Siemens 1PH8224-1HF21-2EA2: SIMOTICS M-1PH8 High-Performance AC Motor
The Siemens 1PH8224-1HF21-2EA2 is a high-performance asynchronous induction motor from the SIMOTICS M-1PH8 series, engineered for the most demanding motion control and main drive applications. This compact motor is designed to operate seamlessly with the SINAMICS S120 drive system, offering exceptional dynamic response and high speed precision. It is a critical component for industrial sectors such as printing, packaging, and high-speed machine tool manufacturing.
Constructed for maximum reliability, the 1PH8224-1HF21-2EA2 features advanced thermal management through forced ventilation, ensuring consistent torque delivery across a wide speed range while maintaining high operational availability in 24/7 production environments.
Technical Specifications and Mechanical Design
Based on official Siemens technical data sheets, the 1PH8224-1HF21-2EA2 includes the following characteristics:
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Motor Type: Asynchronous induction motor (Compact).
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Shaft Height: 225 mm.
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Cooling: Forced ventilation (Separate fan unit) for optimal heat dissipation.
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Encoder System: Integrated incremental encoder (sin/cos 1 Vpp) for high-resolution feedback.
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Shaft Design: Plain shaft (without fitted key) for superior balance at high speeds.
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Degree of Protection: IP55-rated, ensuring durability against dust and water splashes in industrial settings.
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Thermal Protection: Integrated KTY84-130 temperature sensors for precise winding monitoring.
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Vibration Severity: Grade R (Reduced) for ultra-smooth mechanical operation.
Strategic Benefits for Industrial Drive Architectures
The 1PH8224-1HF21-2EA2 offers essential advantages for high-tier automation systems:
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Extreme Dynamic Performance: Low rotor inertia enables rapid acceleration and deceleration cycles, significantly increasing machine throughput.
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Modular Flexibility: The SIMOTICS M-1PH8 architecture allows for flexible integration into various machine designs with multiple mounting and connection options.
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High Power Density: Provides high torque and power output relative to its compact frame size, allowing for more efficient machine footprints.
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Digital Integration: Designed for the digital era of automation, this motor facilitates rapid commissioning and precise speed control when paired with Siemens SINAMICS converters.
