Nema 17 Stepper Motor L=39mm Gear Ratio 3:1 High Precision Planetary Gearbox

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Model: 17HS15-1684S-HG3
Stock Status: 100

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This Nema 17 stepper motor with 39mm body and 1.68A rated current, integrated with a 41mm Planetary gearbox of 3:1 gear ratio. It's a good solution to applications that with special space but need low speed and/or high torque.

Electrical Specification

Manufacturer Part Number: 17HS15-1684S-HG3
Motor Type: Bipolar Stepper
Step Angle: 0.6 deg
Holding Torque without Gearbox: 39Ncm(55oz.in)
Rated Current/phase: 1.68A
Phase Resistance: 1.6ohms
Voltage: 2.7V
Inductance: 3.2mH ± 20%(1KHz)

Gearbox Specifications

Gearbox Type: Planetary
Gear Ratio: 3 : 1
Efficiency: 95%
Backlash at No-load: <=15 arcmin
Max. Permissible Torque: 3.5Nm(495.6oz.in)
Moment Permissible Torque: 6Nm(849.7oz.in)
Max. Radial Load: 150N
Ambient Temperature: -10 - 90℃
Insulation Class: B
Noise: <=50 dB
Life: 20000 h

Physical Specifications

Frame Size: 42 x 42mm
Motor Length: 39mm
Gearbox Length: 41mm
Shaft Diameter: Φ8mm
Shaft Length: 23.5mm
Key-way Length: 14mm
Number of Leads: 4
Lead Length: 320mm
Weight: 680g

Connection

A+	A-	B+	B-
Black	Green	Red	Blue

Resources

Full Datasheet: 17HS15-1684S-HG3.pdf
Torque Curve: 17HS15-1684S-HG3_Torque_Curve.pdf

Electrical Specification
Current(A)	1.68
Holding Torque w/o Gearbox(N.m)	0.39
Inductance(mH)	3.2
Phase Resistance(ohm)	1.6
Bipolar/Unipolar	Bipolar
Physical Specification
IP Rating	40
Frame Size(mm)	Nema 17 (42 x 42)
Body Length(mm)	80
Gearbox Type	Precision Planetary
Gear Ratio	3
Backlash at No-load	<=15 arcmin
Single Shaft/Dual Shaft	Single Shaft
Output Shaft Type	Key-way
Shaft Diameter(mm)	8
Shaft Length(mm)	23.5
No. of Lead	4
Lead Length(mm)	320
Weight(g)	680