Siemens 3RT2017-2BB41 Power Contactor, 3-Pole, 12A, 24V DC, 1NO Auxiliary Contact, Size S00

The Siemens 3RT2017-2BB41 is a robust 3-pole power contactor engineered for the reliable switching of electrical loads in industrial environments. As a size S00 component, it offers a compact footprint while maintaining high performance standards for demanding automation and motor control tasks. Operating with a 24V DC control supply voltage and a 12A rated operational current, this device is built to provide consistent connectivity and long-term operational stability in various electrical configurations.

Advantages

This power contactor stands out due to its high reliability and compact design, which allows for efficient space utilization within control cabinets. The integration of a normally open auxiliary contact simplifies circuit monitoring and control logic. Furthermore, the device is designed for high switching frequency and durability, ensuring that it can withstand the rigors of continuous industrial operation without compromising performance or safety.

Suitable for

• Industrial motor control systems
• Automation and process control applications
• Switching of resistive and inductive loads
• Integration into control panels and distribution boards

When it may not be suitable

This contactor is not intended for applications requiring higher current ratings exceeding 12A or for AC control voltage systems. It is also not suitable for environments where the ambient temperature or vibration levels exceed the manufacturer's specified technical limits for size S00 components.

Key specifications

• Number of poles: 3
• Rated operational current: 12A
• Control supply voltage: 24V DC
• Auxiliary contacts: 1 normally open (NO)
• Size: S00

How to use

Installation should be performed by qualified personnel in accordance with local electrical regulations. The contactor is designed for mounting on standard DIN rails or via screw mounting within a control enclosure. Ensure that the control circuit is connected to the 24V DC terminals and that the main power lines are securely fastened to the load terminals. Verify that the auxiliary contact is correctly wired to your control logic before energizing the system.

What to consider before purchase

• Verify that the 24V DC control voltage matches your existing control system.
• Ensure the 12A current rating is sufficient for your specific motor or load requirements.
• Check the available space in your enclosure to accommodate the S00 size dimensions.
• Confirm that the number of auxiliary contacts meets your feedback or interlocking needs.

Usage recommendations

Regularly inspect the terminal connections for tightness and ensure the contactor remains free from dust and moisture accumulation to maintain optimal performance and longevity.