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Siemens 3RT1044-1BB44-3MA0 - Contactor 40A 110VAC/DC (3-Pole)

Siemens
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Siemens 3RT1044-1BB44-3MA0 is a heavy-duty contactor designed for reliable motor control and switching in industrial automation systems. This contactor is rated for a coil voltage of 110 VAC/DC and supports a current rating of up to 40 A, ensuring robust performance for moderate-load applications. Constructed with a compact frame size and weighing 6.39 lb, it features a screw-type terminal connection and is built for panel mounting with a NEMA starter size compatibility. The device complies with IEC and UL standards, offering protection through its integrated overload relay functions and a trip type suited for thermal-magnetic operation. Typical applications include controlling three-phase motors in conveyor systems, pumps, and compressors within manufacturing and process industries.

Key Features & Specifications
  • Type: Contactor, electromechanical, screw terminal connection
  • Voltage Rating: 110 VAC/DC (coil voltage)
  • Current Rating: 40 A (maximum)
  • Dimensions: Compact frame size, panel mount
  • Standards: IEC, UL listed
  • Applications: Motor control for conveyors, pumps, compressors
  • Switch Type: Contactor
  • Configuration: 3-pole
  • Coil Voltage Maximum: 110 V
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 110 VAC/DC
  • Amperage: 40 A
  • AIC rating: Not specified
  • Connection: Screw terminal
  • Poles: 3
  • Protection: Overload relay compatible
  • Functions: Motor switching and control
  • Frame Size: Compact
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Not applicable
  • Control Voltage Minimum: 110 V
  • Control Voltage Maximum: 110 V
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Open style
  • Relay Style: Not specified
  • Coil Voltage Minimum: 110 V
  • Wire: Not specified
  • Amperage Maximum: 40 A
  • Amperage Minimum: Not specified
  • Nema Rating: NEMA starter size compatible
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: IEC, UL
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: IEC, UL
  • Compatible Frames: Not specified
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: Not applicable
  • Current Rating: 40 A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 075455497096