{"product_id":"block-lr3-48-5-25-line-reactor","title":"LR3 48-5\/25 Block Line Reactor, 25 A, 5% Impedance, 480 V, 15 HP","description":"\u003cp\u003eThe Block LR3 48-5\/25 is a 3 phase line reactor rated 25 A at 480 V with 5% impedance (1.47 mH per phase). Block USA's cross reference puts it on 15 HP drives at 480 V. It is UL 508 Listed and cULus marked, open frame (IP00), with copper windings and class F insulation. Applied Control is the Block manufacturers representative. Send the catalog number, or the drive HP, voltage and impedance you need, and the quote comes back the same business day.\u003c\/p\u003e\u003cp style=\"margin:18px 0;\"\u003e\u003ca href=\"\/pages\/request-a-quote\" style=\"display:inline-block;background:#1F3864;color:#fff!important;padding:11px 20px;text-decoration:none;font-weight:700;border-radius:4px;margin:0 8px 8px 0;\"\u003eRequest a Quote\u003c\/a\u003e\u003ca href=\"https:\/\/calendly.com\/christian-lauderback\/30min\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#fff;color:#1F3864!important;border:2px solid #1F3864;padding:9px 18px;text-decoration:none;font-weight:700;border-radius:4px;\"\u003eBook 15 Minutes\u003c\/a\u003e\u003c\/p\u003e\u003ch2\u003eLR3 48-5\/25 specifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eCatalog number\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eLR3 48-5\/25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eBlock Transformatoren-Elektronik (Block USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eLR3 line reactor, 3 phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eRated current\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e3 x 25 A AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eLinear current\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e3 x 37.5 A AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eInductance\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e3 x 1.47 mH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eImpedance (short circuit voltage)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e5% at 480 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eRated voltage\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e480 V (voltage range 0 to 690 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eFrequency\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e50 to 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eNEC HP at 480 V (Block USA cross reference)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e15 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eMotor power, IEC (Block catalog)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e15 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eInsulation class\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eF (155 C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eProtection\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eIP00, open core and coil, mount inside an enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eAmbient temperature\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e-10 to 40 C (14 to 104 F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eTerminals\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eScrew terminals for line and load, bolt connection for ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eWinding material\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e155 x 177 x 110 mm (6.1 x 6.97 x 4.33 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003e5.7 kg (12.57 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eStandards and listings\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eUL 508 Listed, cULus, EN 61558-2-20, RoHS (EN IEC 63000)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003e\u003csmall\u003eSpecifications from the Block product page for LR3 48-5\/25. Confirm against the current datasheet before installation.\u003c\/small\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.block.eu\/fileadmin\/2c9ee487807da57101809a7f0c4140d4.LR3_48_5_25_EN.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBlock datasheet for LR3 48-5\/25 (PDF)\u003c\/a\u003e\u003c\/p\u003e\u003ch2\u003eCross reference for LR3 48-5\/25\u003c\/h2\u003e\u003cp\u003eThese 5% impedance, 480 V reactors cross to the LR3 48-5\/25 on the Block USA cross reference table. Send any of these part numbers and we quote the Block part.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eMTE\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eRL02503\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eTCI KDR\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eKDRULB2H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eTCI KLR\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eKLRUL21CTB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eAcme\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eALRC-025TBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;font-weight:700;width:40%;\"\u003eHammond Power\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border:1px solid #ddd;\"\u003eCRX0021BC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003e\u003csmall\u003eThe cross reference matches electrical ratings only. Check dimensions, mounting holes and terminal type before you swap a reactor in an existing panel.\u003c\/small\u003e\u003c\/p\u003e\u003ch2\u003e3% or 5%?\u003c\/h2\u003e\u003cp\u003eA 3% reactor on the drive input cuts line notching and nuisance overvoltage trips and is the usual default. A 5% reactor cuts input current harmonics further and gives more protection when the supply is stiff or has capacitor switching upstream. On the output side, a reactor slows voltage rise at the motor on longer lead runs. Send the drive model and motor lead length and we will size it with you. See the \u003ca href=\"\/collections\/block\"\u003eBlock collection\u003c\/a\u003e, \u003ca href=\"\/collections\/rex-power-magnetics\"\u003eRex Power Magnetics reactors\u003c\/a\u003e, \u003ca href=\"\/collections\/ac-drives\"\u003eTECO AC drives\u003c\/a\u003e and the \u003ca href=\"\/pages\/cross-reference\"\u003ecross reference hub\u003c\/a\u003e.\u003c\/p\u003e\u003cp style=\"margin:18px 0;\"\u003e\u003ca href=\"\/pages\/request-a-quote\" style=\"display:inline-block;background:#1F3864;color:#fff!important;padding:11px 20px;text-decoration:none;font-weight:700;border-radius:4px;margin:0 8px 8px 0;\"\u003eRequest a Quote\u003c\/a\u003e\u003ca href=\"https:\/\/calendly.com\/christian-lauderback\/30min\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#fff;color:#1F3864!important;border:2px solid #1F3864;padding:9px 18px;text-decoration:none;font-weight:700;border-radius:4px;\"\u003eBook 15 Minutes\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eRockwell Automation, Allen-Bradley, MTE, TCI, Acme and Hammond Power Solutions are trademarks of their respective owners. Applied Control Inc. is not affiliated with these companies. Competitor names appear only to identify products for comparison.\u003c\/small\u003e\u003c\/p\u003e","brand":"Block","offers":[{"title":"Default Title","offer_id":67387397931298,"sku":"LR3 48-5\/25","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/0812\/3170\/files\/csm_2c9ee4878427220501843d393d2a4ed7.LR3_image_00369b8199_a22a6d73-0b16-484a-99d6-f892e05dbcdd.jpg?v=1790434704","url":"https:\/\/aci-automation.com\/products\/block-lr3-48-5-25-line-reactor","provider":"Applied Control","version":"1.0","type":"link"}