{"product_id":"siemens-3rt20281bb40-iec-magnetic-contactor-1-nc-1-no-24-v-dc-3-p-non-reversing-screw","title":"Siemens 3RT20281BB40 - IEC Magnetic Contactor, 1 NC\/1 NO, 24 V DC, 3 P, Non-Reversing, Screw","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThe Siemens IEC Magnetic Contactor is a 3-pole, non-reversing, electrically operated switch rated for operation within IEC-standard system parameters. It operates with a 24 V DC coil as specified and is equipped with auxiliary contacts of the specified configuration. The device uses screw terminals for connections and is part of the SIRIUS 3RT20 family, with a compact, modular IEC design compatible with standard control panel configurations based on specifications.\u003c\/p\u003e  \u003cp\u003e- Coil Voltage: 24 V DC \u003c\/p\u003e\u003cli\u003e- Action \/ Reversing: Non-Reversing (Reversing: No)\u003c\/li\u003e \u003cli\u003e- Poles \/ Main Contacts: 3 poles; 3 normally open main contacts\u003c\/li\u003e \u003cli\u003e- Auxiliary Contacts: Yes; 2 auxiliary contacts total (1NO\/1NC)\u003c\/li\u003e \u003cli\u003e- Auxiliary Contact Form \/ Configuration: 1NC\/1NO (1NO\/1NC)\u003c\/li\u003e \u003cli\u003e- Frame Size \/ Series: S0; SIRIUS 3RT20\u003c\/li\u003e \u003cli\u003e- Contactor Style: IEC\u003c\/li\u003e \u003cli\u003e- Electrical Connection: Screws\u003c\/li\u003e \u003cli\u003e- Embedded Surge Suppressor: No\u003c\/li\u003e \u003cli\u003e- Enclosure \/ IP Rating: No Enclosure; IP20\u003c\/li\u003e \u003cli\u003e- Dimensions: Depth 4.21 in; Height 3.6 in; Width 1.77 in\u003c\/li\u003e \u003cli\u003e- Voltage \/ Phase: 690V AC; Three-phase\u003c\/li\u003e \u003cli\u003e- Max Operating Watts: 19 kW (at 400V, AC-3); 28 kW (at 400V, AC-1)\u003c\/li\u003e \u003cli\u003e- Mechanical Durability: 10,000,000 cycles\u003c\/li\u003e \u003cli\u003e- Operating Temperature: -13 °F to 140 °F\u003c\/li\u003e \u003cli\u003e- Mounting: DIN Rail, Surface; Mounting Hole Diameter 0.19 in; Hole Distance (Height) 2.36 in; Hole Distance (Width) 1.38 in; Mounting Position: Vertical\u003c\/li\u003e \u003cli\u003e- Standards: REACH Art 33, WEEE (2012\/19\/EU)\u003c\/li\u003e \u003cli\u003e- Item: IEC Magnetic Contactor\u003c\/li\u003e \u003cli\u003e- Includes Auxiliary Contacts: Yes\u003c\/li\u003e \u003cli\u003e- Response Time: Various ranges; AC\/DC operation with opening\/closing delays; approximately 4 to 170 ms depending on mode\u003c\/li\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67611308359774,"sku":"3RT20281BB40","price":367.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z_rNt_icpIx_02485dc1-6a9d-42ac-b0e3-02adabe496c8.jpg?v=1791014744","url":"https:\/\/nationalboilersupply.com\/products\/siemens-3rt20281bb40-iec-magnetic-contactor-1-nc-1-no-24-v-dc-3-p-non-reversing-screw","provider":"National Boiler Supply","version":"1.0","type":"link"}