Overview
The Siemens 3RT2025-2AF04 is a high-performance power contactor designed for reliable switching of three-phase motors and industrial loads. Engineered for durability and efficiency, this 3-pole contactor supports AC-3e/AC-3 operation, ensuring stable handling of 17 A and motor power up to 7.5 kW at 400 V. With a 110 V AC 50 Hz coil, spring-loaded terminals, and a removable auxiliary switch, this device offers flexible integration into control systems and automation panels.
Benefit
High Switching Performance
Optimized for AC-3e/AC-3 applications, ensuring dependable switching of induction motors and high-load operations.
Compact & Efficient (Size S0)
Small installation footprint ideal for modern control cabinet designs.
Flexible Auxiliary Contacts
Equipped with 2 NO + 2 NC auxiliary contacts for enhanced circuit monitoring and control functionality.
Easy, Secure Installation
Spring-loaded terminals guarantee strong vibration-resistant connections and simplified wiring.
Long Service Life
Siemens engineering ensures outstanding electrical and mechanical endurance for industrial environments.
Function & Technical Features
Electrical Rating
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Operational Current (AC-3/AC-3e): 17 A
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Motor Power: 7.5 kW at 400 V
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Coil Voltage: 110 V AC, 50 Hz
Design & Construction
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Poles: 3-pole
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Size: S0
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Auxiliary Contacts: 2 NO + 2 NC
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Terminal Type: Spring-loaded terminals (fast and secure)
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Auxiliary Switch: Removable for configuration flexibility
Application
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Motor control centers
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Conveyor systems
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Pump & fan control
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Industrial automation panels
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HVAC systems
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Manufacturing equipment
For more of our high-quality industrial automation products, including the full range of Siemens SIRIUS control gear, visit turll today!












