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Square D FAB32100 - Molded Case Circuit Breaker 100A 600V

Square D
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Square D FAB32100 is a molded case circuit breaker designed for primary overcurrent and short-circuit protection in industrial power distribution systems. This unit is rated for 600V AC and 100A continuous current, providing reliable fault interruption in three-phase applications. The breaker measures 6.4 inches in height, 4.5 inches in width, and 4.13 inches in depth, weighing 6.48 pounds, with a compact construction suitable for panelboard mounting. It complies with UL 489 and CSA standards, ensuring safe operation in commercial and industrial environments. Typical applications include motor control centers, switchboards, and branch circuit protection in manufacturing facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, non-fusible
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Dimensions: 6.4 in (162.6 mm) x 4.5 in (114.3 mm) x 4.13 in (104.90 mm) (H x W x D)
  • Standards: UL 489, CSA
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Switch Type: Toggle handle
  • Configuration: Three-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 6.4 in x 4.5 in x 4.13 in
  • Phase: Three-phase
  • Voltage: 600V AC
  • Amperage: 100A
  • AIC rating: 10kA at 600V AC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Thermal-magnetic trip
  • Frame Size: F-frame
  • Trip Type: Thermal-magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel enclosure
  • Panel Style: Standard
  • Bus Type: Copper
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panelboard plug-in
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: 50 HP at 480V AC
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 100A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 100A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper or aluminum
  • Amperage Maximum: 100A
  • Amperage Minimum: 0A
  • Nema Rating: 1 (indoor)
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 1/0 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: F-frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: F-frame
  • Current Rating: 100A
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 785901234567
  • GTIN: 00785901234567