{"product_id":"siemens-sirius-3rr24-current-monitoring-relays-io-link","title":"Siemens SIRIUS 3RR24 Current Monitoring Relays for IO-Link","description":"\u003cp class=\"ps-intro\"\u003eSIRIUS 3RR24 current and active current monitoring relays with IO-Link for direct mounting on 3RT2 contactors sizes S00 to S2.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eIO-Link communication, 1 CO plus 1 semiconductor output in SIO mode\u003c\/li\u003e\n\u003cli\u003e3-phase active or apparent current and current asymmetry monitoring\u003c\/li\u003e\n\u003cli\u003ePhase sequence, residual current and blocking current monitoring\u003c\/li\u003e\n\u003cli\u003eOperating hours and operating cycles counters\u003c\/li\u003e\n\u003cli\u003eMeasuring ranges 1.6 ... 16 A, 4 ... 40 A and 8 ... 80 A\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct line\u003c\/th\u003e\n\u003ctd\u003eSIRIUS 3RR24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage\u003c\/th\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunication\u003c\/th\u003e\n\u003ctd\u003eIO-Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eOn 3RT2 contactors or stand-alone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003ctd\u003eMonitoring Relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSiemens Catalog IC 10 · 2026, p. 960\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2441-1AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S00 | Measuring range: 1.6 ... 16 A | Hysteresis: 0.1 ... 3 A | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2441-2AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S00 | Measuring range: 1.6 ... 16 A | Hysteresis: 0.1 ... 3 A | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2442-1AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S0 | Measuring range: 4 ... 40 A | Hysteresis: 0.1 ... 8 A | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2442-2AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S0 | Measuring range: 4 ... 40 A | Hysteresis: 0.1 ... 8 A | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2443-1AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S2 | Measuring range: 8 ... 80 A | Hysteresis: 0.2 ... 16 A | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RR2443-3AA40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: S2 | Measuring range: 8 ... 80 A | Hysteresis: 0.2 ... 16 A | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67535295447330,"sku":"3RR2441-1AA40","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/siemens-sirius-3rr24-current-monitoring-relays-io-link.jpg?v=1792150147","url":"https:\/\/prosourcemro.com\/products\/siemens-sirius-3rr24-current-monitoring-relays-io-link","provider":"ProSource MRO","version":"1.0","type":"link"}