Overview
The Siemens 3RT2518-1BF40 is a robust and reliable power contactor designed for industrial and commercial electrical systems. Engineered to handle demanding AC-3 loads, this 16 A, 7.5 kW / 400 V contactor provides dependable performance and long service life. With a 4-pole design, 110 V DC coil, and versatile screw terminals, it ensures easy installation and secure connections. Its combination of 2 NO + 2 NC main contacts allows for flexible circuit configurations, making it perfect for motors, lighting systems, and other high-power applications.
Benefits & Advantages
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Space-Saving Design: The Size S00 footprint allows for higher component density in control cabinets, reducing overall panel size and cost.
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Versatile Switching: The 4-pole (2 NO + 2 NC) configuration simplifies wiring for specialized circuits like auxiliary loops, braking resistors, or dual-motor control.
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High Reliability: Built with the proven SIRIUS quality, the contactor ensures a long service life and reliable switching under heavy-duty industrial conditions.
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Global Standard: As a Siemens 3RT2 product, it meets international standards, making it suitable for global machinery export and deployment.
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Easy Installation: Screw terminals ensure fast, secure, and intuitive wiring.
Functions & Applications
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Switching motors and electrical loads in industrial environments.
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Controlling lighting and heating systems.
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Integration in automation panels and switchgear.
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Reliable protection for commercial and industrial electrical circuits.
Technical Specification
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Model: Siemens 3RT2518-1BF40
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Type: Power Contactor
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Rated Current (AC-3): 16 A
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Power (AC-3, 400V): 7.5 kW
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Poles: 4
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Coil Voltage: 110 V DC
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Main Contacts: 2 NO + 2 NC
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Connection Type: Screw terminal
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Size: S00
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