{"product_id":"automatischer-stern-dreieck-schalter-stern-dreieck-zeitrelais","title":"Automatic star-delta switch \/ star-delta time relay","description":"\u003cdiv\u003e\n\u003ch2 data-start=\"123\" data-end=\"185\"\u003e\u003cstrong data-start=\"126\" data-end=\"183\"\u003eRelay for Star-Delta Starting Modes (ERV-YU)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"186\" data-end=\"578\"\u003eThe ERV-YU start relay is designed for automatic control of electric motor starts in \u003cstrong data-start=\"272\" data-end=\"294\"\u003eSTAR-DELTA mode\u003c\/strong\u003e at an operating voltage of \u003cstrong data-start=\"316\" data-end=\"331\"\u003e24\/220 V AC\u003c\/strong\u003e. The relay ensures a smooth motor start, reduces the starting current, and extends the lifespan of the entire drive system. It is equipped with indicator lights for the modes \u003cstrong data-start=\"479\" data-end=\"485\"\u003eON\u003c\/strong\u003e, \u003cstrong data-start=\"487\" data-end=\"504\"\u003eSTAR\u003c\/strong\u003e, and \u003cstrong data-start=\"506\" data-end=\"532\"\u003eDELTA\u003c\/strong\u003e and allows adjustment of the starting time.\u003c\/p\u003e\n\u003ch3 data-start=\"585\" data-end=\"617\"\u003e\u003cstrong data-start=\"589\" data-end=\"617\"\u003eDescription and Operating Principle\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"618\" data-end=\"862\"\u003eFor a smooth start of the electric motor, the \u003cstrong data-start=\"677\" data-end=\"687\"\u003eSTAR mode\u003c\/strong\u003e is first activated, which reduces the initial current surge. When the required speed is reached, the winding is automatically switched to the \u003cstrong data-start=\"800\" data-end=\"815\"\u003eDELTA\u003c\/strong\u003e operating mode, in which the motor runs normally.\u003c\/p\u003e\n\u003cp data-start=\"864\" data-end=\"994\"\u003eThe automatic switching of the operating mode by relays and contactors increases the stability of the entire system and eliminates the risks associated with manual operation.\u003c\/p\u003e\n\u003cp data-start=\"996\" data-end=\"1041\"\u003eWhen voltage is applied to the relay terminals \u003cstrong data-start=\"1026\" data-end=\"1035\"\u003eA1-A2\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"1042\" data-end=\"1442\"\u003e\n\u003cli data-start=\"1042\" data-end=\"1159\"\u003e\n\u003cp data-start=\"1044\" data-end=\"1159\"\u003eThe \u003cstrong data-start=\"1064\" data-end=\"1072\"\u003eSTAR contact\u003c\/strong\u003e is activated, the \u003cem data-start=\"1096\" data-end=\"1102\"\u003eSTAR indicator\u003c\/em\u003e lights up, and the start interval \u003cstrong data-start=\"1139\" data-end=\"1156\"\u003et1 (0.1-30 s)\u003c\/strong\u003e begins counting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1160\" data-end=\"1271\"\u003e\n\u003cp data-start=\"1162\" data-end=\"1271\"\u003eAfter the time \u003cstrong data-start=\"1179\" data-end=\"1185\"\u003et1\u003c\/strong\u003e expires, the \u003cem data-start=\"1197\" data-end=\"1203\"\u003eSTAR contact\u003c\/em\u003e is switched off, the indicator goes out, and a short pause \u003cstrong data-start=\"1254\" data-end=\"1268\"\u003et2 (15 ms)\u003c\/strong\u003e begins.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1272\" data-end=\"1442\"\u003e\n\u003cp data-start=\"1274\" data-end=\"1442\"\u003eThen the \u003cstrong data-start=\"1302\" data-end=\"1318\"\u003ePHASE-DELTA contacts\u003c\/strong\u003e are switched on, the \u003cem data-start=\"1342\" data-end=\"1352\"\u003eDELTA indicator\u003c\/em\u003e lights up, and the relay remains in this mode for the entire time voltage is applied to terminals \u003cstrong data-start=\"1415\" data-end=\"1424\"\u003eA1-A2\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1449\" data-end=\"1464\"\u003e\u003cstrong data-start=\"1453\" data-end=\"1464\"\u003eUsage\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1465\" data-end=\"1491\"\u003eThe ERV-YU relay is suitable for:\u003c\/p\u003e\n\u003cul data-start=\"1492\" data-end=\"1713\"\u003e\n\u003cli data-start=\"1492\" data-end=\"1557\"\u003e\n\u003cp data-start=\"1494\" data-end=\"1557\"\u003eautomatic control of motor circuits in star-delta mode\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1558\" data-end=\"1636\"\u003e\n\u003cp data-start=\"1560\" data-end=\"1636\"\u003eindustrial applications with high demands for stable and safe motor starting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1637\" data-end=\"1713\"\u003e\n\u003cp data-start=\"1639\" data-end=\"1713\"\u003esystems where it is necessary to reduce starting current and protect the electrical network\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1720\" data-end=\"1747\"\u003e\u003cstrong data-start=\"1724\" data-end=\"1747\"\u003eAdditional Offerings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1748\" data-end=\"1771\"\u003eFor the relay, you can purchase:\u003c\/p\u003e\n\u003cul data-start=\"1772\" data-end=\"1921\"\u003e\n\u003cli data-start=\"1772\" data-end=\"1795\"\u003e\n\u003cp data-start=\"1774\" data-end=\"1795\"\u003eContactors and starters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1796\" data-end=\"1832\"\u003e\n\u003cp data-start=\"1798\" data-end=\"1832\"\u003eContactors with mechanical interlock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1833\" data-end=\"1875\"\u003e\n\u003cp data-start=\"1835\" data-end=\"1875\"\u003eAutonomous mechanical interlock modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1876\" data-end=\"1921\"\u003e\n\u003cp data-start=\"1878\" data-end=\"1921\"\u003eMetal enclosure with protection rating \u003cstrong data-start=\"1913\" data-end=\"1921\"\u003eIP65\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1923\" data-end=\"1974\"\u003e\u003cb\u003eAll of this is available directly from stock at competitive prices.\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"TENSE","offers":[{"title":"Default Title","offer_id":51204643848520,"sku":"ERV-YU","price":27.54,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/9551\/2136\/files\/6279992a4c19b8cfe9490463588da5ee.png?v=1755798466","url":"https:\/\/pelek-de.com\/en\/products\/automatischer-stern-dreieck-schalter-stern-dreieck-zeitrelais","provider":"Deutschland Pelek","version":"1.0","type":"link"}