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    Selection Guide 521-110 February 2008: © Rexnord Industries, LLC, 1982, 2008. (521-110) 5

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    Selection Guide 521-110 February 2008: © Rexnord Industries, LLC, 1982, 2008. (521-110) 5

    Uploaded by

    Thylane
    53 views1 page
    turtehsth

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    turtehsth

    Copyright:

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    53 views1 page

    Selection Guide 521-110 February 2008: © Rexnord Industries, LLC, 1982, 2008. (521-110) 5

    Uploaded by

    Thylane
    turtehsth

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
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    Selection Guide 521-110 February 2008

    Table of Contents Speed Variation of Multi-Speed Applications – Fluid


    couplings offered in this selection guide are designed to operate
    Benefits of a Fluid Coupling . . . . . . . . . . . . . . . . 6-7 on single speed applications, i.e. the motor driving the fluid
    Mounting Arrangements . . . . . . . . . . . . . . . . . . . 8 coupling is started, accelerates to its base speed, and is not
    Basic Types . . . . . . . . . . . . . . . . . . . . . . . . . 9 subject to speed variation about its base speed. The operating
    Principles of Operation . . . . . . . . . . . . . . . . . 10-11 characteristics of a fluid coupling (a centrifugal device) are
    Accessories . . . . . . . . . . . . . . . . . . . . . . 12-13 dependent on the speed of the coupling, and in particular,
    How to Select . . . . . . . . . . . . . . . . . . . . . . . 14 reduction in speed from those conditions identified in the
    Fluid Coupling Identification . . . . . . . . . . . . . . . . 15 selection tables will cause diminishing performance. All variable
    Availability Table . . . . . . . . . . . . . . . . . . . . . . 15 speed or multi-speed applications should be referred to the
    Factory to determine whether a fluid coupling is suitable for the
    Quick Selection Tables . . . . . . . . . . . . . . . . . 16-21 application.
    HF20 Gear Coupling Mount . . . . . . . . . . . . . . 22-23
    HF31, 31-1, 32, & 32-1 Steelflex/Hollow Shaft Mount . 24-25
    HF25 Disc Coupling Mount . . . . . . . . . . . . . . . . 26 Warranty — The warranty period for Fluid Couplings is 1.5
    years from date of shipment. The description of what is covered
    HF132 & 132-1 Tschan/Hollow Shaft Mount . . . . . . . . 27 by this warranty is found in Rexnord’s General Conditions &
    HF41 Sheave/Shaft Mount . . . . . . . . . . . . . . . 28-31 Terms/Standard Conditions of Sale.
    Engineering Data . . . . . . . . . . . . . . . . . . . . . 31
    Recommended Fluids . . . . . . . . . . . . . . . . . . . 32

    Basic Information
    Safety Notes
    Install and operate Rexnord products in conformance with
    applicable local and national safety codes and per Rexnord
    installation manuals which are shipped with fluid couplings and
    are also available upon request. Suitable guards for rotating
    members may be purchased from Rexnord as optional
    accessories. Consult your local Rexnord district office for
    complete details.
    People Conveying Equipment Selection of Rexnord gear drives
    for applications whose primary purpose is the transportation of
    people is not approved. This includes such applications as freight
    or passenger elevators, escalators, man lift platforms, and ski
    tows and ski lifts.
    If the primary purpose of the application is material conveyance
    and occasionally people are transported, the Rexnord warranty
    may remain in effect provided the design load conditions are not
    exceeded and certification to the appropriate safety codes and
    load conditions has been obtained by the system designer or end
    user from the appropriate enforcement authorities.

    © Rexnord Industries, LLC, 1982, 2008. (521-110) 5

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