{"product_id":"siemens-sentron-3va-auxiliary-alarm-switches","title":"Siemens SENTRON 3VA auxiliary\/alarm switches (AUX, LCS, TAS, SAS, EAS)","description":"\u003cp class=\"ps-intro\"\u003eInternally mountable auxiliary and alarm switches for SENTRON 3VA1 and 3VA2 molded case circuit breakers.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eAuxiliary switches AUX signal the position of the main contacts\u003c\/li\u003e\n\u003cli\u003eLeading changeover switches LCS open 20 ms before the main contacts, e.g. for load shedding\u003c\/li\u003e\n\u003cli\u003eTrip alarm switches TAS signal every tripping operation; SAS only short-circuit trips\u003c\/li\u003e\n\u003cli\u003eElectrical alarm switches EAS (3VA2) signal tripping by the ETU\u003c\/li\u003e\n\u003cli\u003eHQ (7 mm, 1 slot) and HP (14 mm, 2 slots) versions, standard or electronic-compatible\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 type\u003c\/th\u003e\n\u003ctd\u003eMolded case circuit breaker accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalogue chapter\u003c\/th\u003e\n\u003ctd\u003eLV 10 chapter 2, Molded Case Circuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplicable frames\u003c\/th\u003e\n\u003ctd\u003e3VA10-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrdering\u003c\/th\u003e\n\u003ctd\u003eArticle numbers as printed in LV 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct line\u003c\/th\u003e\n\u003ctd\u003eSENTRON 3VA molded case circuit breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eInternal accessory slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003ctd\u003eIEC 60947-5-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSiemens Catalog LV 10 · 2026, p. 208-208\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\u003e3VA9988-0AA12\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Auxiliary switches AUX | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA10-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AA13\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Auxiliary switches AUX | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA10-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AA11\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Auxiliary switches AUX | Type: HP, 14 mm (2 slots) | Ie max: 10 A | Ue AC\/DC: 600 V\/250 V | Version: Standard | Frame: 3VA11-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AA22\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Leading changeover switches LCS | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA11-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AA23\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Leading changeover switches LCS | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA11-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AA21\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Leading changeover switches LCS | Type: HP, 14 mm (2 slots) | Ie max: 10 A | Ue AC\/DC: 600 V\/250 V | Version: Standard | Frame: 3VA11-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB12\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Trip alarm switches TAS | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA10-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB13\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Trip alarm switches TAS | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA10-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB11\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Trip alarm switches TAS | Type: HP, 14 mm (2 slots) | Ie max: 10 A | Ue AC\/DC: 600 V\/250 V | Version: Standard | Frame: 3VA11-15, 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB32\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Short circuit alarm switches SAS | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB34\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Short circuit alarm switches SAS | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA12-14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB33\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Short circuit alarm switches SAS | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB35\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Short circuit alarm switches SAS | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA12-14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB22\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Electrical alarm switches EAS | Type: HQ, 7 mm (1 slot) | Ie max: 6 A | Ue AC\/DC: 240 V\/250 V | Version: Standard | Frame: 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3VA9988-0AB23\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eItem: Electrical alarm switches EAS | Type: HQ, 7 mm (1 slot) | Ie max: \u0026lt; 1 A | Ue AC\/DC: 24 V\/24 V | Version: Electronic-compatible | Frame: 3VA20-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67535318745378,"sku":"3VA9988-0AA12","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/siemens-sentron-3va-auxiliary-alarm-switches.jpg?v=1792150078","url":"https:\/\/prosourcemro.com\/products\/siemens-sentron-3va-auxiliary-alarm-switches","provider":"ProSource MRO","version":"1.0","type":"link"}