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Siemens 1FK7-CT Synchronous Motor — 2.1 kW, 2000 RPM

Siemens 1FK7-CT Series Synchronous Motor

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ManufacturerSiemens

Part number1FK7081-2AC71-1QH0

Manufacturer Siemens

Part Number 1FK7081-2AC71-1QH0

Product Type SIMOTICS S Synchronous Motor

Series 1FK7-CT

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SIMOTICS S Technology High Torque Density Absolute Encoder with DRIVE-CLiQ Holding Brake Included IP64 Protection Naturally Cooled

Product description

The Siemens 1FK7081-2AC71-1QH0 is a SIMOTICS S synchronous motor from the 1FK7-CT series. It features a rated power of 2.1 kW and a nominal speed of 2000 rpm, operating with a DC link voltage of 600V. The motor produces a nominal torque of 12 Nm (at 100K) and is naturally cooled. Its design conforms to IMB 5 (IM V1, IM V3) with a flange 1, a rotatable power connector, and an absolute encoder (single-turn, 20-bit with DRIVE-CLiQ interface, encoder AS20DQI). This model has a smooth shaft with tolerance N, includes a holding brake, and offers an IP64 degree of protection.

This motor is suitable for a wide range of industrial applications requiring precise motion control and high performance, including machine tools, packaging machinery, and automation systems. Its robust construction and integrated features make it ideal for demanding environments and dynamic operations.

Stanlo Automation, a veteran-owned business, offers reliable surplus industrial parts like the Siemens 1FK7081-2AC71-1QH0. We provide quality components with expert support, ensuring your automation needs are met efficiently and cost-effectively.

Technical specifications

Manufacturer	Siemens
Part Number	1FK7081-2AC71-1QH0
Product Type	SIMOTICS S Synchronous Motor
Series	1FK7-CT
Rated Power (PN)	2.1 kW
DC Link Voltage (UDC)	600V
Nominal Torque (M0)	12 Nm (100K)
Nominal Speed (NN)	2000 rpm
Cooling	Naturally cooled
Mounting	IMB 5 (IM V1, IM V3) Flange 1
Power Connector	Rotatable
Encoder	Absolute, Single-turn, 20-bit, DRIVE-CLiQ (AS20DQI)
Shaft	Smooth, Tolerance N
Brake	With holding brake
IP Rating	IP64

Common applications

Machine Tools

Packaging Machinery

Robotics

Automation Systems

Material Handling

Textile Machinery

Compatible systems

Siemens SINAMICS Drives Siemens SIMOTION Controllers Compatible PLCs with motion control capabilities

Also known as

Siemens 1FK7 synchronous motor SIMOTICS S 1FK7-CT 1FK7081 motor

Replaces / compatible with

This motor is part of the Siemens SIMOTICS S 1FK7 series and is designed for direct replacement or upgrade within compatible systems.

Technical note

Expert tip

Ensure proper ventilation is maintained around the naturally cooled design to achieve optimal performance and longevity.

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Frequently asked questions

What are the key specifications of the Siemens 1FK7081-2AC71-1QH0 motor?

The Siemens 1FK7081-2AC71-1QH0 is a 2.1 kW synchronous motor running at 2000 rpm with a 12 Nm nominal torque. It features an IP64 rating, a holding brake, and a 20-bit absolute encoder with a DRIVE-CLiQ interface.