How to Select Stepper Motors - Revision history

Marcin at 23:52, 10 April 2019

2019-04-10T23:52:10Z

← Older revision		Revision as of 23:52, 10 April 2019
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	*'''Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the required voltage is doubled.'''		*'''Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the required voltage is doubled.'''
	*Example: a 1.8deg/step (i.e. 200 steps/rev) motor with 4mH inductance run at 1.5A using a 12V supply, and driving a GT2 belt with 20 tooth pulley would start losing torque at about 250mm/sec.		*Example: a 1.8deg/step (i.e. 200 steps/rev) motor with 4mH inductance run at 1.5A using a 12V supply, and driving a GT2 belt with 20 tooth pulley would start losing torque at about 250mm/sec.

			=Links=
			*[[Minebea]]

Marcin at 23:42, 10 April 2019

2019-04-10T23:42:38Z

← Older revision		Revision as of 23:42, 10 April 2019
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	Info from Duet -		Info from Duet -

	~~"Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the required voltage is doubled." and more at~~

	https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors		https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors
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	*"Avoid motors with rated voltage (or product of rated current and phase resistance) > 4V or inductance > 4mH."		*"Avoid motors with rated voltage (or product of rated current and phase resistance) > 4V or inductance > 4mH."
	*Shows how to identify stepper motor phases by shorting phases via wire		*Shows how to identify stepper motor phases by shorting phases via wire
			*Shows how to calculate maximum RPM before torque dropoff based on inductance
			*Shows how to calculate back EMF due to rotation
			*Shows how to calculate back EMP due to inductance
			*'''Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the required voltage is doubled.'''
			*Example: a 1.8deg/step (i.e. 200 steps/rev) motor with 4mH inductance run at 1.5A using a 12V supply, and driving a GT2 belt with 20 tooth pulley would start losing torque at about 250mm/sec.

Marcin at 23:37, 10 April 2019

2019-04-10T23:37:19Z

← Older revision		Revision as of 23:37, 10 April 2019
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	*It has notes about wiring steppers in series.		*It has notes about wiring steppers in series.
			*"Avoid motors with rated voltage (or product of rated current and phase resistance) > 4V or inductance > 4mH."
			*Shows how to identify stepper motor phases by shorting phases via wire

Marcin at 23:34, 10 April 2019

2019-04-10T23:34:26Z

← Older revision		Revision as of 23:34, 10 April 2019
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	https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors		https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors

			*It has notes about wiring steppers in series.

Marcin: Created page with "Info from Duet - "Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the re..."

2019-04-10T23:33:23Z

Created page with "Info from Duet - "Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the re..."

New page

Info from Duet -

"Preferably, the driver supply voltage should be at least the sum of these two back emfs, plus a few more volts. If you have two motors in series then the required voltage is doubled." and more at

https://duet3d.dozuki.com/Wiki/Choosing_and_connecting_stepper_motors