Overview
The Siemens 3RT2046-3AF00 is a robust and highly reliable SIRIUS series power contactor designed for the switching of motors and other industrial loads up to 45 kW. This 3-pole contactor is rated for AC-3e/AC-3 operation with a maximum current of 95 A at 400 V. Its compact Size S3 design makes it an excellent choice for a wide range of applications where space is a consideration.
Engineered with versatility in mind, the 3RT2046-3AF00 features a 110V AC, 50 Hz control coil, ensuring compatibility with standard industrial control systems. It offers a unique combination of connection types: robust screw terminals for the main power circuit, and convenient, time-saving spring-loaded terminals for the control and auxiliary circuits. This hybrid terminal configuration provides both secure, high-current connections and rapid, reliable wiring for control signals.
Key Benefit
- High Performance: Capable of handling demanding motor loads up to 45 kW, ensuring reliable operation in industrial environments.
- Space-Saving Design: The compact Size S3 footprint allows for efficient use of space within control panels and electrical cabinets.
- Dual Terminal System: Combines the security of screw terminals for high-current connections with the speed and reliability of spring-loaded terminals for control wiring.
- Enhanced Safety: Equipped with 1 NO + 1 NC auxiliary contacts for seamless integration into safety circuits, feedback loops, and interlocking systems.
- Global Standard: As part of the Siemens SIRIUS family, this contactor meets international standards for quality and performance, ensuring reliable operation worldwide.
- Easy Installation: Designed for simple mounting on a DIN rail or with screws, reducing installation time and effort.
Function
- Motor Switching: Efficiently controls the ON/OFF switching of three-phase AC motors in industrial machinery.
- Load Control: Suitable for switching various resistive and inductive loads, including heaters, transformers, and lighting circuits.
- Automation Integration: The integrated auxiliary contacts allow for use in complex control circuits, enabling remote monitoring and automation.
- Overload Protection Integration: Designed for seamless integration with Siemens SIRIUS overload relays (sold separately) to provide comprehensive motor protection.
Technical Specification
- Product Number: 3RT2046-3AF00
- Product Type: Power Contactor
- Rated Operating Current (AC-3e/AC-3): 95 A
- Rated Power (AC-3e/AC-3): 45 kW at 400 V
- Number of Poles: 3-pole
- Control Supply Voltage (Coil): 110 V AC, 50 Hz
- Auxiliary Contacts: 1 NO (Normally Open) + 1 NC (Normally Closed)
- Main Circuit Terminals: Screw Terminals
- Control/Auxiliary Circuit Terminals: Spring-loaded Terminals
- Size: S3
- Series: SIRIUS
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