/li>\n<li>Flexible installation options with various terminal types<\/li>\n<li>Easy integration with existing 3SK safety relays<\/li>\n<li>Proven reliability by replacing the trusted 3TK28 series<\/li>\n<\/ul>\n<p><i>Disclaimer: Generated by AI.<\/i><\/p>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>SIRIUS safety relay output expansion 4RO with relay enabling circuits<\/p>","protected":false},"featured_media":38489,"template":"","meta":{"_acf_changed":false},"product_brand":[216],"product_cat":[258,264,272],"product_tag":[],"class_list":{"0":"post-38470","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-siemens","7":"product_cat-industrial-controls","8":"product_cat-safety-technology","9":"product_cat-saftey-relays","11":"first","12":"instock","13":"purchasable","14":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.3) - 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