{"product_id":"siemens-3rf2255-3ac45","title":"3RF2255-3AC45","description":"\u003ch2\u003eOverview of Siemens 3RF2255-3AC45\u003c\/h2\u003e\n\u003cp\u003eBuy genuine Siemens 3RF2255-3AC45 online for your automation system. This solid-state relay from Siemens' SIRIUS series is designed for robust industrial applications requiring reliable switching of three-phase loads. With a rated current of 55A and an operating voltage range of 48 to 600V AC, it supports a control voltage from 4 to 30 V DC. The device features zero-crossing switching technology, ensuring minimal electrical noise and enhanced longevity of connected equipment. Its sturdy construction allows for mounting on suitable cooling surfaces and operation in ambient temperatures from -25°C to +60°C, making it suitable across various demanding industrial environments.\u003c\/p\u003e\n\u003ch2\u003eKey Features of Siemens 3RF2255-3AC45\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eThree-phase, 3-pole solid-state relay optimized for high-current switching (up to 55A)\u003c\/li\u003e\n  \u003cli\u003eWide operating voltage range: 48 to 600 V AC at 50\/60 Hz frequency\u003c\/li\u003e\n  \u003cli\u003eControl voltage compatibility: 4 to 30 V DC for flexible integration\u003c\/li\u003e\n  \u003cli\u003eZero-crossing switching function to reduce electrical noise and stress on loads\u003c\/li\u003e\n  \u003cli\u003eBlocking voltage up to 1200 V and surge voltage resistance of 6 kV\u003c\/li\u003e\n  \u003cli\u003eCompact size: approximately 45 mm width, 95 mm height, and 47 mm depth\u003c\/li\u003e\n  \u003cli\u003eOperating ambient temperature: -25°C to +60°C, suitable for harsh industrial conditions\u003c\/li\u003e\n  \u003cli\u003eDesigned for mounting on available cooling surfaces with ring cable terminals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specs of Siemens 3RF2255-3AC45\u003c\/h2\u003e\n\u003cp\u003eExplore Siemens 3RF2255-3AC45 specifications for detailed parameters.\u003c\/p\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003cth\u003eValue\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eRated operating current\u003c\/td\u003e\n    \u003ctd\u003e55 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOperating voltage (AC)\u003c\/td\u003e\n    \u003ctd\u003e48–600 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eControl voltage\u003c\/td\u003e\n    \u003ctd\u003e4–30 V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eNumber of poles\u003c\/td\u003e\n    \u003ctd\u003e3\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eSwitching type\u003c\/td\u003e\n    \u003ctd\u003eZero-crossing\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eSurge voltage resistance\u003c\/td\u003e\n    \u003ctd\u003e6 kV\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eBlocking voltage (thyristor)\u003c\/td\u003e\n    \u003ctd\u003e1200 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eProtection class\u003c\/td\u003e\n    \u003ctd\u003eIP00\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eAmbient operating temperature\u003c\/td\u003e\n    \u003ctd\u003e-25°C to +60°C\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications \/ Use Case\u003c\/h2\u003e\n\u003cp\u003eThis Siemens 3RF2255-3AC45 is commonly used in industrial automation worldwide. It efficiently controls three-phase motors, heaters, and resistive loads in manufacturing plants, packaging systems, conveyor lines, and machine automation setups. Its rugged design and zero-cross switching are ideal for environments requiring high reliability and reduced electromagnetic interference, making it a preferred choice for factory control panels and process control systems needing precise power switching.\u003c\/p\u003e\n\u003ch2\u003ePrice \u0026amp; Availability\u003c\/h2\u003e\n\u003cp\u003eCheck Siemens 3RF2255-3AC45 price online through LeadTime.ca for fast worldwide dispatch.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from LeadTime.ca\u003c\/h2\u003e\n\u003cp\u003eEvery product on LeadTime.ca is authentic original OEM, supplied by trusted distributors, and ready for international delivery. Order now for worldwide delivery.\u003c\/p\u003e\n\u003ch2\u003eRelated Resources\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/\"\u003eLeadTime.ca – Industrial Automation Components \u0026amp; Repair Services\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/collections\/siemens\"\u003eBrowse Siemens PLCs, Drives \u0026amp; Automation Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-plc-programming-basics\"\u003eSiemens PLC Programming Basics Guide\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-tia-portal-io-errors\"\u003eTroubleshooting Siemens TIA Portal I\/O Errors\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/leadtime.ca\/blogs\/learning-center\/siemens-drive-parameter-setup\"\u003eSiemens Drive Parameter Setup Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":47796388036907,"sku":null,"price":185.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/4671\/7995\/files\/Leadtime_6647249c-8a11-4024-b075-2209583cf004.png?v=1723551214","url":"https:\/\/leadtime.ca\/products\/siemens-3rf2255-3ac45","provider":"LEADTIME","version":"1.0","type":"link"}