2 Speed Reducers How to Select Speed Reducers Cyclo® BBB5 Speed Reducers 2.1

Speed Reducers How to select a Speed Reducer Step 1: Collect data about the application Before starting you need to know the: • Application (e.g. Conveyor, Hoist, etc.) • Hours of Operation per day • Motor Power (HP or kW) and Speed (RPM) • Desired Output Speed • Mounting Position and Style • Overhung or Thrust Loads • Bore Dimensions, inch or metric Step 2: Speed Reducers Choose a Mounting Position Find the correct Mounting Position from the Mounting Positions shown on page 2.5. Select a Frame Size 3A: Find the Load Classification for the application in the AGMA Load Classification Table on...

Speed Reducers Recommended Reducer Service Factors Uniform (U) Moderate Shock (M) Heavy Shock (H) Note: [1] Maximum momentary or starting load must not exceed 200% of gear reducer rating (rating meaning service factor of 1.0). Time specified for occasional and intermittent service refers to total operating time per day. Recommended Supplemental Service Factors for Frequent Start-Stop Applications For frequent start-stop applications, use the table below to determine the recommended service factor, and check the Motor Thermal Rating (Table 5.31) in Section 5. Number of starts ~ 10 hours/day (Times/hour)...

Speed Reducers Configure a Model Number Output Shaft Orientation When ordering, the following information should be included: Type Horizontal H Vertical • NEMA frame size for C-face adapter, or IEC frame size for IEC motor adapter Prefix V • Motor Specification if supplied and/or mounted by Sumitomo (230/460 VAC 60 Hz is supplied in the United States unless otherwise specified) • Bore size must be supplied Mounting Style Type Shaft Mount (Hollow Shaft) Y Flange (Hollow Shaft) F Housing Mount (Hollow Shaft) Optional conduit box positions must be specified, otherwise Y1 is supplied. Prefix U Frame...

Speed Reducers This page intentionally left blank. Selection Tables Speed Reducers Cyclo® BBB5 Speed Reducers 2.7

Speed Reducers This page intentionally left blank. Sumitomo DriveTechnologies Cydo® BBBS Dimensions shown are for reference only and are subject to change without notice, unless certified. Speed Reducers 2.105 Certified prints are available after receipt of an order; consult factory.

Speed Reducers This page intentionally left blank. Sumitomo DriveTechnologies Cydo® BBBS

Speed Reducers This page intentionally left blank. Dimensions Speed Reducers 2.112 Speed Reducers Cyclo® BBB5