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APR203112 - Thermal-Magnetic Breaker 480V 100A 3-Pole

United Fuses
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APR203112 is a thermal-magnetic circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 480V AC and carries a current rating of 100A, with a compact frame size of 5 inches in width and a weight of 5 lb. The unit features a molded case construction with a toggle switch mechanism and a three-pole configuration, supporting a maximum interrupting capacity of 10kA at 480V. It complies with UL 489 and CSA C22.2 standards for safety and performance. Typical applications include motor control centers, panelboards, and switchgear in manufacturing and process industries.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker, molded case, toggle operation
  • Voltage Rating: 480V AC
  • Current Rating: 100A
  • Dimensions: 5 in width
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, panelboards, switchgear
  • Switch Type: Toggle
  • Configuration: Three-pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: Three-phase
  • Voltage: 480V AC
  • Amperage: 100A
  • AIC rating: 10kA at 480V
  • Connection: Line and load terminals
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Thermal-magnetic trip
  • Frame Size: 5 in
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • 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: 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: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 100A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Toggle
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Screw type
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: 5 in
  • Current Rating: 100A
  • 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: Not available
  • GTIN: Not available