Siemens 3RT2036-3XF44-0LA2 Traction Contactor 51A, 22kW / 400V, 3-Pole, 110V DC Original Brand New

Overview

The Siemens 3RT2036-3XF44-0LA2 is a high-performance traction contactor designed for industrial and transportation applications. With a robust AC-3e/AC-3 rating and 51 A capacity, it can handle motors up to 22 kW at 400 V. Its 3-pole design ensures reliable operation, while the solid-state operating mechanism and integrated varistor provide enhanced durability and protection against voltage spikes.

Engineered for safety and flexibility, it comes with 2 NO + 2 NC auxiliary contacts, a removable auxiliary switch, and easy-to-install terminals—screw type for main circuits and spring-loaded for control circuits. The S2 frame size ensures compactness without compromising on performance.

Benefit

• Reliable Traction Operation: Handles high-power motors efficiently with AC-3e/AC-3 ratings.

• Durable Design: Solid-state operating mechanism reduces wear and tear, prolonging lifespan.

• Integrated Protection: Varistor included to protect against voltage surges.

• Flexible Connectivity: Screw terminals for main circuits and spring-loaded terminals for control circuits.

• Auxiliary Support: 2 NO + 2 NC contacts and removable auxiliary switch for versatile control options.

• Compact & Efficient: S2 frame size for space-saving installations in industrial and transport systems.

Function

• Switching and controlling traction motors.

• Protecting circuits against overloads and voltage spikes.

• Providing auxiliary signaling through NO/NC contacts.

• Ensuring reliable operation in industrial automation or rail traction applications.

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