{"product_id":"017-520366-danfoss-rt-110-pressure-switch-1-to-10-bar","title":"Interrupteur de pression RT 110 (1 à 10 bar) Danfoss 017-520366","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e017-520366 (017-520366)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a heavy-duty industrial pressure switch from the renowned Danfoss RT series, specifically engineered for general-purpose pressure control and safety monitoring. Rated for a regulating range of 1 to 10 bar, this switch provides reliable mechanical logic for starting and stopping pumps, compressors, or triggering alarms in industrial heating, ventilation, and steam plant systems. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e017-520366\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeatures a robust SPDT (Single Pole Double Throw) contact system with automatic reset, housed in a high-durability enclosure. Its 22 bar maximum working pressure rating ensures high operational safety margins, making it a staple component in demanding boiler room and marine mechanical environments where long-term repeatability is critical.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e017-520366\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutilizes a balanced mechanical design for industrial reliability:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRT Series Engineering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRecognized for its high degree of enclosure protection and vibration resistance, the RT series is the industrial standard for critical regulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Differential:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures a differential range of 0.33 to 1.3 bar, allowing engineers to fine-tune the \"deadband\" between the cut-in and cut-out points to prevent equipment short-cycling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSPDT Contact System:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe Single Pole Double Throw (SPDT) configuration allows the switch to be used for both \"high-limit\" (opening the circuit on rising pressure) and \"low-limit\" (opening on falling pressure) functions simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Reset:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit automatically returns to its operating state once the pressure moves back across the differential threshold, ensuring continuous process operation without manual intervention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e017-520366 (RT 110)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDanfoss\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRegulating Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 to 10.0 bar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDifferential Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.33 to 1.3 bar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax Working Pressure (Pe)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e22 bar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConnection Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/8 BSP (G 3\/8)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eContact Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSPDT\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eReset Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomatic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 017-520366 be used for steam applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The RT series pressure switches are frequently used in steam boiler systems. However, to protect the internal bellows from high-temperature steam, it is mandatory to use a water-filled pigtail syphon between the steam line and the 3\/8 BSP connection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I adjust the pressure setpoint and differential?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe main range is set using the range spindle on top of the switch (visible through the window). The differential is adjusted using the internal differential setting nut. Turning the spindle clockwise increases the setpoint pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the electrical rating of the SPDT contacts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRT series switches typically feature heavy-duty contacts capable of handling inductive loads. While generally rated for up to 10A at 400V AC, always verify the specific AC-1 (resistive) and AC-15 (inductive) ratings on the product nameplate before wiring directly to a motor.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting for Vibration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile the RT series is highly resistant to vibration, mounting the switch on a wall or a vibration-damped bracket is recommended if the primary piping is subject to heavy mechanical stress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSealing the Enclosure:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo maintain the high IP rating (typically IP66 for RT series), ensure the cable entry is sealed with a properly sized cable gland and that the front cover screws are tightened. Moisture ingress is the leading cause of electrical contact pitting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Optimization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFor pump control, a narrow differential (0.33 bar) provides precise pressure maintenance but increases the frequency of motor starts. A wider differential (1.3 bar) reduces wear on the motor starter but results in larger pressure fluctuations in the system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Danfoss","offers":[{"title":"Default Title","offer_id":53102415839595,"sku":"017-520366","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/017-520366-4iojtxgq3lm.png?v=1776136873","url":"https:\/\/www.plcprotech.com\/fr\/products\/017-520366-danfoss-rt-110-pressure-switch-1-to-10-bar","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}