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Siemens 3TB4-312-0AK6 - Contactor 120V AC 12A 3-Pole

Siemens
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Siemens 3TB4-312-0AK6 Motor Control Contactor The Siemens 3TB4-312-0AK6 is a motor control contactor designed for switching and protecting industrial motors in automated systems. This contactor operates with a coil voltage of 120V AC at 60 Hz and is rated for a continuous current of 12 amps, supporting a horsepower rating of up to 3 HP at 230V AC. It features a compact, three-pole configuration with a NEMA size 0 frame, weighing 0.92 lb, and is constructed with durable thermoplastic insulation for reliable performance in demanding environments. The device complies with IEC and UL standards, ensuring safe operation in industrial control panels. Typical applications include conveyor systems, pumps, fans, and other machinery requiring frequent on-off cycling.

Key Features & Specifications
  • Type: Motor control contactor, three-pole, NEMA size 0
  • Voltage Rating: 120V AC (coil), 600V AC (main contacts)
  • Current Rating: 12 amps (continuous)
  • Dimensions: 2.8 x 2.2 x 3.1 inches
  • Standards: IEC 60947, UL 508
  • Applications: Conveyor systems, pumps, fans, industrial machinery
  • Switch Type: Electromechanical contactor
  • Configuration: 3-pole, normally open
  • Coil Voltage Maximum: 120V AC
  • Temp Rating: -20°C to 60°C
  • Shipping Dimensions: 3.5 x 3.0 x 3.5 inches
  • Phase: Single-phase (coil), three-phase (main)
  • Amperage: 12 A
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload relay compatible
  • Functions: Motor starting and stopping
  • Frame Size: NEMA 0
  • Mounting: Panel mount
  • Hz: 60 Hz
  • Coil Material: Copper wire
  • Horse Power: 3 HP at 230V AC
  • Aux Contacts: None
  • Enclosure: Open style
  • Nema Rating: NEMA 0
  • Certification: UL, CE
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: 0
  • Current Rating: 12 A
  • Operating Temperature Maximum Celsius: 60°C


Product Identification
  • UPC: 662643100123
  • GTIN: 00662643100123