Overview
The Siemens 3RT1075-2NF36 is a high-performance power contactor from the SIRIUS series, engineered for reliable switching of electric motors and other loads. This robust 3-pole contactor is rated for AC-3e/AC-3 applications, handling up to 400 A and 200 kW at 400 V. Its versatility is enhanced by a wide operating range for the control circuit, accepting both AC and DC voltages from 96-127 V. The contactor also features a 24 V DC PLC input, making it ideal for integration into automated systems.
Key Features & Benefit
- High-Capacity Performance: Handles heavy-duty applications with a 400 A current rating, suitable for motors up to 200 kW.
- Flexible Control: The electronic drive supports a wide control voltage range (96-127 V AC/DC) and includes a dedicated 24 V DC PLC input for seamless automation.
- Integrated Auxiliary Contacts: Comes with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, providing essential feedback and control signals for safety and monitoring circuits.
- Easy & Secure Connections: The main circuit connects via busbar, ensuring robust, high-current connections, while the control and auxiliary circuits use spring-loaded terminals for quick, vibration-proof, and maintenance-free wiring.
- Durable & Reliable: Part of the trusted SIRIUS family, known for its long service life and dependable operation in demanding industrial environments.
Technical Specification
- Product Number: 3RT1075-2NF36
- Type: Power Contactor
- Series: Siemens SIRIUS 3RT
- Poles: 3
- Operational Current (AC-3e/AC-3): 400 A
- Rated Power: 200 kW @ 400 V
- Control Voltage (Uc): 96-127 V AC/DC
- PLC Input: 24 V DC
- Auxiliary Contacts: 2 NO + 2 NC
- Drive Type: Electronic
- Main Circuit Connection: Busbar
- Control/Auxiliary Circuit Connection: Spring-loaded terminal
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