Siemens 3RV2032-4WA10: SIRIUS 3RV2 Motor Starter Protector Size S2
The Siemens 3RV2032-4WA10 is a high-performance, current-limiting motor starter protector from the SIRIUS 3RV2 series. Engineered for Size S2, this robust circuit breaker is designed for the reliable protection of motors and industrial systems against short-circuits, overloads, and phase failures. It is a fundamental component for ensuring the operational safety of high-tier automation infrastructures and preventing downtime in demanding industrial environments.
This device is optimized for load feeders and provides a seamless integration into the modular SIRIUS innovation system, allowing for compact control cabinet layouts and efficient power distribution.
Technical Specifications and Protective Features
According to the official Siemens technical documentation, the 3RV2032-4WA10 includes the following characteristics:
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Frame Size: S2 (55 mm width) for high power density.
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Thermal Overload Release: Adjustable current setting range from 42.0 to 52.0 Amps.
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Instantaneous Release: Magnetic trip fixed at 676 Amps for immediate short-circuit response.
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Breaking Capacity: High switching capacity of 65 kA at 400 V AC.
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Operational Voltage: Rated for up to 690 V AC.
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Connection System: Robust screw-type terminals for secure and durable high-current wiring.
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Ambient Temperature: Compensated for operation between -20 °C and +60 °C.
Strategic Advantages for Industrial Motor Control
The 3RV2032-4WA10 provides key benefits for maintaining high-availability production lines:
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Triple-Function Integration: Combines motor protection, short-circuit protection, and disconnect functions in a single, compact unit, significantly reducing hardware and installation costs.
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Global Compliance: Fully certified to IEC, UL, and CSA standards, facilitating its implementation in machinery destined for international export.
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Superior Durability: Engineered for a mechanical service life of 50,000 switching cycles, ensuring longevity in high-frequency industrial operations.
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Visual Diagnostics: Features a clear, lockable rotary switch handle with three distinct positions (ON-OFF-TRIPPED) for rapid fault localization and simplified maintenance protocols.
