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Low-speed synchronous motors provide highly precise speed regulation, low-speed rotation, and quick bi-directional rotation. The basic construction of low-speed synchronous motors is the same as that of stepper motors.
  • 3.35 in. (85 mm) / 3.54 in. (90 mm) Frame Size
  • Single-Phase 100/115 VAC
  • Holding Torque
    • Round Shaft = 5.1 ~ 12.6 oz-in (36 ~ 89 mN·m)
    • Parallel Shaft Gear = 12.3 ~ 88 lb-in (1.4 ~ 10 N·m)
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SMK5100A.jpg

3.35 in. (85 mm) Low-Speed Synchronous Motor
Web Price $198.00
SMK5100A.jpg

3.35 in. (85 mm) Low-Speed Synchronous Motor
Web Price $287.00
SMK550A_GN.jpg

3.54 in. (90 mm) Low-Speed Synchronous Motor (3:1 Gear Ratio)
Web Price $322.00
SMK550A_GN.jpg

3.54 in. (90 mm) Low-Speed Synchronous Motor (3.6:1 Gear Ratio)
Web Price $322.00
SMK550A_GN.jpg

3.54 in. (90 mm) Low-Speed Synchronous Motor (5:1 Gear Ratio)
Web Price $322.00
Frame Size - 3.35 in85 mm - 3.35 in85 mm - 3.54 in90 mm - 3.54 in90 mm - 3.54 in90 mm
Power Supply - Single-Phase 100-115 VAC
Frequency (Hz) - 60 50
Current - 0.17 A [100 VAC, 50 Hz] 0.20 A [100 VAC, 60 Hz] 0.21 A [115 VAC, 60 Hz] - 0.23 A [100 VAC, 50 Hz] 0.26 A [100 VAC, 60 Hz] 0.28 A [115 VAC, 60 Hz] - 0.06 A [100 VAC, 50 Hz] 0.07 A [100/115 VAC, 60 Hz] - 0.06 A [100 VAC, 50 Hz] 0.07 A [100/115 VAC, 60 Hz] - 0.06 A [100 VAC, 50 Hz] 0.07 A [100/115 VAC, 60 Hz]
Shaft/Gear Type - Round Shaft (No Gearhead) - Round Shaft (No Gearhead) - Parallel Shaft Gearhead - Parallel Shaft Gearhead - Parallel Shaft Gearhead
Gear Ratio (X:1) - - - 3 :1 - 3.6 :1 - 5 :1
Output Shaft Diameter - 1/2 in.
Rated Torque - 8.875 lb-in [50 Hz]  9.75 lb-in [60 Hz]  1 N·m [50 Hz]  1.1 N·m [60 Hz]   - 13.75 lb-in [50 Hz]  18.125 lb-in [60 Hz]  1.6 N·m [50 Hz]  2.1 N·m [60 Hz]   - 12.3 lb-in  1.4 N·m   - 15 lb-in  1.7 N·m   - 20 lb-in  2.3 N·m  
Rated Speed (rpm) - 60 [50 Hz] 72 [60 Hz] - 60 [50 Hz] 72 [60 Hz] - 20 [50 Hz] 24 [60 Hz] - 16.67 [50 Hz] 20 [60 Hz] - 14.4 [60 Hz] 12 [50 Hz]
Permissible Load Inertia - 38 oz-in²7 x 10-4 kg·m² - 66 oz-in²12 x 10-4 kg·m² - 340 oz-in²63 x 10-4 kg·m² - 500 oz-in²90.7 x 10-4 kg·m² - 960 oz-in²175 x 10-4 kg·m²
Permissible Overhung Load - 0 in. from Shaft End = 58 lb0.2 in. from Shaft End = 65 lb0.39 in. from Shaft End = 76 lb0.59 in. from Shaft End = 87 lb0.79 in. from Shaft End = 108 lb0 mm from Shaft End = 260 N5 mm from Shaft End = 290 N10 mm from Shaft End = 340 N15 mm from Shaft End = 390 N20 mm from Shaft End = 480 N - 0 in. from Shaft End = 58 lb0.2 in. from Shaft End = 65 lb0.39 in. from Shaft End = 76 lb0.59 in. from Shaft End = 87 lb0.79 in. from Shaft End = 108 lb0 mm from Shaft End = 260 N5 mm from Shaft End = 290 N10 mm from Shaft End = 340 N15 mm from Shaft End = 390 N20 mm from Shaft End = 480 N - 0.39 in. from Shaft End = 56 lb0.79 in. from Shaft End = 78 lb10 mm from Shaft End = 250 N20 mm from Shaft End = 350 N - 0.39 in. from Shaft End = 56 lb0.79 in. from Shaft End = 78 lb10 mm from Shaft End = 250 N20 mm from Shaft End = 350 N - 0.39 in. from Shaft End = 56 lb0.79 in. from Shaft End = 78 lb10 mm from Shaft End = 250 N20 mm from Shaft End = 350 N
Permissible Thrust Load - - - 22 lb100 N - 22 lb100 N - 22 lb100 N
Permissible Thrust Load - The permissible thrust load shall be no greater than the motor mass. - The permissible thrust load shall be no greater than the motor mass. - - -
RoHS Compliant
- Yes
Safety Standards
- UL CSA CE

 

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