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Siemens
1FT7034-1AK71-1CH1
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 1FT7034-1AK71-1CH1 |
| Manufacturer | Siemens |
| Type | Synchronous Motor |
| Rated Speed | 6,000 rpm |
| Maximum Speed (Mechanical) | 10,000 rpm |
| Maximum Speed (Inverter) | 10,000 rpm |
| Rated Torque (100 K) | 1.4 Nm |
| Maximum Torque | 8.0 Nm |
| Rated Current | 2.10 A |
| Maximum Current | 12.00 A |
| Number of Poles | 6 |
| Static Torque (60 K) | 1.6 Nm |
| Static Torque (100 K) | 2.0 Nm |
| Stall Current (60 K) | 2.20 A |
| Stall Current (100 K) | 2.70 A |
| Rotor Moment of Inertia | 0.98 kgcm² |
| Efficiency | 90.0 % |
| Torque Constant | 0.74 Nm/A |
| Voltage Constant at 20º C | 49.0 V/1000 min⁻¹ |
| Winding Resistance at 20º C | 2.40 Ω |
| Rotary Field Inductance | 9.7 mH |
| Electrical Time Constant | 4.00 ms |
| Mechanical Time Constant | 1.10 ms |
| Thermal Time Constant | 25 min |
| Shaft Torsional Stiffness | 3,650 Nm/rad |
| Net Weight of the Motor | 4.2 kg |
| Motor Type | Permanent-magnet Synchronous Motor |
| Cooling | Natural Cooling |
| Radial Runout Tolerance | 0.035 mm |
| Concentricity Tolerance | 0.080 mm |
| Axial Runout Tolerance | 0.080 mm |
| Vibration Severity Grade | Grade A |
| Degree of Protection | IP65 |
| Design | IM B5 (compatible with 1FT6) |
| Temperature Monitoring | Pt1000 temperature sensor |
| Housing Colour | Standard (pearl dark grey similar to RAL 9023) |
| Shaft End Type | Plain Shaft |
| Sensor Design | Encoder AM24DQI: Absolute encoder 24 bit + 12 bit Multiturn - with signal connection RJ45 |
| Electrical Connection | Connector turnable, Connector size 1 |
| Optimum Operating Point Speed | 6,000 rpm |
| Optimum Operating Power | 0.9 kW |
| Holding Brake Version | Permanent-magnet Brake |
| Holding Torque | 3.0 Nm |
| Braking Torque | 1.5 Nm |
| Power Supply Voltage | DC 24 V |
| Coil Current | 0.30 A |
| Permissible Brake Work | 30 J |
| Opening Time | 60 ms |
| Closing Time | 25 ms |
The Siemens 1FT7034-1AK71-1CH1 is a high-performance synchronous motor renowned for its precision and reliability in a variety of industrial applications. This compact motor is designed to deliver exceptional torque and speed stability, making it an ideal choice for tasks requiring meticulous motion control.
Engineered with a permanent-magnet design, the motor boasts an impressive rated speed of 6,000 revolutions per minute and a rated torque of 1.4 Nm at 100 K. Its efficiency is further highlighted by a 90% efficiency rating, ensuring that energy consumption is kept to a minimum while maintaining optimal performance.
The motor's physical construction is equally impressive, with a rotor moment of inertia of 0.98 kgcm² and a shaft torsional stiffness of 3,650 Nm/rad. It is built to withstand rigorous industrial environments, featuring a degree of protection rated at IP65, which ensures it is dust-tight and protected against low-pressure water jets from any direction.
Additionally, the Siemens 1FT7034-1AK71-1CH1 is equipped with an advanced sensor design, featuring an Encoder AM24DQI. This absolute encoder provides a 24-bit resolution and a 12-bit multiturn capability, allowing for precise positioning and feedback over a wide range of operating conditions.
The motor's mechanical specifications are designed for seamless integration into existing systems, with a standard shaft height of 36 and natural cooling for thermal management. The motor also includes a holding brake with a permanent-magnet design, offering a holding torque of 3.0 Nm and a braking torque of 1.5 Nm, which is essential for applications requiring secure positioning when power is removed.
Overall, the Siemens 1FT7034-1AK71-1CH1 synchronous motor is a testament to advanced engineering and manufacturing, providing a robust and precise solution for sophisticated automation tasks.
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Frequently Asked Questions
What type of motor is the Siemens 1FT7034-1AK71-1CH1?
The Siemens 1FT7034-1AK71-1CH1 is a permanent-magnet synchronous motor designed for precision and dynamic performance in various automation applications.
What are the key features of this synchronous motor?
Key features include a high maximum speed of 10,000 rpm, a rated torque of 1.4 Nm, and an efficiency of 90%. It also has a holding brake with a holding torque of 3.0 Nm and is equipped with an absolute encoder for precise positioning.
Can this motor be used with an inverter?
Yes, the motor is designed to be compatible with inverters, with a maximum permissible speed of 10,000 rpm when used with an inverter.
What is the rated speed and torque for this motor?
The rated speed for the motor is 6,000 rpm, and it has a rated torque of 1.4 Nm at 100 K temperature.
What kind of encoder does the motor come with?
The motor comes with an Encoder AM24DQI, which is an absolute encoder with a 24-bit resolution and a 12-bit multiturn capability, providing precise feedback for positioning tasks.
What is the degree of protection for this motor?
The motor has a degree of protection rated at IP65, making it suitable for use in environments where dust and water resistance are necessary.
What are the physical dimensions and weight of the motor?
The motor has a shaft height of 36 mm and a net weight of approximately 4.2 kg, making it compact and suitable for various industrial applications.
What type of cooling does the motor utilise?
This motor utilises natural cooling, which means it relies on the ambient air for dissipating heat during operation.
What is the significance of the torque constant for this motor?
The torque constant of 0.74 Nm/A is a critical parameter that defines the torque the motor will produce per ampere of current supplied, which is essential for sizing drives and control systems.
How does the holding brake function in this motor?
The holding brake is a permanent-magnet brake that provides a holding torque of 3.0 Nm to keep the motor shaft stationary when power is not applied, ensuring positional stability.
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