{"product_id":"siemens-sirius-time-delay-auxiliary-switches","title":"Siemens SIRIUS Time-Delay Auxiliary Switches 3RT2927 \/ 3RA281","description":"\u003cp class=\"ps-intro\"\u003ePneumatic and solid-state time-delay auxiliary switches for mounting on SIRIUS 3RT2 contactors and 3RH2 contactor relays.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003e3RT2927-2P pneumatic ON-\/OFF-delay blocks for size S0, 1 NO + 1 NC\u003c\/li\u003e\n\u003cli\u003e3RA2813\/3RA2814\/3RA2815 solid-state ON-delay and OFF-delay (with\/without control signal)\u003c\/li\u003e\n\u003cli\u003eWide voltage range 24 to 240 V AC\/DC, time 0.05 to 100 s selectable, varistor integrated\u003c\/li\u003e\n\u003cli\u003eElectrical connection to the contactor coil established automatically on snapping on\u003c\/li\u003e\n\u003cli\u003eScrew terminals or spring-loaded terminals\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 line\u003c\/th\u003e\n\u003ctd\u003eSIRIUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccessory for\u003c\/th\u003e\n\u003ctd\u003eSIRIUS 3RT contactors \/ 3RH2 relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct category\u003c\/th\u003e\n\u003ctd\u003eAccessories\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalog chapter\u003c\/th\u003e\n\u003ctd\u003eContactors for switching motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalog section\u003c\/th\u003e\n\u003ctd\u003e3RT\/3RH2 accessories: Auxiliary switches, delayed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSiemens Catalog IC 10 · 2026, p. 222\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\u003e3RT2927-2PA01\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Pneumatic time-delay aux. switch | Function: ON-delay | Time range: 1-30 s | Contacts: 1 NO + 1 NC | Supply: Pneumatic (no supply) | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RT2927-2PA11\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Pneumatic time-delay aux. switch | Function: ON-delay | Time range: 10-180 s | Contacts: 1 NO + 1 NC | Supply: Pneumatic (no supply) | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RT2927-2PR01\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Pneumatic time-delay aux. switch | Function: OFF-delay | Time range: 1-30 s | Contacts: 1 NO + 1 NC | Supply: Pneumatic (no supply) | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RT2927-2PR11\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Pneumatic time-delay aux. switch | Function: OFF-delay | Time range: 10-180 s | Contacts: 1 NO + 1 NC | Supply: Pneumatic (no supply) | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2813-1AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: ON-delay | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2813-2AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: ON-delay | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2813-1FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: ON-delay | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2813-2FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: ON-delay | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2814-1AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay with control signal | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2814-2AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay with control signal | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2814-1FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay with control signal | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2814-2FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay with control signal | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2815-1AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay w\/o control signal | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2815-2AW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay w\/o control signal | Time range: 0.05-100 s | Contacts: 1 CO | Supply: 24-240 V AC\/DC | Connection: Spring-loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2815-1FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay w\/o control signal | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | Connection: Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3RA2815-2FW10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Solid-state time-delay aux. switch | Function: OFF-delay w\/o control signal | Time range: 0.05-100 s | Contacts: 1 NO + 1 NC | Supply: 24-240 V AC\/DC | 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":67534390001954,"sku":"3RT2927-2PA01","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/siemens-sirius-time-delay-auxiliary-switches.jpg?v=1792131834","url":"https:\/\/prosourcemro.com\/products\/siemens-sirius-time-delay-auxiliary-switches","provider":"ProSource MRO","version":"1.0","type":"link"}