Siemens SIMOTICS S-1FL6 AC Servo Motor 1.5kW 3000rpm

Technical Overview

1.5kW 230V 3AC SIMOTICS S-1FL6 servo motor with 20-bit absolute encoder, 4.78Nm torque, 3000rpm, holding brake, and IP65 protection.

Key Features

Low-inertia and high dynamic performance for fast response.
Equipped with a pre-assembled multi-turn absolute encoder, providing 20-bit resolution.
Shaft design includes a feather key and keyway for secure coupling.
Integrated holding brake for secure load retention and safety.
IP65 degree of protection with sealing ring for harsh environments.
Optimally compatible with Siemens SINAMICS V90 drive systems.
Features a robust 100x100mm flange for standard mounting.
Designed for efficient operation under standard industrial 230 V 3AC voltage.
Complies with RoHS directives and industry standards for safety and environmental performance.

Technical Specification Matrix

Parameter	Value
Motor Type	AC Servo Motor
Series	SIMOTICS S-1FL6
Rated Power (PN)	1.5 kW (2.04 HP)
Rated Voltage	230 V 3AC
Rated Speed (NN)	3000 rpm
Rated Torque (MN)	4.78 Nm (nominal)
Stall Torque (M0)	4.78 Nm static
Maximum Torque	14.3 Nm (10% tolerance)
Shaft Height	50 mm
Encoder Type	Absolute 20-bit (12-bit multi-turn)
Shaft Design	With feather key and keyway (Tolerance N)
Brake	With holding brake
Degree of Protection	IP65 with sealing ring
Flange Mounting	100x100mm
Moment of Inertia	0.0000224 kg·m² / 22.4 kg·mm²
Noise Level	60 dB
Operating Temperature (without derating)	0°C to 30°C (32°F to 86°F)
Storage Temperature	-20°C to +65°C
Compatible Drive Systems	SINAMICS V90
Physical Weight (kg)	7
Dimensions L x W x H (cm)	43.2 x 22 x 25

Industrial Applications

1. High-Precision Packaging Machines

This servo motor is suitable for high-speed and high-accuracy packaging lines, enabling precise product placement, sealing, and cutting operations. Its 20-bit absolute encoder ensures exact positioning, critical for consistent package quality and minimal material waste.

Problem Solved

Achieves fast, repeatable, and highly accurate motion control for delicate or complex packaging tasks, reducing errors and increasing throughput.

Packaging automationPrecise positioningHigh-speed indexingAbsolute encoderIP65 protectionHolding brake

2. Automated Material Handling Systems

Ideal for driving conveyor belts, robotic arms, or gantry systems in demanding industrial environments. The 1.5kW power and 4.78Nm torque provide sufficient force for moving moderate loads, while the IP65 rating protects against dust and water splashes often present in such settings. The integrated holding brake ensures loads are securely held during stops or power loss.

Problem Solved

Provides reliable and precise motion for material transfer and robotic manipulation in dusty or damp industrial settings, ensuring safety and operational continuity.

Conveyor systemsRobotic actuationMaterial transferIP65Holding brakePrecise speed control

3. Light-Duty CNC Machine Tool Axis Drives

Suitable for light-duty CNC machining applications such as small milling machines, engraving machines, or pick-and-place systems, where precise control over tool or workpiece position is crucial. The 20-bit absolute encoder guarantees high-resolution feedback for closed-loop control, and the 3000 rpm rated speed allows for moderate processing speeds.

Problem Solved

Enables accurate and repeatable motion control for machining axes, contributing to high-quality finished products and efficient production cycles in light manufacturing.

CNC machiningAxis controlAbsolute encoderHigh resolutionPrecise speedCompact drive