{"product_id":"siemens-power-contactor-s3-3-pole-spring-loaded-230vac-37kw","title":"Siemens Power contactor, S3, 3-pole, spring-loaded, 230VAC, 37kW","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RT2045-3AL20 is a size S3 SIRIUS power contactor, designed for three-phase motor switching in AC-3\/AC-3e applications. It is rated at 80 A in AC-3 at 400 V and supports motor loads up to approx. 37 kW at 400 V. It features a 230 V AC control coil, three main poles, screw-type main terminals and spring-type auxiliary terminals including one NO + one NC auxiliary contact.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3-pole power contactor in the SIRIUS 3RT2 series, size S3\u003c\/li\u003e\n\u003cli\u003eRated current: 80 A at AC-3, 400 V\u003c\/li\u003e\n\u003cli\u003eMotor load capability: up to approx. 37 kW at 400 V\u003c\/li\u003e\n\u003cli\u003eControl coil voltage: 230 V AC (50\/60 Hz)\u003c\/li\u003e\n\u003cli\u003eAuxiliary contacts: 1 NO + 1 NC for signaling or interlocking\u003c\/li\u003e\n\u003cli\u003eMain circuit screw terminals; control \u0026amp; auxiliary circuits spring-type terminals\u003c\/li\u003e\n\u003cli\u003eHigh switching capacity and robust design suitable for heavy-duty industrial applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 3RT2045-3AL20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SIRIUS 3RT2 Size S3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (three-phase)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Current (AC-3) at 400 V:\u003c\/strong\u003e 80 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Motor Power at 400 V:\u003c\/strong\u003e approx. 37 kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Coil Voltage:\u003c\/strong\u003e 230 V AC (50\/60 Hz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Contact Configuration:\u003c\/strong\u003e 1 NO + 1 NC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw terminals for main circuit; spring-type terminals for control\/auxiliaries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Class:\u003c\/strong\u003e S3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured to Siemens SIRIUS industrial control-gear quality standards\u003c\/li\u003e\n\u003cli\u003eDesigned in compliance with IEC\/EN standards for low-voltage power contactors in motor circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIdeal for motor switching and control in industrial plants, including conveyors, pumps, compressor drives and machinery where high switching loads and robust motor protection are required. Suitable for applications with three-phase systems and motor loads up to approximately 37 kW at 400 V.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775079428160,"sku":"3RT2045-3AL20","price":4386.29,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3RT2045-3AL20.jpg?v=1763460845","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-power-contactor-s3-3-pole-spring-loaded-230vac-37kw","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}