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| Brand Name | 3X MOTION | Model Number | 57ZW3Y Servo Motor Series | Place of Origin | China | 
|---|
Dimensions in mm
General specification
| Winding type           | Delta | 
| Hall effect angle       | 120 Deg. Electrical angle | 
| Radial play             | 0.025mm/460g | 
| End play                 | 0.025mm/4000g | 
| Max. radial force       | 75N @20mm  from the flange | 
| Max. axial force        | 15N | 
| Insulation class        | B | 
| Dielectric strength      | 500VDC for one minute | 
| Insulation resistance   | 100MΩ min., 500VDC | 
Performance Data
| Model | Units | 42ZW3S41A20 | 42ZW3S41A40 | 42ZW3S41A80 | 42ZW3S61A20 | 
| Number of poles | 8 | ||||
| Number of phase | 3 | ||||
| Rated voltage | VDC | 24 | |||
| Rated speed | RPM | 2000 | 4000 | 8000 | 2000 | 
| Continuous stall torque | N.m | 0.072 | 0.072 | 0.072 | 0.144 | 
| Rated torque | N.m | 0.063 | 0.063 | 0.063 | 0.125 | 
| Rated power | W | 13 | 26 | 52 | 26 | 
| Peak torque | N.m | 0.19 | 0.19 | 0.19 | 0.375 | 
| Peak current | A | 2.7 | 5.4 | 10.8 | 5.3 | 
| Torque constant | Nm/A | 0.074 | 0.035 | 0.02 | 0.074 | 
| Back E.M.F | V/KRPM | 7.82 | 3.66 | 2.1 | 7.82 | 
| Rotor inertia | g.c㎡ | 24 | 24 | 24 | 48 | 
| Body length | mm | 41 | 41 | 41 | 61 | 
| Voltage range | VDC | 12~48 | |||
| Speed Range | RPM | 2000~8000 | |||
| Weight | Kg | 0.3 | 0.3 | 0.3 | 0.45 | 
| Model | Units | 42ZW3S61A40 | 42ZW3S61A80 | 42ZW3S81A20 | 42ZW3S81A40 | 
| Number of poles | 8 | ||||
| Number of phase | 3 | ||||
| Rated voltage | VDC | ||||
| Rated speed | RPM | 4000 | 8000 | 2000 | 4000 | 
| Continuous stall torque | N.m | 0.144 | 0.144 | 0.225 | 0.225 | 
| Rated torque | N.m | 0.125 | 0.125 | 0.19 | 0.19 | 
| Rated power | W | 52 | 104 | 39.5 | 79 | 
| Peak torque | N.m | 0.375 | 0.375 | 0.57 | 0.57 | 
| Peak current | A | 10.6 | 21.2 | 7.25 | 14.5 | 
| Torque constant | Nm/A | 0.035 | 0.02 | 0.074 | 0.035 | 
| Back E.M.F | V/KRPM | 3.66 | 2.1 | 7.82 | 3.66 | 
| Rotor inertia | g.c㎡ | 48 | 48 | 72 | 72 | 
| Body length | mm | 61 | 61 | 81 | 81 | 
| Voltage range | VDC | 12~48 | |||
| Speed Range | RPM | 2000~8000 | |||
| Weight | Kg | 0.45 | 0.45 | 0.6 | 0.6 | 






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3X Motion Technologies Co., Ltd