NEMA 34 Closed loop Stepper Motor: These frame size 86x86mm series NEMA 34 closed-loop stepper motors, equipped with a 1000PPR incremental optical encoder, have great holding torque 4.5Nm, 8.5Nm and 12Nm & high speed upto 3000RPM. They offers higher accuracy, higher output torque, higher speed, lower motor heating, lower power consumption, and faster response to drive controllers compared to open loop stepper motors. It is widely used for 3D printing, CNC machines, robotics, medical devices, secutiry and monitoring, etc.
NEMA 34 Closed loop Stepper Motor Specification
- Step Angle: 1.8deg
- Bipolar/Unipolar: Bipolar
- Driving Voltage: 24-72VDC
- Insulation Class: B 130°C
- Frame Size: 86x86mm
- Shaft Diameter: Φ14mm
- Shaft Length: 37mm
- Keyway Length: 25mm
- Encoder Type: Incremental Optical
- Encoder Resolution: 1000PPR
- 86AI76EC-1000(L=76mm): 4.5Nm, 6A, total length 102mm
- 86AI115EC-1000(L=115mm): 8.5Nm, 6A, total length 141mm
- 86AI151EC-1000(L=151mm): 12Nm, 6A, total length 177mm
Overall Size

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