Overview
The Siemens SIRIUS 3RT2046-1AP04-3MA0 is a high-performance power contactor designed for the most demanding industrial applications. As a key component in the SIRIUS modular system, this size S3 contactor provides reliable and efficient switching for motors and other electrical loads. With a rated operational current of 95 A (AC-3e/AC-3) and a power rating of 45 kW at 400 V, it is suitable for heavy-duty applications. The built-in 2 NO + 2 NC auxiliary contacts offer enhanced flexibility for control circuits, while the robust screw terminals ensure secure and simple wiring. The 230 V AC, 50 Hz control voltage and captive auxiliary switch make it a versatile and dependable choice for a wide range of machinery and control systems.
Key Product Features
- Product Number: Siemens 3RT2046-1AP04-3MA0
- Contactor Type: Power Contactor
- Rated Current: 95 A (AC-3e/AC-3)
- Rated Power: 45 kW at 400 V
- Number of Poles: 3-pole
- Coil Voltage: 230 V AC, 50 Hz
- Auxiliary Contacts: 2 Normally Open (NO) + 2 Normally Closed (NC)
- Terminal Type: Screw Terminal
- Frame Size: S3
- Special Feature: Captive auxiliary switch for added convenience.
Benefit
- High Reliability: Part of the globally recognized Siemens SIRIUS family, ensuring consistent performance and long service life.
- Enhanced Safety: The captive auxiliary switch prevents accidental removal and ensures a secure connection.
- Versatile Application: Ideal for motor control, switching resistive loads, and other industrial automation tasks.
- Easy Integration: Designed for seamless integration into existing control panels and automation systems.
- Simplified Wiring: Robust screw terminals allow for straightforward and reliable electrical connections.
- Space-Saving Design: Despite its high power rating, the S3 size is compact, helping to optimize panel space.
- Comprehensive Support: Backed by Siemens’ extensive global support network and technical documentation.
Function
- Motor Control: Serves as a primary switching device for controlling the on/off state of 3-phase AC motors.
- Load Switching: Efficiently switches high-current loads, protecting downstream equipment from electrical surges.
- Safety Interlocking: The auxiliary contacts can be used for safety interlocks, status signaling, and control circuit feedback.
- Automation Integration: Works in conjunction with PLCs, pushbuttons, and other control devices to automate industrial processes.
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