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1FK7034-2AK71-1RB0
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 1FK7034-2AK71-1RB0 |
| Manufacturer | Siemens |
| Type | Synchronous Servo Motor |
| Power Output | 0.63 kW |
| Supply Voltage | 380 to 480 V ac / 510 to 720 V dc |
| Rated Speed | 6000 rpm |
| Rated Torque | 1.6 Nm |
| Maximum Speed (Mechanical) | 10000 rpm |
| Maximum Torque | 6.5 Nm |
| Efficiency | 88.0 % |
| Rated Current | 1.55 A |
| Stall Current (60 K) | 1.3 A |
| Stall Current (100 K) | 1.9 A |
| Static Torque (100 K) | 1.35 Nm |
| Rated Torque (100 K) | 1.60 Nm |
| Moment of Inertia | 1.000 kgcm² |
| Cooling | Natural cooling |
| Degree of Protection | IP64 |
| Design | Compact, with holding brake |
| Encoder System | Encoder AM20DQI: absolute encoder 20 bits + 12 bits multi-turn |
| Electrical Time Constant | 1.71 ms |
| Mechanical Time Constant | 3.85 ms |
| Thermal Time Constant | 30 min |
| Net Weight of the Motor | 3.9 kg |
| Shaft Torsional Stiffness | 3750 Nm/rad |
| Voltage Constant at 20º C | 55.0 V/1000*min¯¹ |
| Winding Resistance at 20º C | 4.46 Ω |
| Rotating Field Inductance | 17.2 mH |
| Torque Constant | 0.84 Nm/A |
| Housing Color | Standard (Anthracite RAL 7016) |
The Siemens 1FK7034-2AK71-1RB0 is a high-performance synchronous servo motor designed for precision and dynamic motion control applications. With a power output of 0.63 kW and an operational voltage range of 380 to 480 V ac or 510 to 720 V dc, this motor is versatile and suitable for a wide array of industrial uses. It boasts a maximum speed of 6000 rpm and delivers a consistent torque of 1.6 Nm, ensuring reliable and efficient operation.
Engineered for optimum performance, the motor features a compact design that allows for easy integration into various machine configurations. The robust construction ensures durability and a long service life, even in demanding environments. The motor is equipped with a permanent-magnet brake, providing a holding torque of 1.9 Nm, which is essential for applications requiring precise positioning.
The 1FK7034-2AK71-1RB0 is equipped with an encoder system for accurate feedback and control, making it an ideal choice for applications such as robotics, CNC machinery, and automated production lines where precision is paramount. Its mechanical and electrical characteristics are finely tuned to work seamlessly with compatible Siemens drive systems, allowing for smooth and responsive control.
This motor is designed with a focus on energy efficiency, featuring an impressive efficiency rating that contributes to reduced operational costs and supports sustainable manufacturing practices. The natural cooling mechanism ensures that the motor maintains optimal temperatures during operation, further enhancing its performance and longevity.
Overall, the Siemens 1FK7034-2AK71-1RB0 synchronous servo motor is a reliable and efficient solution for modern industrial automation, offering precise control and quality performance that meets the demands of today's advanced manufacturing processes.
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Frequently Asked Questions
What are the voltage requirements for this synchronous servo motor?
The Siemens synchronous servo motor operates at a voltage range of 380 to 480 V ac or 510 to 720 V dc, ensuring compatibility with a variety of industrial power supplies.
What is the maximum speed this motor can achieve?
This motor is capable of reaching a maximum speed of 6000 rpm under optimal conditions, making it suitable for high-speed applications.
Can you describe the torque characteristics of this motor?
The motor provides a rated torque of 1.6 Nm, with an optimum power output at this torque level. It is designed to deliver consistent and reliable performance for precision-driven tasks.
Is there a holding brake feature available with this motor?
Yes, the motor comes equipped with a permanent-magnet holding brake, which provides a holding torque of 1.9 Nm, ensuring the motor maintains its position when power is not applied.
What type of cooling does the motor utilise?
This motor utilises natural cooling, which is sufficient for maintaining optimal operating temperatures during standard operation without the need for additional cooling systems.
What is the significance of the encoder system in this motor?
The motor is fitted with an Encoder AM20DQI, which is an absolute encoder with a resolution of 1048576 and a multi-turn range of 4096 revolutions. This provides precise position and speed feedback, essential for accurate control in servo applications.
How does the motor's efficiency affect its performance?
With an efficiency rating of 88%, this motor is designed to convert a high percentage of electrical energy into mechanical energy, reducing energy losses and improving overall performance.
What are the mechanical specifications like shaft height and moment of inertia?
The motor has a shaft height of 36 mm and a moment of inertia of 1.000 kgcm², which are critical factors in determining the motor's responsiveness and suitability for dynamic applications.
What type of applications is this motor typically used in?
Due to its high speed, precise control, and reliable torque output, this motor is commonly used in automation, robotics, CNC machinery, and other applications requiring precise motion control.
How does the motor's construction affect its durability?
The motor is constructed with a high degree of protection (IP64) and robust mechanical components, ensuring it can withstand the rigours of industrial environments and maintain performance over time.
