{"product_id":"siemens-1ph8284-1ad40-2bu2-1ph8-asynchronous-motor","title":"Siemens 1PH8284-1AD40-2BU2 SIMOTICS M-1PH8 Compact Asynchronous Motor 243kW 1000 r\/min IP23","description":"\u003cp\u003eThe Siemens 1PH8284-1AD40-2BU2 is a SIMOTICS M-1PH8 compact asynchronous motor rated 243 kW and 2321 Nm at 1000 r\/min, extending to 325 kW at 1350 r\/min in the field-weakening range. Built to IP23 with open-circuit ventilation, it has a 280 mm shaft height, carries a Pt1000 temperature sensor with no encoder, and weighs 1200 kg.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog No\u003c\/td\u003e\n\u003ctd\u003e1PH8284-1AD40-2BU2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSIMOTICS M-1PH8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCompact asynchronous motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft height\u003c\/td\u003e\n\u003ctd\u003e280 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of protection\u003c\/td\u003e\n\u003ctd\u003eIP23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eOpen-circuit ventilation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eIM B3 (IMV6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS1 rating (BLM\/SLM) at 400V supply\u003c\/td\u003e\n\u003ctd\u003e1000 r\/min, 243 kW, 2321 Nm, 490 A, 335 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField-weakening rating (ALM) at 400V supply\u003c\/td\u003e\n\u003ctd\u003e1150 r\/min, 280 kW, 2325 Nm, 475 A, 400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS1 rating (BLM\/SLM) at 480V supply\u003c\/td\u003e\n\u003ctd\u003e1350 r\/min, 325 kW, 2299 Nm, 475 A, 460 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField-weakening rating (ALM) at 480V supply\u003c\/td\u003e\n\u003ctd\u003e325 kW, 2069 Nm, 440 A, 500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder\u003c\/td\u003e\n\u003ctd\u003eNone (Pt1000 temperature sensor fitted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal time constant\u003c\/td\u003e\n\u003ctd\u003e18 min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMoment of inertia\u003c\/td\u003e\n\u003ctd\u003e42,000 kgcm2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1,200 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal box designation\u003c\/td\u003e\n\u003ctd\u003e1XB7700-P02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin. cooling air flow\u003c\/td\u003e\n\u003ctd\u003e0.52 m3\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise level (external fan, 50 Hz)\u003c\/td\u003e\n\u003ctd\u003e74 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure drop\u003c\/td\u003e\n\u003ctd\u003e600 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eAnthracite (RAL 7016)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThe IP23 open-circuit ventilation on the 1PH8284-1AD40-2BU2 gives it a higher continuous rating in the 280 mm frame than a forced-ventilation IP55 winding, delivering 243 kW and 2321 Nm at 1000 r\/min, rising to 325 kW once the field-weakening range is reached on a 480 V supply. Its 18-minute thermal time constant is shorter than an IP55 sibling's, so it needs a cleaner cooling air path and leaves less margin against sustained overload. Pick the IP55 forced-ventilation version instead when the installation is dusty or exposed to washdown.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53960396275995,"sku":"1PH8284-1AD40-2BU2","price":39137.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-1ph8284-1ad40-2bu2-simotics-m-1ph8-asynchronous-motor.png?v=1789760065","url":"https:\/\/stoklink.com\/products\/siemens-1ph8284-1ad40-2bu2-1ph8-asynchronous-motor","provider":"Stoklink","version":"1.0","type":"link"}