

Hysteresis Synchronous Motor Family
Series CA Direct Drive/Geared Reversible Hysteresis
Discontinued Motors, for reference only
Hysteresis Synchronous CA Direct Drive/Geared Specifications:
Output Speed: | 1/3 to 1200 RPM |
Lead Wire: | 4 leads 22AWG (approx. 7 inches [177.8 mm]) |
Operation Ambient Temp: | -10°C to +40°C (approx.) |
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E37163, Component Time Indicating and Recording
Appliances,
115Vac 60 Hz Standard Rotor |
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Card No. 42576, Motors and Generators, 115 Vac, 60 Hz, 5 watts max. |
Capacitor is required for operation. Capacitor supplied with 115 Vac motors. | |
Note: Typical data subject to change without notification |
Additional Information:
Efficient, compact CA Series hysteresis synchronous motors have a range of standard speeds from 1200 RPM (direct drive) to 1/3 RPM (geared). Gear train materials include high quality bronze bearings, brass gears, hardened steel pinions and wheel shafts. The gear torque rating is 100 oz-in [706.2] at 1 RPM. All CA Series motors are reversible. Models listed are designed for 115V, 60 Hz operation of both motor and actuator. A capacitor is required for operation. |
CA Direct Drive/Geared Drawings:
CA Direct Drive ![]() |
CA Geared ![]() |
CA Direct Drive/Geared Diagrams:
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CA Model Table:
Model |
Geared / Direct Drive |
Part Number |
Rated Torque (oz-in) |
Rated Torque (mN-m) |
Rated Torque (In-Lbs) |
Reduction |
Output Speed (RPM) 60Hz |
Input Power (watts) |
Voltage (Vac) 60Hz |
Full Load Temp Rise (deg C) |
Capacitor Value (mfd) |
Weight (oz) |
Weight (grams) |
CA | Direct Drive | 9911941 | .1 | .7 | .01 | -- | 1200 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 9902721 | 100 | 706 | 6.25 | 3600 | .33 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990275 | 7.1 | 50 | .44 | 600 | 2 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990280 | 25.1 | 177 | 1.57 | 300 | 4 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990282 | 20 | 141 | 1.25 | 240 | 5 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990285 | 10.1 | 71 | .63 | 120 | 10 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990287 | 8.4 | 59 | .52 | 100 | 12 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990290 | 2.5 | 18 | .16 | 30 | 40 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990294 | .8 | 5.9 | .05 | 10 | 120 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990295 | .5 | 3.5 | .03 | 6 | 200 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990296 | .4 | 3 | .03 | 5 | 240 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990298 | 12.5 | 88 | .78 | 150 | 8 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990311 | 3.4 | 24 | .21 | 40 | 30 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990314 | 1.7 | 12 | .11 | 20 | 60 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990316 | .3 | 1.77 | .02 | 3 | 400 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990317 | .2 | 1.2 | .01 | 2 | 600 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990323 | .7 | 4.7 | .04 | 8 | 150 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990332 | 6.7 | 47 | .42 | 80 | 15 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990337 | 66.7 | 471 | 4.17 | 800 | 1.5 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 9903381 | 100 | 706 | 6.25 | 1200 | 1 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 9903411 | 100 | 706 | 6.25 | 2400 | .5 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990353 | 5 | 35 | .31 | 60 | 20 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990356 | 16.7 | 118 | 1.04 | 200 | 6 | 5 | 115 | 40 | .5 | 15 | 425 |
CA | Geared | 990357 | 50 | 353 | 3.12 | 400 | 3 | 5 | 115 | 40 | .5 | 15 | 425 |
Notes: 1 Maximum Gear Train Loading. |