Overview
The Siemens 3RT2017-2HB41 is a high-performance, 3-pole SIRIUS 3RT20 power contactor designed for reliable switching of motors and control circuits. As part of the modular SIRIUS system, this contactor offers a compact design and high contact reliability, making it ideal for standard industrial control applications, particularly where space efficiency and robust, vibration-proof connections are essential.
This specific model features a 24 V DC coil with an extended operating range, making it perfectly suited for direct and efficient control via modern PLC outputs. It utilizes secure and time-saving spring-loaded terminals for both the main and auxiliary circuits.
Benefit
- PLC Output Optimization: The 24V DC coil with a wide operating factor () is specifically designed to work seamlessly and reliably with the low power outputs of modern Programmable Logic Controllers (PLCs), simplifying your control architecture.
- Fast & Maintenance-Free Wiring: The innovative spring-loaded terminal technology ensures a secure, vibration-proof connection that dramatically reduces wiring time and eliminates the need for periodic re-tightening associated with screw terminals.
- Space-Saving Compact Design: As a Frame Size S00 contactor, it offers high performance in a minimized footprint, allowing for efficient use of panel space in control cabinets.
- High Reliability: The SIRIUS 3RT20 series is known for its high contact reliability and prolonged electrical and mechanical endurance, ensuring a long service life in demanding industrial environments.
Function and Application
The Siemens 3RT2017-2HB41 functions primarily as a main power switching device for standard three-phase electrical loads. Its key functions and typical applications include:
- Motor Control: Switching 3-phase AC motors up to 5.5 kW at 400 V (AC-3 duty).
- Resistive Loads: Switching high-current resistive loads (AC-1 duty).
- Solenoid/Valve Control: Used in general control systems for actuating other components.
- Integration into Load Feeders: Designed to integrate flawlessly with other SIRIUS modular components, such as 3RV2 motor starter protectors and 3RU2 thermal overload relays, to create complete, factory-tested load feeders.
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