Overview
The Siemens SIRIUS 3RT2028-2AV04 is a high-performance, 3-pole power contactor from the globally recognized SIRIUS 3RT2 series, designed for optimal motor control and reliable switching of three-phase loads up to 18.5 kW at 400V (AC-3/AC-3e). This contactor features a rated operational current of 38A and utilizes fast, vibration-proof spring-loaded terminal technology for easy and secure wiring. Engineered for maximum efficiency and compact design (Size S0), the 3RT2028-2AV04 is the ideal solution for sophisticated industrial control systems.
Key Benefit
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High Reliability: Handles AC-3e/AC-3 loads efficiently, ensuring long-lasting performance.
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Versatile Applications: Suitable for motor control, lighting, and other industrial operations.
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Easy Installation & Maintenance: Spring-loaded terminals and removable auxiliary switch reduce downtime.
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Compact Design: Size S0 allows installation in tight spaces without compromising functionality.
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Enhanced Control: Equipped with 2 NO + 2 NC auxiliary contacts for flexible circuit management.
Function & Features
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Rated Current: 38 A
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Rated Power: 18.5 kW / 400 V AC
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Poles: 3-pole contactor
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Frequency: 50 Hz
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Auxiliary Contacts: 2 NO + 2 NC
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Terminal Type: Spring-loaded for secure connection
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Size: S0 (compact for space-saving installation)
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Additional Features: Removable auxiliary switch for convenient customization
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