86STH65 NEMA-34 Bipolar Gearless Stepper

86STH65 NEMA-34 Bipolar Gearless Stepper

Manufacturer :

PN 3335_0 Category

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This huge bipolar stepper with a rear shaft has a 1.8° step angle and 30 kg·cm of torque at low speeds.

700.00

99999 in stock

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  • Professional customer service
  • Attractive prices
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Warranty: 12 months

Delivery time: up to 10 business days
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This NEMA-34 motor generates 34 kg-cm of holding torque at 2.8 Amps. It comes with the rear shaft exposed, so you can mount an encoder or shaft coupler. See the “Compatible Products” tab for a complete list of attachments.

When connected to a 1067 – PhidgetStepper Bipolar HC, the 3335 has a maximum speed of 200 RPM. See the “Compatible Products” tab for wiring details.

Connection

This motor must be controlled by a constant current or chopper drive controller. You can find a list of suitable controllers on the Compatible Productstab. There you will also find compatible attachments such as encoders, mounting hardware, and transmission hardware.

Warning

Connecting the motor directly to a power supply will destroy the motor and void the warranty. If you want to check your motor make sure it is connected to a constant current / chopper drive controller.

This motor is large enough that the back EMF generated from stalling or changing directions could easily damage your motor controller. If you’re planning on using this motor in high-speed or high-torque applications, feel free to contact us for advice.

Product Specifications

Motor Properties
Motor Type Bipolar Stepper
Manufacturer Part Number 86STH65-2808B
Step Angle 1.8?°
Step Accuracy ?± 5 %
Holding Torque 34 kg?·cm
Rated Torque 30 kg?·cm
Maximum Speed (w/1067 Motor Controller) 200 RPM
Acceleration at Max Speed
(w/1067 Motor Controller)
1E+06 1/16 steps/sec?²
Electrical Properties
Recommended Voltage 30 V DC
Coil Resistance 1.4 ?©
Rated Current (Series Wiring) 2 A
Rated Current (Parallel Wiring) 4 A
Phase Inductance 3.9 mH
Physical Properties
Shaft Diameter 12 mm
Rear Shaft Diameter 3.9 mm
Mounting Plate Size NEMA – 34
Weight 1.8 kg
Number of Leads 8
Wire Length 400 mm

Documents

  • Stepper Motor and Controller Primer
  • Mechanical Drawings
  • Download 3D Step File

Projects

  • Motor Music: Play MIDI Files using Phidget Stepper Motors (June 1, 2015)
  • How To Avoid Resonance Issues in Stepper Motors (July 28, 2014)
  • Using Steppers In High-Energy Applications (June 3, 2014)
  • Steppers with Encoders: When Open-loop Control Is Not Enough (May 13, 2014)

Motor Controllers

This motor must be controlled by a stepper motor controller. These diagrams show to wiring configurations: series and parallel. Series wiring will result in higher torque when the motor is stopped or at low speeds. Parallel wiring will provide better torque at higher speeds, but less torque overall. Since the current in parallel mode is split between two paths, the current rating is doubled. When connecting motor wires to one another, you must solder or screw clamp them together rather than just twisting them together.

Note: Make sure to unplug the power cord from the motor controller before switching wires around.

The following stepper controllers can be used to drive this motor:

 

Product Controller Properties Electrical Properties
Part Number Motor Position Resolution Stepper Velocity Resolution Stepper Velocity Max Available Current per Coil Max
1067_0B 116 Step (40-Bit Signed) 1 1/16 steps/sec 250000 1/16 steps/sec 4 A
STC1000_0 116 Step (40-Bit Signed) 1 1/16 steps/sec 115000 1/16 steps/sec 4 A

Encoders

The rear shaft of this motor can be equipped with an encoder for applications where you need to keep track of the exact position, velocity, or acceleration of the motor. The mounting holes on the back of this motor are compatible with the following encoders:

Product Encoder Properties
Part Number Output Circuit Type Encoder Resolution Encoder Speed Max
3531_0 Push-Pull (Single-Ended) 300 CPR 6000 RPM

Shaft Couplers

If you need to connect the main shaft of this motor to the shaft of another device, you can use a shaft coupler:

Product Physical Properties
Part Number Inner Diameter Material Coupling Rated Torque Coupling Rated Speed
3428_0 12 mm Aluminium 60.7 kg?·cm 16000 RPM
TRM4317_0 12 mm Aluminum 35.7 kg?·cm 12000 RPM
TRM4318_0 12 mm Aluminum 611.8 kg?·cm 4000 RPM

Pulleys and Sprockets

If you’re using this motor to drive a rotary system that requires a lot of torque, you may be interested in pulleys and sprockets. By using a two pulleys or sprockets of different sizes, you can increase the gear ratio of the motor. Pulleys and sprockets can also be used to transmit the motor’s rotation over a long distance. For more guidance on building a transmission system, visit our Rotary Motion Primer. Here is a list of our 12mm bore pulleys and sprockets:

Product Physical Properties
Part Number Inner Diameter Number of Teeth
TRM4107_0 12 mm 36
TRM4108_0 12 mm 44

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All the reasons to
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  • Fast delivery times!

  • Warranty: 12 months
  • Delivery time: up to 10 business days

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