Overview
The Siemens SIRIUS 3RT2035-3NB30-0CC0 is a high-performance, 3-pole power contactor designed for robust and reliable switching of motors and other electrical loads. Part of the trusted SIRIUS family, this contactor is built for demanding industrial environments and offers a unique combination of versatility and efficiency. Its compact S2 size, combined with a 41 A rating, makes it a powerful yet space-saving solution for control panels and automation systems.
Key Benefit
- Exceptional Versatility: The wide 20-33V AC/DC control voltage range simplifies inventory and allows for flexible application in various control systems.
- Enhanced Reliability: Integrated varistor provides surge protection, safeguarding the coil and surrounding components from voltage spikes.
- Flexible Connectivity: Main circuit uses secure screw terminals, while the control and auxiliary circuits utilize time-saving spring-loaded terminals, streamlining wiring and maintenance.
- Compact Design: The S2 size saves valuable space within your control cabinet without compromising on performance.
- Advanced Features: Communication-capable for integration into modern, intelligent control systems, allowing for remote monitoring and diagnostics.
Technical Specifications & Function
- Product Number: 3RT2035-3NB30-0CC0
- Product Type: Power Contactor
- Application: AC-3e/AC-3 switching of motors
- Rated Operational Current (Ie): 41 A (at up to 60 °C)
- Rated Power: 18.5 kW at 400 V (AC-3)
- Number of Poles: 3
- Control Supply Voltage (Us): 20 – 33 V AC/DC (50/60 Hz)
- Integrated Protection: Varistor
- Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)
- Main Circuit Connections: Screw Terminals
- Control/Auxiliary Circuit Connections: Spring-loaded Terminals
- Size: S2
- Communication: Communication-capable
- Operating Frequency: 50/60 Hz
- Dimensions: For precise dimensions, please refer to the official Siemens datasheet.
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