Overview: Siemens 3RT7046-1AB00 Contactor – High-Performance Industrial Switching
The Siemens 3RT7046-1AB00 is a robust and reliable 3-pole contactor designed for demanding industrial applications. As part of the SIRIUS 3RT series, this high-performance component is engineered for switching motors and other loads up to 95A (AC-3 rating) and 45 kW at 400V. Its compact design, combined with a powerful 24 VAC, 50 Hz coil and secure screw terminals, makes it an ideal solution for a wide range of control and automation systems.
Key Features & Function
- AC-3 Rating: Specifically designed for switching motors under normal operating conditions, this contactor has a robust AC-3 rating of 95A at 400V.
- High Power Capacity: Capable of handling loads up to 45 kW (at 400V), making it suitable for medium to high-power motor applications.
- 3-Pole Configuration: Provides reliable switching for three-phase motor circuits.
- 24 VAC, 50 Hz Coil: The low-voltage control coil ensures compatibility with common control circuits while providing efficient and reliable operation.
- Compact Size S3: The standardized Size S3 frame allows for easy integration into existing control panels and switchgear.
- Secure Screw Terminals: Offers a simple and highly reliable method for wiring connections, ensuring a secure and long-lasting electrical connection.
- Modular Design: Designed to be easily combined with a range of accessories, including auxiliary contact blocks, surge suppressors, and pneumatic delay blocks, for enhanced functionality.
- High Durability: Engineered for a long service life and high operational reliability, reducing maintenance and downtime.
Benefit
- Reliability: Trust in Siemens’s global reputation for quality and engineering excellence. The SIRIUS 3RT series is known for its consistent and dependable performance in the most challenging industrial environments.
- Efficiency: The contactor’s design ensures minimal energy consumption during operation, contributing to a more efficient overall system.
- Ease of Installation: The compact size and clearly marked screw terminals simplify installation, saving time and labor costs.
- Versatility: Ideal for a variety of applications, including motor control, lighting systems, and heating circuits in manufacturing, construction, and power distribution.
- Safety: Designed to meet international safety standards, providing peace of mind for both operators and maintenance personnel.
Application
- Three-phase motor control
- Industrial automation systems
- Pump and fan control
- Heating, ventilation, and air conditioning (HVAC) systems
- Power distribution panels
- Machine and equipment control circuits
Technical Specification
- Product: Contactor
- Manufacturer Part Number: 3RT7046-1AB00
- AC-3 Rated Current: 95 A
- Rated Power (AC-3): 45 kW at 400 V
- Number of Poles: 3
- Control Supply Voltage: 24 VAC, 50 Hz
- Frame Size: S3
- Termination Type: Screw terminals
- Series: SIRIUS 3RT
- Mounting: Standard DIN rail or screw mounting
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