{"product_id":"allen-bradley-817s-ptc-48","title":"817S-PTC-48","description":"\u003ch2\u003eOverview of Allen-Bradley 817S-PTC-48\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 817S-PTC-48 is a thermistor monitoring relay designed to protect equipment from over-temperature conditions. It is part of the Bulletin 817S series and provides supplementary motor protection functions that can be easily integrated into motor control circuits. The relay operates at 24 to 48 V AC\/DC supply voltage and is used for monitoring PTC thermistor inputs.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features of Allen-Bradley 817S-PTC-48\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 24-48 V AC\/DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermistor monitoring relay\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Over-temperature detection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Contacts:\u003c\/strong\u003e One Form C (SPDT) contact\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic Reset:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStatus Indicator:\u003c\/strong\u003e LED for operational status\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDelay Settings:\u003c\/strong\u003e Power ON delay options of 1 or 6 seconds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e IP20, suitable for panel mounting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 22.5 x 80 x 99.5 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e cULus Listed, conforms to safety standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications of 817S-PTC-48\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24-48 V AC\/DC ±15%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOutput Contact\u003c\/td\u003e\n\u003ctd\u003e(1) Form C (SPDT)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eRated Insulation Voltage\u003c\/td\u003e\n\u003ctd\u003e250 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePower ON Delay\u003c\/td\u003e\n\u003ctd\u003e1s ±0.5s or 6s ±0.5s\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003eStandard industrial\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eEnvironmental Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd\u003e22.5 x 80 x 99.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThe 817S-PTC-48 relay is widely used in motor control circuits to monitor temperature via PTC thermistors and protect motors from overheating. Typical applications include blowers, compressors, conveyors, fans, mixers, pumps, and VFD-controlled motors. The relay offers reliable protection by triggering alarms or equipment shutdown under over-temperature conditions.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":47814635290923,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_96907e5a-4679-424c-82ca-475f05e3fa55.png?v=1723541435","url":"https:\/\/leadtime.ca\/products\/allen-bradley-817s-ptc-48","provider":"LEADTIME","version":"1.0","type":"link"}