Siemens 3RT2046-1AR64 Power Contactor, S3, 95A, 45kW, 400V AC Original Brand New

Overview

The Siemens 3RT2046-1AR64 is a high-performance 3-pole power contactor from the globally renowned SIRIUS 3RT2 series. Designed for switching electric motors and other high-power loads, this robust component is an essential part of any modern industrial control system.

It features a rated operational current of 95 A (at AC-3e/AC-3, $400\text{ V}$) and is suitable for motor applications up to 45 kW at $400\text{ V}$. The compact Size S3 design ensures excellent performance in a space-saving footprint. It is equipped with a standard $400\text{ V AC},50\text{ Hz}/400\text{–}440\text{ V},60\text{ Hz}$ control coil and integrated auxiliary contacts, offering high reliability and operational flexibility.

Benefit

• Exceptional Reliability: The SIRIUS 3RT2 series is known for its long mechanical and electrical service life, minimizing downtime and maintenance.
• High Switching Performance: Optimized for demanding motor switching applications up to $95\text{ A}$ and $45\text{ kW}$.
• Integrated Control Flexibility: Features built-in 2 NO + 2 NC auxiliary contacts, reducing the need for external components and simplifying wiring.
• Space-Saving Design: The compact Size S3 form factor allows for efficient use of panel space in control cabinets.
• Global Compliance: Complies with international standards like IEC and is IE3/IE4 ready, ensuring suitability for worldwide applications.

Function / Application

The Siemens 3RT2046-1AR64 power contactor is primarily used for:

1. Motor Switching: Starting, stopping, and reversing of 3-phase AC motors (up to $45\text{ kW}$).
2. Load Control: Switching of high-power electrical loads such as heating systems, lighting, and power distribution circuits.
3. Automation Systems: Integration into complex automation and control panels using its auxiliary contacts for interlocking and feedback signaling.

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