Siemens 3RT2037-1XB40-0LA2 Traction Contactor 65A, 30kW, 3-Pole, 24V DC with Integrated Varistor Original Brand New

Overview

The Siemens SIRIUS 3RT2037-1XB40-0LA2 is a high-performance traction contactor designed for demanding applications, particularly in railway or heavy-duty industrial environments. As part of the SIRIUS 3RT2 series, this 3-pole contactor in Frame Size S2 is engineered for superior switching performance of motors and is rated for a continuous operational current of 65 A (AC-3e/AC-3) and a power rating of 30 kW at 400 V. It features an extended application range, a compact design, and exceptional reliability even under extreme temperature and operating conditions.

Key Benefit

• Extreme Application Ready: Specifically designed as a traction contactor for enhanced reliability in challenging environments like railway applications, offering an extended operating and temperature range.
• Integrated Protection: Features an integrated varistor to protect the solid-state operating mechanism and the control system from voltage surges.
• Universal Connectivity: Equipped with robust screw terminals for secure and maintenance-friendly wiring of both main and auxiliary circuits.
• Space-Saving Design: Part of the modular SIRIUS system, offering high performance in a compact, optimized Size S2 housing.
• Reliable Monitoring: Includes a pre-installed 1 NO + 1 NC auxiliary contact for straightforward status signaling and integration into control circuits.

Function & Features

• Poles: 3-pole configuration for balanced load handling.

• Coil Voltage: 24 V DC for precise and efficient operation.

• Auxiliary Contacts: 1 NO + 1 NC for flexible control integration.

• Operating Mechanism: Solid-state for fast, reliable switching.

• Frame Size: S2 for compact and space-saving installations.

• Voltage Range: 0.7–1.25*Uc for adaptability in various voltage conditions.

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