ETEL LMA11‑120‑3ZA‑359C Linear Motor

The ETEL LMA11‑120‑3ZA‑359C is a high‑force iron‑core linear motor designed for demanding industrial applications requiring high acceleration and stiffness. With a coil length of 120 mm and a width of 110 mm, this motor delivers substantial continuous and peak forces, making it suitable for heavy‑load positioning systems, machine tool axes, and high‑speed pick‑and‑place machines.

The iron‑core construction provides high force density and excellent thermal performance, with an integrated thermal sensor for protection. The motor features a three‑phase winding and is compatible with a wide range of servo drives.

Key Features

• Iron‑core design for high force density

• Continuous force: 150 N (air‑cooled)

• Peak force: 450 N

• Coil length: 120 mm, width: 110 mm

• Force constant: 25 N/A

• Integrated PTC thermal sensor

• Pre‑aligned magnetic ways included

Technical Specifications

Motor type: three‑phase synchronous iron‑core; voltage: 400 VAC, 50/60 Hz; back EMF: 12 V/(m/s); maximum speed: 3 m/s; inductance: 8 mH; resistance: 1.8 Ω (phase); insulation class: F; cooling: natural convection (optional water); mass: 3.5 kg.

Applications

Ideal for CNC milling, laser cutting, high‑speed gantry systems, and robotic transfer units. Also used in heavy‑duty packaging and material handling.

Installation and Integration

Mount the magnetic ways on the machine base using alignment fixtures. Attach the motor coil to the moving carriage. Connect motor cables to a suitable drive and configure parameters based on the motor's electrical data.

Reliability and Maintenance

Robust construction for harsh environments. Periodic cleaning of magnetic surfaces is recommended.

Why Choose the LMA11‑120‑3ZA‑359C?

This motor offers exceptional force and acceleration for demanding applications, with ETEL's proven reliability.

In summary, the ETEL LMA11‑120‑3ZA‑359C provides high‑force linear motion for heavy‑duty automation.