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SZ-290-PMSM-FW

  • The stator adopts flat copper wire winding, delivering a higher slot fill rate and enhanced power density compared to round wire motors, all within the same compact size.
  • Stator stack thickness ranges from 60mm to 360mm.
  • Wide speed range: rated speeds of 1000-4000 RPM, with a maximum speed of 6000 RPM.
  • Wide rated torque range: from 200 Nm to 1000 Nm.
  • Wide rated power range: from 22 kW to 280 kW.
  • Applications: designed for scenarios requiring higher torque compared to the 220 platform.
  • Cost-efficient through serialized product design.
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Standard Motor series catalogue

 

290 Series Motor Specifications

Engineered for heavy-duty industrial applications, the 290 Series leverages Santroll’s flat wire motor technology to deliver exceptional torque, high power density, and efficient thermal management. This series is ideal for scenarios that demand higher torque output than the 220 platform while maintaining a compact footprint.

Technical Highlights

  • Stator Diameter: 290 mm
  • Stator Stack Thickness: 60–360 mm
  • Rated Speed: 1,000–4,000 RPM (Max: 6,000 RPM)
  • Rated Torque: 200–1,000 N·m
  • Rated Power: 22–280 kW
  • Voltage Range: 24V–720V DC
  • Overload Capability: Up to 1.8× rated torque
motor stator

Key Advantages

  • Flat Wire Winding: 25% higher slot fill rate for improved torque and power density
  • Advanced Thermal Design: 17.5% lower winding temperature rise compared to round wire motors
  • Optimized Form Factor: Reduced diameter and axis length without compromising performance
  • Cost-Efficient Series Design: Scalable architecture enables cost control across variants
flat wire vs round wire

Application Areas

Well-suited for electric commercial vehicles, heavy machinery, ship propulsion systems, and industrial automation scenarios where high torque and reliable long-term performance are critical.

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