86HS78-5504-01 NEMA34 46Kg-cm Stepper Motor-Keyway Type
86HS78-5504-01 NEMA34 46Kg-cm Stepper Motor-Keyway Type
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The 86HS78-5504-01 is a high-torque NEMA34 stepper motor delivering 46 kilogram-centimeter holding torque with keyway shaft configuration for direct mechanical coupling to driven equipment. This industrial-grade motor is engineered for precision motion control applications requiring robust torque output and reliable positioning accuracy in CNC machines, automated assembly systems, and robotics platforms. The keyway type shaft design ensures positive mechanical engagement, eliminating slip and providing repeatable torque transmission in demanding industrial environments.
Specifications
| Specification | Details |
| Product Type | NEMA34 Stepper Motor with Keyway Shaft |
| Model Number | 86HS78-5504-01 |
| Origin | Original/Authentic |
| Holding Torque | 46 kilogram-centimeter |
| Frame Size | NEMA34 (86mm x 86mm) |
| Step Angle | 1.89 degrees per full step |
| Shaft Type | Keyway Configuration |
| Phase Configuration | 2-phase bipolar stepper |
Why Choose 86HS78-5504-01 NEMA34 46Kg-cm Stepper Motor-Keyway Type?
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Key Features of 86HS78-5504-01 NEMA34 46Kg-cm Stepper Motor-Keyway Type
- 46 kilogram-centimeter holding torque provides exceptional mechanical force for precision positioning without load slippage or drift
- Keyway shaft design ensures positive mechanical engagement with coupled equipment, eliminating rotational slip and backlash
- 1.89-degree step angle enables fine angular resolution for smooth motion control and accurate multi-axis positioning
- NEMA34 frame size delivers high torque density in compact industrial-standard mounting configuration
- 2-phase bipolar design compatible with standard stepper driver circuits and motion control systems
- Precision-wound copper coils with optimized winding patterns for maximum electromagnetic efficiency and torque consistency
Perfect For
- CNC machining centers requiring high holding torque on XY-axis stepper motors for precision drilling and milling operations
- Automated assembly equipment needing reliable rotational positioning for component placement and fastening sequences
- 3D printing systems with large format build platforms requiring substantial torque for accurate layer-by-layer material deposition
- Robotics and industrial automation platforms utilizing stepper-based joint actuation for repeatable pick-and-place operations
- Textile machinery requiring synchronized rotational control for yarn tension and fabric advancement systems
- Packaging equipment with stepper-driven conveyor indexing and product orientation mechanisms
How to Use
Installation begins by securing the 86HS78-5504-01 motor to your equipment using the four mounting holes on the NEMA34 face plate, ensuring proper alignment with coupled mechanical components. The keyway shaft accepts standard metric keys sized to match your driven equipment's keyway slot. Connect the motor's four phase leads to your stepper driver circuit, observing correct phase sequence for proper rotational direction. Configure your motion control system with 1.89-degree step angle parameters to achieve desired positioning resolution and speed profiles.
Operational setup requires selecting appropriate current limiting based on your stepper driver specifications, typically ranging from 2.5 to 5 amperes per phase for optimal torque delivery. Implement microstepping in your driver firmware if available to reduce vibration and increase effective resolution beyond the full-step angle. Ensure adequate cooling around the motor frame during continuous operation, particularly in high-ambient-temperature industrial environments. Verify mechanical coupling security and keyway engagement before operating under load to prevent unexpected motion or equipment damage.
Product Overview
The 86HS78-5504-01 NEMA34 stepper motor operates on the principle of electromagnetic coil energization across multiple phases to create rotational stepping motion with precise angular increments. This motor features a 1.89-degree step angle per full step, enabling fine positional control without feedback mechanisms. The keyway shaft configuration provides mechanical security for direct coupling to pulleys, gears, or lead screws, making it ideal for applications requiring high holding torque and absolute position retention without encoder feedback.
The NEMA34 frame size (86mm x 86mm mounting face) combined with 46 kilogram-centimeter torque specification positions this motor in the high-performance category for industrial automation. The motor's construction includes precision-wound copper coils, laminated steel stator cores, and high-strength rotor magnets engineered to deliver consistent torque across operating temperature ranges. The keyway design on the output shaft accommodates standard metric keyways, enabling secure mechanical power transmission with minimal backlash and maximum reliability in continuous-duty industrial applications.
Frequently Asked Questions
What is the maximum rotational speed of the 86HS78-5504-01 stepper motor?
The 86HS78-5504-01 achieves maximum speed around 3000 RPM at rated current with appropriate driver acceleration profiles. Practical operating speed depends on load inertia and required acceleration rates. Higher speeds reduce available torque due to back-EMF effects, so load analysis determines optimal operating parameters for your specific application.
How does the keyway shaft design improve mechanical performance?
The keyway provides positive mechanical locking between the motor shaft and driven equipment, preventing rotational slip that could occur with friction-based coupling methods. This design eliminates backlash, ensures repeatable positioning accuracy, and enables direct torque transmission without slippage, critical for precision applications like CNC machining and robotics.
Can this motor operate continuously without overheating?
The 86HS78-5504-01 is rated for continuous operation within specified thermal limits, typically reaching steady-state temperatures of 60-80 degrees Celsius at ambient conditions. Ensure adequate ventilation around the motor frame and verify your stepper driver implements current limiting to prevent thermal runaway. For extended high-speed continuous duty, consider active cooling solutions.
What stepper driver compatibility does this motor require?
The 86HS78-5504-01 is a 2-phase bipolar stepper motor compatible with standard bipolar stepper drivers rated for 3-5 amperes per phase. Verify your driver's voltage and current specifications match the motor requirements. Microstepping drivers are recommended for smooth operation and reduced vibration in precision applications.
When will I receive my order?
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Customer Support
Email: techdepotindia@gmail.com
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