Minhang · ShanghaiPrecision Planetary Transmission Solutions
Round Body High-Precision Reducer
SYPA Series

Round Body High-Precision Reducer

Round one-piece body matching the square series in performance at better value; helical gearing for higher capacity.

  • Frame size60–220
  • Ratio3–100
  • Backlash1–3 arcmin (P1) / 3–5 arcmin (P2)
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Frame size60–220
Ratio3–100
Backlash1–3 arcmin (P1) / 3–5 arcmin (P2)
Available frame sizes60 / 90 / 120 / 140 / 180 / 220
Single stage ratio (L1)3, 4, 5, 7, 10
Two stage ratio (L2)12, 15, 16, 20, 25, 28, 30, 35, 40, 50, 70, 100
LubricationLifetime lubricated, maintenance-free
ProtectionIP65
MountingAny orientation
Frame size60 / 90 / 120 / 140 / 180 / 220
Rated output torque T₂N (N·m)60: 30–45 90: 75–130 120: 165–230 140: 360–480 180: 770–1100 220: 1100–1800
Acceleration torque T₂B (N·m)1.5 × rated torque
Emergency stop torque T₂NOT (N·m)2.5 × rated torque
Rated input speed (rpm)60: 4000 90: 3000 120: 3000 140: 3000 180: 3000 220: 1500
Max input speed (rpm)60: 8000 90: 6000 120: 6000 140: 6000 180: 6000 220: 3000
EfficiencyL1 ≥95% / L2 ≥90%
Noise (dB)60: ≤58 90: ≤60 120: ≤65 140: ≤68 180: ≤68 220: ≤72

Each figure is prefixed with its frame size. Rated output torque varies with ratio; figures show the range across the full ratio span. Please contact us for values at specific ratios. Protection rating IP65, ambient −10°C to 90°C, average life 20,000 h.

Frame size60 / 90 / 120 / 140 / 180 / 220

Symbols in the drawing correspond to the dimensions in the table below. Tell us your motor brand and model, and we can provide matching input connection dimensions.