Harrington Hoists EAC900 manual

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Table of contents for the manual

  • Page 1

    26 Glossar y of Com mon C rane T erms: Adjustable brakes:  Electr o -mechanical deviceto contr ol horizontalcrane deceleration. Bridge beam : T r av elingbeam connectedto endtrucks - suppor tstrolleyhoist andload. Bumper s:  Ener gy absorbingdevicem ount edo nend trucks?[...]

  • Page 2

    27 Harrington complete cranes Cra ne Ser vice Classifications: Cran e Ser vice Class : • The CraneMa nuf actur ersA ssociationof America ( C MA A)has establi shed sixser viceclasses  forcranes. These classesare Cl ass AthroughClass F , andare basedon loadcycles[...]

  • Page 3

    28 Bridg e Crane Cont rol Panels All motorize d bridge cr anes re quire a maste r panel to cont rol bridge c rane funct ions. Ha rrington control pane ls are comp letely pr e- wired an d tested, a nd ready to mou nt on bridge b eam. St andard p anel is NEM A 1 rated and inc ludes : Fusin g for cr ane dri ves pro tec t motor s and ar e NEC c omplia [...]

  • Page 4

    29 Harrington complete cranes Bridg e Crane Cont rol Panels The se panels a re for use wit h all Harrington S eries 3 motoriz ed end tru cks and are NEC co mpliant for overhead brid ge cran es. All pane ls include brid ge mounting br acket and wiring diag ram. Sp ecif y v oltag e when o rdering. Standard Panel Single Speed and Dual Speed Models wit[...]

  • Page 5

    30 Motor and Brake Harring ton motorized cr anes ar e dual drive typ e, employing two tot ally enclose d non- v entilat ed drives per c rane. D ri ves use he lical and spur g earing and ar e equipp ed with adjus table D C brakes. Rugged h el ical and s pur gear s prov ide r elia ble and qu iet op era tion Sealed and shie lded motor bearings are l u[...]

  • Page 6

    31 Harrington complete cranes Series 3 Und erhun g Crane D riv e W heels Harring ton ’ s motoriz ed and ge ared und erhung cran es use a ge ar sy stem th at drives two of th e four whe els on each e nd truck . All Serie s 3 underhung cra nes have two be arings in each wh eel. Induc tion-hardened s teel ge ar s provide synchronous power to pa ired[...]

  • Page 7

    32 Bridge Beam Select ion Char ts SE RIE S 3 — SI NGL E GIRD ER BE A M SI ZE S Br idg e be am siz in g is ba sed o n Har ri ng ton c hai n hoi st p ro duc t s’ we igh ts a nd sp eed s Ma ximum Allowable Spa n (f t) Capacit y (T ons) 1/ 2 12358 10 10 S8x1 8.4 S8x1 8.4 S10 x 2 5. 4 S1 2x 31 . 8 S12 x 4 0. 8 W 18 x7 1 W2 1x 9 3 15 S8x1 8.4 S8x1 8.[...]

  • Page 8

    33 Harrington complete cranes Pro duct S pecification F or m Harringt on Complet e Crane Sy st e ms HARRINGTON COMPLETE CRANE S YSTEMS Quantity _____ Capacity _____ (T on) Span _____ Vo l t a g e _____ ( If Motorized ) Runway Lengt h _____ Crane T yp e _____ Single Girder _____ Double Girder _____ T op Run ning _____ Underhung Stru cture _____ Rai [...]

  • Page 9

    34 Op tions Flat Cable Festooning • Roving pendant • Hoist /trolleypower • Runwa y — cr ane power V ariable Frequency Control • Multiplesp eeds • Infinit elyvariable speeds • Programmable a ccelerationand deceleration Remote Control • Radi o • Infr ared • Wall-mo unt ed pe[...]