Default product image

Siemens S44B - Molded Case Breaker 600V 400A

Siemens
Price
Save $441.22
/
Condition
  • Low stock - 7 items left
  • Backordered, shipping soon
Call for Price
Siemens S44B Circuit Breaker is a robust industrial-grade molded case circuit breaker designed for primary overcurrent and short-circuit protection in electrical distribution systems. It is rated for operation at up to 600V AC and supports a current rating of up to 400A, providing reliable interruption of fault currents. The unit measures 22.00 x 47.00 x 2.00 inches, weighs 35.076 lb, and features a durable metal construction with a compact frame suitable for panelboard or switchboard installation. This breaker complies with UL and NEMA standards, ensuring safe performance in demanding environments. Typical applications include industrial power distribution, motor control centers, and commercial building electrical panels.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, metal construction
  • Voltage Rating: 600V AC
  • Current Rating: Up to 400A
  • Dimensions: 22.00 x 47.00 x 2.00 inches
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, motor control centers, commercial panels
  • Switch Type: Molded case
  • Configuration: Fixed mount
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: 22.00 x 47.00 x 2.00 inches
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: Up to 400A
  • AIC rating: Not specified
  • Connection: Line and load lugs
  • Poles: 3-pole
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • Frame Size: S44B
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard or switchboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Steel
  • Panel Style: Industrial
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • 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: Fixed
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • 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
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 400A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Molded case
  • Wire Size: Not specified
  • Certification: UL
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL, NEMA
  • Compatible Frames: S44B
  • Installation Type: Panelboard or switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: S44B
  • Current Rating: Up to 400A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 783643227262
  • GTIN: 00783643227262