STEPPER MOTORS
We now supply 2 types of Nema 23 Bipolar stepper motors suitable for our System3+, DRV25PS, DRV50 and ONESTEP boards. .
FL57STH76-2808B : NEMA 23 Hybrid Stepping Motors with a holding torque of 1.85 Nm or 263 oz in and double end 6.35 mm (1/4”) shafts. Cable length 2 meters.
Series operation 4.6 @ 2.0 A, 2.0 ohms, 6.4 mH
Parallel operation 2.3V @ 4.0A, 0.5 ohm, 1.6 mH
Size 56.4 mm width & height, 76 mm length.
Weight approx 1Kg
NOW IN STOCK
Code ST181 1 motor £29 W12
Stepper motor pdf
All Motors have basic specifications as follows
Angle 1.8, 200 steps
Deg Step Angle Accuracy 5% (full step, no load) Resistance Accuracy 10%
Inductance Accuracy 20%
Temperature Rise 80OC Max.(rated current, 2 phase on)Ambient Temperature -20OC ~+ 50OC
Insulation Resistance 100M Min , 500VDC Dielectric Strength 500VAC for one minute Shaft Radial Play 0.02 Max. (450 g - load)
Shaft Axial Play 0.08Max. (450 g-load)
Max. radial force 75N (20 mm from the flange)
Max. axial force15N
Made to our own specification for maximum performence with our products.
60STH86 2008AF : NEMA 23 Compatible frame Hybrid Stepping Motors with a holding torque of 3.1 Nm or 430 oz in and single ended 8 mm shaft with flat. Cable length 2mtrs
Series operation 5.0V @ 2.5 A, 2.2 ohms, 12 mH
Parallel operation 2.5V @ 5A, 0.55 ohm, 3 mH
Size 60.5 mm width & height, 88 mm length.
Weight approx 1.4Kg
NOW IN STOCK
Code ST31 1 motor £34 W16
3.1 Nm Stepper motors
1.85 Nm Stepper motors
Data sheet pdf
Please note that these motors are only suitable for series connection with the System3+ and DRV25m boards and that they will not give there full potential at higher speeds. They can be used on the DRV50 boards with parallel connection to give there full power at high speeds

Last Update 17th of June 09
3.1Nm Motor temporarily out of stock.

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