BACKSTOP CAM CLUTCH For High-Speed Overrunning

BACKSTOP TO PREVENT REVERSE ROTATION BR-HT Cam Clutch is High Torque version of existing BR series. BR-HT is mainly used in backstop application for the inner race high-speed overrunning. Prevention of reverse rotation for inclined conveyor and bucket elevator are typical application examples. BR-HT assures not only the immediate backstop function under the high torque, but also the long service life by the "Lift-Off" design. In addition installation on the high speed shaft with low torque enables selection of more compact models with resulting lower cost. We can offer the most appropriate model...

BR-HT SERIES TYPICAL APPLICATION Mounting position Ⓐ Intermediate shaft of Reducer Use: Backstop for medium speed overrunning Ⓐ Cam Clutch BR-HT Series Cam Clutch BS Series Belt conveyor Ⓑ Cam Clutch BR-HT Series Mounting position Ⓑ Input shaft of Reducer Use: Backstop for high-speed overrunning Other application ・Pump Backstopping ・Fan Backstopping ・Backstopping function in high speed inner race overrunning Main Motor SELECTION PROCEDURES For Back Stop Application Calculate the torque on the Cam Clutch according to the following formula: Select Clutch by: a) Design torque requirement and service...

Bore size Size & Length of cam A, B, C, D type WA/WB/WC/WD type (W=Double cam cage) Model name HT=High Torque Dimensions and Capacities Dimensions in mm

Bore size Size & Length of cam A, B, C, D type WA/WB/WC/WD type (W=Double cam cage) Model name HT=High Torque Dimensions and Capacities Dimensions in mm Notes: 1. T.C.-Torque Capacity The maximum transmissible torque is twice the T.C. 2. Keyway No Mark on Bore Size...ISOR773 DIN6885.1 3. Min. overrunning speed of inner race should not be below under continuous operation. 4. Max. engagement speed must not be exceeded when transmitting torque.

■ INSTALLATION AND USAGE While the Cam Clutch can be disassembled by the user, reassembly may prove difficult. We recommend that you install the Cam Clutch as delivered. There are removal hole at the end face of the outer race. Install the Cam Clutch so that it comes to the installation face. Installation and Usage 1. We recommend using shaft tolerances of h6 or h7 for Cam Clutch installation. 2. Use ISO R773/DIN 6885.1 Parallel key or DIN6885.3 Parallel key for models marked^ on page 3. Ensure that the key does not move in the keyway. A loose key will damage the Cam Clutch. 3. When installing...

■ Recommended End Plate Dimension Table Bore Size Note: End plate shall be supplied by customer. 1. Guards must be provided on all power transmission and conveyor applications in accordance with provisions of AnSi/ASME B 15.1 1992 and ANSI/ASME B 20.1 1993 or other applicable standards. When revisions of these standards are published, the updated edition shall apply. 2. Always lock out power switch before installing, removing, lubricating or servicing a system that uses Cam Clutch products. 3. If the Cam Clutch is used for repeated starting and stopping, make sure the strength of the supports...

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