{"product_id":"siemens-sentron-5st3-auxiliary-switches","title":"Siemens SENTRON 5ST3 Auxiliary Switches (AS) for MCB\/RCCB\/RCBO","description":"\u003cp class=\"ps-intro\"\u003eSiemens 5ST3 auxiliary switches in 0.5 MW that signal the contact position of the mounted circuit protection device.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eSignals the contact position of the mounted device\u003c\/li\u003e\n\u003cli\u003eLow-power versions for switching small currents\/voltages per EN 61131-2 (PLC inputs)\u003c\/li\u003e\n\u003cli\u003eVersions with TEST button for testing control circuits without switching the device\u003c\/li\u003e\n\u003cli\u003eFor 5SL, 5SY, 5SP4, 5SP5 MCBs, 5SY17, 5SV RCCBs, 5SU1\/5SV1 RCBOs, 5SV6 AFDDs and 5TL1\/5TE8 switches\u003c\/li\u003e\n\u003cli\u003eContact load acc. to IEC\/EN 62019 and IEC\/EN 60947-5-1\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\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eSENTRON 5ST3 AS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting width\u003c\/th\u003e\n\u003ctd\u003e0.5 MW (9 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConductor cross-section\u003c\/th\u003e\n\u003ctd\u003e0.5 … 2.5 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandards\u003c\/th\u003e\n\u003ctd\u003eIEC\/EN 62019, IEC\/EN 60947-5-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmbient temperature\u003c\/th\u003e\n\u003ctd\u003e-40 … +70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTerminal torque\u003c\/th\u003e\n\u003ctd\u003e0.5 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSiemens Catalog LV 10 · 2026, p. 4\/64-4\/65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e5SW3330\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eContacts: 1 NO + 1 NC | For: 5SM3 (3P+N, 100\/125 A) | Version: Standard\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67535325495586,"sku":"5SW3330","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/siemens-sentron-5st3-auxiliary-switches.jpg?v=1792150078","url":"https:\/\/prosourcemro.com\/products\/siemens-sentron-5st3-auxiliary-switches","provider":"ProSource MRO","version":"1.0","type":"link"}