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- Kollmorgen NTTRB1-5301-13-A-03-1
Detailed content
Continuous Torque: 53 Nm (5301 = 53 Nm continuous)
Outer Diameter: 130 mm (13 = 130 mm OD)
Stack Length: Approximately 13 mm (03 = stack length code)
Motor Type: Ironless Core DC Torque Motor
Construction: Frameless design, no housing, no bearings, no shaft. Requires customer-supplied mechanical integration.
Winding Configuration: Custom wound per specification code 03-1
Electrical Characteristics:
- Voltage Rating: Custom per winding (typically 24V to 480V DC range)
- Resistance: Low resistance ironless winding for high efficiency
- Thermal Time Constant: Short due to ironless construction
Material Composition:
- Stator: Copper windings on ironless core
- Rotor: Rare-earth permanent magnets (NdFeB)
- Housing: None — frameless integration
Performance Features:
- Zero Cogging Torque due to ironless core design
- Smooth Torque Output across full rotation
- High Torque-to-Inertia Ratio
- Excellent Thermal Dissipation via direct mounting to customer heat sink
Operating Principle: Brushless DC commutation. Torque is proportional to current. Rotor position sensed via Hall sensors or external encoder for commutation.
Advantages:
- Ultra-smooth motion with zero cogging
- Compact form factor for direct-drive applications
- High dynamic response
- Long operational life due to brushless design
Applicable Industries: Semiconductor manufacturing, optical equipment, radar systems, gimbal systems, precision pointing systems, medical imaging equipment.
Installation Requirements:
- Must be press-fit or bonded into customer mechanical structure
- Requires external bearing support
- Requires external encoder for position feedback (if not using Hall sensors only)
- Thermal path must be provided to external heat sink
Precautions:
- Do not exceed rated continuous current
- Ensure adequate thermal management
- Handle with ESD precautions due to permanent magnet rotor




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