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SZ-220-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 300mm.
  • Wide speed range: rated speeds of 2000-6000 RPM are available.
  • Wide rated torque range: from 70 Nm to 420 Nm.
  • Wide rated power range: from 14 kW to 150 kW.
  • Versatile applications: ideal for ground-based scenarios, with parameters that meet varied operational needs.
Cost-effective design through product series optimization
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Standard Motor series catalogue 

 

220 Series Motor Specifications

Built for mid-to-high torque applications, the 220 Series integrates Santroll’s advanced flat wire motor technology to deliver high power density and thermal efficiency in a compact structure. With flexible mechanical configurations and scalable performance, it suits a variety of demanding operational environments.

Technical Highlights

  • Stator Diameter: 220 mm
  • Stator Stack Thickness: 60–300 mm
  • Rated Speed: 2,000–6,000 RPM
  • Rated Torque: 70–420 N·m
  • Rated Power: 14–150 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 boosts torque and efficiency
  • Improved Thermal Management: 17.5% lower winding temperature rise than round wire motors
  • Compact Design: Reduced motor diameter and axis length with no performance trade-off
  • Cost-Effective Scalability: Serialized design lowers unit cost across performance levels
flat wire vs round wire

Application Areas

Ideal for ground-based systems such as electric utility vehicles, material handling equipment, automated machinery, and other industrial use cases requiring high torque in a compact and efficient form.

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