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High Performance Automotive Control Module AKM21G-EKM21G-ENBN2- 00 | OEM Industrial Electronic Part

The Kollmorgen AKM21G-EKM21G-ENBN2-00 is a compact AKM series brushless synchronous servo motor designed for high-precision motion control in space-limited industrial automation applications.

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Technical Parameters Manufacturer: Kollmorgen Series: AKM Servo Motor Model: AKM21G-EKM21G-ENBN2-00 Frame Size: 58 mm (AKM21) Rotor Stack Length: 1 Winding Code: G (balanced torque / speed optimized winding) Mounting Type: IEC standard flange mount (compact size) Shaft Type: Smooth shaft (no keyway) Feedback System: High-resolution incremental encoder with commutation (EKM21G variant) Connector Type: IP65 rotatable motor connectors Brake: Without holding brake Rated DC Bus Voltage: up to 640 VDC Maximum Speed: up to 8000 rpm Continuous Stall Torque: approx. 0.4 – 0.6 Nm (AKM21G class range) Peak Torque: approx. 1.2 – 1.6 Nm Continuous Current: approx. 1.5 – 2.2 A RMS Peak Current: approx. 5 – 7 A RMS Torque Constant (Kt): approx. 0.25 – 0.35 Nm/A RMS Winding Resistance: approx. 2.5 – 3.5 Ω @25°C Rotor Inertia: approx. very low micro-inertia class (~10⁻⁴ kg·m² range) Protection Class: IP65 Insulation Class: F (155°C) Thermal Sensor: PTC thermistor Cooling Method: Natural convection Operating Temperature: -20°C to +40°C Weight: approx. 1.2 – 2.0 kg Certifications: CE, UL, cURus compliant