Siemens 3RT2017-1LF42-0LA0 Traction Contactor 12A, 5.5kW / 400V, 3-Pole, 110V DC Coil Original Brand New

Overview

The Siemens 3RT2017-1LF42-0LA0 is a high-performance traction contactor designed for reliable control of motors and electrical loads in demanding industrial applications. Part of the SIRIUS 3RT2 series, this contactor delivers excellent electrical endurance, compact design, and integrated protection components, making it ideal for automation systems, machinery control, and traction applications.

Key Features & Specifications

• Product Type: Traction Contactor

• Manufacturer: Siemens

• Series: SIRIUS 3RT2

• Rated Operational Current (AC-3/AC-3e): 12 A

• Rated Power: 5.5 kW at 400 V

• Number of Poles: 3-Pole

• Control Voltage: 110 V DC

• Operating Voltage Range: 0.7 – 1.25 × Uc

• Integrated Protection: Built-in varistor for surge suppression

• Auxiliary Contacts: 1 NC (Normally Closed)

• Terminal Type: Screw terminal

• Frame Size: S00

• Additional Component: Plugged-on series resistor

Benefits

• Compact & Reliable: Space-saving S00 frame design ensures easy integration into control panels.

• Enhanced Protection: Integrated varistor safeguards coils from voltage surges and spikes.

• Energy Efficient: Optimized contact system minimizes power loss and ensures long lifespan.

• Flexible Operation: Wide control voltage range (0.7–1.25 × Uc) for stable performance under variable conditions.

• Trusted Siemens Quality: Designed for durability, reliability, and precision in industrial environments.

Functions & Applications

The Siemens 3RT2017-1LF42-0LA0 traction contactor is engineered for:

• Motor control systems in industrial automation

• Traction systems and electric drive controls

• Switching and protection of power circuits

• Use in manufacturing plants, conveyors, and machinery

For more our products visit turll