Overview
The Siemens 3RT2024-2BE40 is a highly efficient, 3-pole SIRIUS 3RT20 series power contactor designed for switching motors up to at (AC-3e/AC-3 rated). This robust component is integral to modern industrial control systems, offering excellent performance within a compact size S0 footprint.
Engineered for reliable operation, it features a operating coil and employs time-saving spring-loaded terminals for a fast, vibration-proof, and maintenance-free connection. With integrated auxiliary contacts of , it is ready for immediate integration into complex control circuits.
Benefit & Advantages
- Fast, Secure Wiring: Spring-loaded terminals drastically reduce wiring time and ensure a highly reliable, vibration-proof connection, reducing maintenance costs.
- Space-Saving Design: The compact Size S0 allows for high-density installation in control cabinets, optimizing panel space.
- DC Coil Efficiency: The coil is ideal for use in direct current control systems, often offering lower holding power consumption compared to AC coils.
- Integrated Auxiliary Contacts: The built-in contacts simplify circuit design and reduce the need for external add-on blocks.
- SIRIUS Modular System: Full compatibility with the extensive SIRIUS modular system accessories (e.g., overload relays, function modules) for flexible and tested load feeder configurations.
- Global Standard Compliance: Approved globally for international applications, ensuring peace of mind for export-oriented machinery or multinational projects.
Function & Application
The Siemens 3RT2024-2BE40 power contactor is primarily used as an electromechanical switching device for:
- Motor Switching: Starting and stopping 3-phase AC motors (direct-on-line starting).
- Resistive Loads: Switching non-inductive or lightly inductive loads (AC-1 applications).
- Basic Control Circuits: As a key component in contactor assemblies, motor starters, and reversing contactor combinations.
- Industrial Machinery: Used in pumps, conveyors, fans, compressors, and various automated production lines.
Installation and Compatibility
This contactor is designed for quick mounting on a DIN rail and is compatible with the entire SIRIUS series of Motor Starter Protectors and thermal overload relays, facilitating the construction of complete motor feeders.
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