{"product_id":"allen-bradley-ac-servo-controller-1391b-esaa45-aqb-0226-754","title":"Allen-Bradley AC Servo Controller 1391B-ESAA45-AQB","description":"\u003cp\u003eThe Allen-Bradley 1391B-ESAA45-AQB is a Bulletin 1391 AC Servo Controller rated for 230V AC, 3 phase, 50\/60 Hz input at 38 amps, with a control transformer input of 36V, 1 phase at 5.5 amps. AC output is 210V, 3 phase, 0 to 200 Hz at 45 amps and 14 kW. The unit carries catalog number 1391B-ESAA45-AQB and references instruction manual 1391ES-5.0. Front panel indicators include overtemperature, power fault, control power, overvoltage, undervoltage, current foldback, run enable, and drive ready. A velocity offset adjustment trimmer is accessible on the face of the unit. The enclosure houses an integral cooling fan visible on the rear panel. This unit is the A Quad B encoder feedback variant, as indicated by the AQB suffix in the catalog number. The drive is manufactured in the USA and is part of the discontinued Bulletin 1391 product family from Rockwell Automation. Max symmetrical RMS short circuit current rating is 1300 amps. Serial number on the nameplate reads MEAA0NU8. A service history sticker from STI and a Lawrence Electronics label are present on the front of the enclosure.\u003c\/p\u003e\n\n\u003cp\u003eStock # 0226-754\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e This unit is surplus inventory, sold as-is from MRO Exchange surplus stock. Allen-Bradley is a trademark of Rockwell Automation, Inc. MRO Exchange is an independent reseller and is not an authorized distributor of Rockwell Automation. Product may differ from units available through authorized distributors in date code, country of origin, packaging, accessories, or firmware revision. The warranty from the manufacturer does not apply.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":49492386742512,"sku":"m00754","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6648\/7280\/files\/11C5CAF3-5680-450F-8775-947931479DFE.jpg?v=1772054657","url":"https:\/\/mroexchange.com\/products\/allen-bradley-ac-servo-controller-1391b-esaa45-aqb-0226-754","provider":"MRO Exchange","version":"1.0","type":"link"}