Siemens 3RT2017-2AB02 SIRIUS Power Contactor 12A, 5.5kW, 24V AC, 1NC Auxiliary, Spring-Loaded Terminal, Size S00 Original Brand New

Overview

The Siemens 3RT2017-2AB02 is a high-performance power contactor from the trusted SIRIUS series, engineered for reliable switching of electric motors and other industrial loads. This 3-pole contactor is rated for 12 A under AC-3e/AC-3 operation and can handle motor loads up to 5.5 kW at 400 V. Its compact Size S00 design makes it ideal for space-constrained applications.

Featuring a robust 24 V AC control voltage, a built-in 1 NC (normally closed) auxiliary contact, and innovative spring-loaded terminals, this contactor offers quick, secure, and vibration-proof wiring, significantly reducing installation time and maintenance.

Key Benefit

• High Performance & Reliability: Part of the globally recognized Siemens SIRIUS series, ensuring consistent and dependable operation in demanding industrial environments.
• Space-Saving Design: The compact Size S00 frame allows for efficient use of panel space, making it perfect for modern, high-density control cabinets.
• Fast & Secure Wiring: The innovative spring-loaded terminals provide a gas-tight, vibration-proof connection without the need for tools, speeding up installation and enhancing long-term reliability.
• Integrated Auxiliary Contact: The built-in 1 NC auxiliary contact simplifies control circuit design and reduces the need for additional components.
• Versatile Application: Suitable for a wide range of applications including motor control, resistive loads, and general switching tasks.

Technical Specification

• Product Number: 3RT2017-2AB02
• Product Series: SIRIUS 3RT
• Rated Operational Current (AC-3e/AC-3): 12 A
• Rated Power (AC-3e/AC-3): 5.5 kW @ 400 V
• Number of Poles: 3-pole
• Control Voltage: 24 V AC, 50/60 Hz
• Auxiliary Contacts: 1 NC (Normally Closed)
• Terminal Type: Spring-loaded terminal
• Size: S00

Function

The Siemens 3RT2017-2AB02 power contactor serves as an electromechanical switch to control the flow of electrical power to a load, such as an electric motor. When the 24 V AC control voltage is applied to its coil, it energizes and closes the main contacts, allowing power to flow to the connected equipment.

The integrated 1 NC auxiliary contact changes state (opens) when the main contacts close, providing a signal for interlocking or status feedback in the control circuit. The spring-loaded terminals ensure a reliable connection even in high-vibration environments, preventing loose wiring and potential faults.

Application

• Motor control in machinery and automation systems
• Heating and lighting circuits
• Pumps, fans, and conveyor systems
• General purpose switching of industrial loads

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