B&R 8YS-K0045R0.004-0 AC servo motor

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B&R 8YS-K0045R0.004-0

The B&R 8YS-K0045R0.004-0 is a high-performance AC servo motor from B&R’s 8YS motor series, designed for precision motion control in industrial automation, robotics, packaging, CNC, and machine-tool applications.

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Key Specifications

• Motor type: Industrial AC servo motor
• Rated speed: ~4500 rpm
• Rated torque: ~7.5 Nm
• DC bus voltage: up to 640 VDC
• Shaft diameter: approx. 24 mm
• Origin: Austria (B&R Automation)

These specs place it in the mid-power servo range, ideal for high-dynamic positioning and continuous motion tasks.

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Typical Applications

This motor is commonly used in:

• CNC machining centers
• Robotics and pick-and-place systems
• Packaging & labeling machines
• Semiconductor & electronics manufacturing
• High-speed assembly lines

Its torque/speed balance makes it suitable for fast acceleration + precise positioning workloads.

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Key Features & Advantages

1) High Dynamic Performance

• Optimized for fast acceleration and deceleration
• Excellent torque density for compact machine designs

2) Precision Motion Control

• Designed to work with B&R ACOPOS servo drives
• Supports high-resolution feedback for accurate positioning

3) Industrial Reliability

• Built for continuous duty cycles
• Robust housing suitable for harsh factory environments

4) Energy Efficiency

• Optimized electromagnetic design reduces heat and power loss
• Suitable for energy-optimized machine concepts

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Compatibility

The motor is typically paired with:

• B&R ACOPOS servo drives
• B&R Automation Studio motion control systems

Always confirm:

• Encoder type
• Connector orientation
• Brake option (if required)
• Mounting flange compatibility