
Siemens 3RT2017-1BB42
Siemens 3RT2017-1BB42 | SIRIUS 3-Pole Contactor (9A, 24V DC Coil) Overview The Siemens 3RT2017-1BB42 is a SIRIUS series 3-pole contactor, engineered for efficient switching of electric motors and industrial automation applications. With a 9A (AC-3) rated current and 24V DC coil voltage, this contactor is ideal for controlling three-phase motors up to 4kW (400V). Its compact design, high durability, and reliable switching performance make it suitable for use in manufacturing, conveyor systems, HVAC, and industrial power control panels. Key Features 9A Rated Current (AC-3) – Supports motors up to 4kW (400V). 3-Pole Configuration – Designed for three-phase motor control. 24V DC Coil Voltage – Ensures energy-efficient and stable operation. Integrated Auxiliary Contacts (1 NO + 1 NC) – Provides additional control functionality. Screw Terminal Connections – Ensures secure and easy wiring. Compact & Durable Design – Ideal for space-saving control panels. IEC & UL Compliant – Meets international safety and performance standards. Technical Specifications Model: 3RT2017-1BB42 Series: SIRIUS 3RT20 Number of Poles: 3 Main Contact Type: Normally Open (NO) Rated Operational Current (AC-3): 9A Maximum Motor Power (400V AC-3): 4kW Coil Voltage: 24V DC Auxiliary Contacts: 1 Normally Open (1 NO) + 1 Normally Closed (1 NC) Mounting Type: DIN Rail Certifications: CE, UL, RoHS Applications Motor Control: Ensures smooth and efficient three-phase motor operation. Industrial Machinery: Reliable switching for pumps, fans, and conveyor systems. HVAC & Building Automation: Controls compressors, heating, and ventilation systems. Power Distribution Panels: Supports automated switching in industrial circuits. Why Choose the Siemens 3RT2017-1BB42? Reliable Motor Switching – Enhances motor protection and performance. Compact & Versatile – Ideal for integration into industrial control panels. Highly Durable & Safe – Built to withstand demanding industrial environments. Order Now Upgrade your motor control system with the Siemens 3RT2017-1BB42 SIRIUS contactor. Fast shipping and worldwide delivery available.