Siemens 3RT2017-2BB44-3MA0 Power Contactor 12A, 5.5kW, 3-Pole, 24V DC, AC-3/AC-3e, Spring-Loaded Terminal Original Brand New

Overview

The Siemens SIRIUS 3RT2017-2BB44-3MA0 Power Contactor is a robust and compact switching device designed for high-performance motor control applications. Operating under both AC-3e and AC-3 categories, this 3-pole contactor is rated for 12 A (up to 5.5 kW at 400 V). It features a reliable 24 V DC operating voltage, making it ideal for integration into modern, low-voltage control circuits.

Engineered in the compact size S00, the 3RT2017-2BB44-3MA0 is perfect for space-saving installations. The inclusion of 2 NO and 2 NC captive auxiliary contacts ensures comprehensive signaling and interlock functionality. Its spring-loaded terminal technology guarantees fast, vibration-proof, and maintenance-free wiring.

Benefits & Features

• Exceptional Reliability: Designed for standard switching tasks of motors, ensuring a long operational lifespan and high availability.

• Fast & Secure Wiring: Spring-loaded terminal technology allows for quick, tool-free wiring connection, resisting vibration and eliminating the need for periodic retightening.

• Comprehensive Functionality: Integrated 2 NO + 2 NC captive auxiliary switch provides necessary feedback and interlocking capabilities right out of the box.

• Space-Saving Design: Compact Size S00 minimizes panel space requirement, maximizing efficiency in electrical enclosures.

• DC Control Compatibility: 24 V DC coil voltage is compatible with common PLC outputs and low-voltage industrial control systems.

• Energy Efficiency: Complies with the AC-3e standard, indicating optimized power consumption.

Function and Application

The Siemens 3RT2017-2BB44-3MA0 contactor is the essential component for:

• Switching 3-phase AC motors (up to 5.5 kW).

• Controlling resistive loads.

• Use in machinery and plant engineering, including pumps, compressors, and conveyors.

• Integration into automated industrial systems requiring precise 24V DC control.

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