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Siemens 1FK7042-5AK71-1EH0 SIMOTICS S Servo Motor

Siemens SIMOTICS S 1FK7 Compact servo motor with holding brake.

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ManufacturerSiemens

Part number1FK7042-5AK71-1EH0

Torque 3.0 Nm

Speed 6000 rpm

Power 1.02 kW

Cooling Naturally cooled

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SIMOTICS S synchronous servo motor 1FK7 Compact design 3.0 Nm torque Absolute encoder (ENDAT 2048 P/REV) Plain shaft Holding brake IP64 protection

Product description

The Siemens 1FK7042-5AK71-1EH0 is a SIMOTICS S compact synchronous servo motor designed for high-precision motion control. It offers 3.0 Nm of torque, operates at 6000 rpm, and provides 1.02 kW of continuous power. This naturally cooled motor features an IM B5 mounting flange, a rotatable power/signal connector, and an ENDAT 2048 P/REV absolute encoder. It includes a plain shaft (tolerance N) and a holding brake, with an IP64 degree of protection.

This servo motor is ideal for applications requiring dynamic performance and accurate positioning, commonly found in industries such as aerospace, medical equipment manufacturing, and advanced robotics. Its combination of a holding brake and absolute encoder ensures safety and precise control in demanding automation tasks.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation components, offers the Siemens 1FK7042-5AK71-1EH0. We provide reliable and cost-effective solutions for your automation needs. Choose Stanlo Automation for your Siemens servo motor requirements and benefit from our commitment to quality and customer service.

Technical specifications

Torque	3.0 Nm
Speed	6000 rpm
Power	1.02 kW
Cooling	Naturally cooled
Mounting	IM B5
Encoder	ENDAT 2048 P/REV Absolute Encoder
Shaft	Plain shaft, Tolerance N
Brake	With holding brake
IP Rating	IP64

Common applications

Aerospace

Medical equipment

Advanced robotics

Machine tools

Automation systems

High-precision manufacturing

Compatible systems

Siemens SIMATIC drives SINAMICS drives Motion control systems

Also known as

Siemens SIMOTICS S 1FK7 1FK7 Servo Siemens Compact Servo Motor

Replaces / compatible with

This part is a specific configuration within the Siemens SIMOTICS S 1FK7 series. For replacements, ensure the technical specifications, including the presence of a holding brake and plain shaft, match your exact application requirements.

Technical note

Expert tip

The plain shaft on this model requires appropriate coupling methods for motor connection, and the holding brake should be considered for applications needing static load retention.

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Frequently asked questions

What is the role of the holding brake in the 1FK7042-5AK71-1EH0 servo motor?

The holding brake in the Siemens 1FK7042-5AK71-1EH0 provides a mechanical brake to secure the motor shaft when power is removed or during emergency stops. This ensures the load remains in position, adding a crucial safety and holding feature for applications requiring static load support.