NEMA 23 Closed loop Geared Motor with Brake: This big geared closed-loop stepper motor has a frame size 57x57mm(NEMA 23) with rated current 4.6A, integrated with a KGL series high-precision reduction gearbox & a 1000PPR resolution incremental optical encoder & 24VDC electromagnetic brake. It is an ideal choice for the applications that require high torque/low speed but high precision motion control and positioning feedback and vertical working situation.
NEMA 23 Closed loop Geared Motor with Brake Specification
Part Number: 57AI80-4604E-KGL-YS
Step Angle: 1.8deg w/o gearbox
Bi/Unipolar: Bipolar
Holding Torque: 2.2Nm w/o gearbox
Rated Current/phase: 4.6A
Frame Size: 57x57mm
Motor Length: 80mm
Number of Leads: 4
Lead Length: 300mm
Encoder Type: Incremental Optical
Encoder Resolution: 1000PPR
Brake Type: Electromagnetic
Brake Voltage: 24VDC
Gearbox Type: Planeary
Gear Ratio: 3-100:1
Efficiency: 96%-94%
Backlash at No-load: 15arcmin-20arcmin
Gearbox Length: 73.5mm-89.5mm
Shaft Diameter: Φ14mm
Shaft Length: 33mm
Keyway Length: 25mm
Overall Size
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