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Square D FAB36040 - Molded Case Circuit Breaker 40A 600V

Square D
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Square D FAB36040 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC and 40A, providing reliable interruption of fault currents. The breaker measures 6.4 in (162.6 mm) x 4.5 in (114.3 mm) x 4.13 in (104.90 mm) (Height x Width x Depth) and weighs 7 lb, featuring a compact, robust construction suitable for panelboard mounting. Manufactured by Schneider Electric in Mexico, it complies with UL and NEMA standards for safety and performance. This breaker is commonly used in commercial and industrial applications requiring branch circuit protection, such as motor control centers and lighting panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: 6.4 in (162.6 mm) x 4.5 in (114.3 mm) x 4.13 in (104.90 mm) (Height x Width x Depth)
  • Weight: 7 lb
  • Standards: UL 489, NEMA AB-1
  • Applications: Industrial power distribution, motor protection, lighting panels
  • Switch Type: Toggle
  • Configuration: 3-Pole
  • Coil Voltage Maximum: N/A (thermal-magnetic)
  • Temp Rating: 40°C
  • Shipping Dimensions: 7.5 in x 5.5 in x 5.0 in
  • Phase: 3-Phase
  • Voltage: 600V AC
  • Amperage: 40A
  • AIC rating: 25 kA at 240V AC, 18 kA at 480V AC, 14 kA at 600V AC
  • Connection: Line and load side lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Thermal-magnetic trip
  • Frame Size: F-frame
  • Trip Type: Thermal-magnetic
  • Panel Type: NEMA 1
  • Breaker Type: Molded Case
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: 14 AWG to 2 AWG
  • Metal Type: Copper and aluminum compatible
  • Panel Style: Distribution
  • Bus Type: Copper
  • Fuse Class: N/A
  • Insulation Temperature: 105°C
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: Panelboard plug-in
  • Hz: 50/60 Hz
  • Coil Material: N/A
  • Horse Power: 40 HP at 480V AC
  • Aux Contacts: Optional
  • CPT: N/A
  • Full Load Amps: 40A
  • Dist Voltage: 600V AC
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: 40A
  • Full Load Amp Minimum: 40A
  • Enclosure: Open type
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: 14 AWG to 2 AWG
  • Amperage Maximum: 40A
  • Amperage Minimum: 40A
  • Nema Rating: NEMA 1
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 2 AWG
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489, NEMA AB-1
  • Compatible Frames: F-frame
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: F-frame
  • Current Rating: 40A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
  • UPC: 785901123456
  • GTIN: 00785901123456