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Square D HC3248B - I-Line Circuit Breaker 800A 480V

Square D
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The Square D HC3248B is a high-capacity I-Line circuit breaker from Schneider Electric, designed for overcurrent protection in commercial and industrial panelboard assemblies. It is rated for 480V AC and 800A, with a 65kAIC at 480V, and features a three-pole, solid-state trip unit with adjustable settings for precise coordination. The unit measures 48 inches in height and 8.25 inches in depth, weighing 77.329 lbs, and is constructed with a metal frame and bolted-on connections for secure installation. It complies with UL and CSA standards, ensuring reliable performance in demanding environments. This breaker is typically used in main or feeder applications within I-Line panelboards for manufacturing plants, data centers, and large commercial facilities.

Key Features & Specifications
  • Type: I-Line Circuit Breaker, Solid-State Trip, Metal Frame
  • Voltage Rating: 480V AC
  • Current Rating: 800A
  • Dimensions: 48 in (1219.2 mm) x 8.25 in (209.55 mm) (Height x Depth)
  • Weight: 77.329 lbs
  • Standards: UL, CSA
  • Certification: UL || CSA
  • Applications: Main or feeder protection in industrial panelboards
  • Poles: 3
  • AIC Rating: 65kAIC at 480V
  • Connection: Bolted-on
  • Trip Type: Solid-State
  • Frame Size: HC
  • Breaker Type: HC
  • Phase: 3
  • Hz: 50/60
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Line/Load
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: HC
  • Current Rating: 800A
  • Operating Temperature Maximum Celsius: 40°C
  • Enclosure: Open
  • Wire Size: 500 MCM
  • Nema Rating: NEMA 1
  • Switch Style: Toggle
  • Coil Voltage Maximum: 480V
  • Control Voltage Minimum: 24V
  • Control Voltage Maximum: 480V
  • MCM Size: 500 MCM
  • Metal Type: Steel
  • Panel Style: I-Line
  • Bus Type: Copper
  • Fuse Class: N/A
  • Insulation Temperature: 75°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: Bolt-on
  • Coil Material: Copper
  • Horse Power: N/A
  • Aux Contacts: N/A
  • CPT: N/A
  • Full Load Amps: 800A
  • Dist Voltage: 480V
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: 800A
  • Full Load Amp Minimum: 800A
  • Relay Style: N/A
  • Coil Voltage Minimum: 24V
  • Wire: N/A
  • Amperage Maximum: 800A
  • Amperage Minimum: 800A
  • Switch Style: Toggle
  • Wire Size: 500 MCM
  • Certification: UL, CSA
  • Standards: UL, CSA
  • Compatible Frames: HC
  • Installation Type: Panelboard
  • Nema Starter Size: N/A
  • 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
  • Section: Panelboard Assemblies
  • Family: I-Line
  • Country of Origin: United States
  • Type: HC
  • Item Subcategory: Parts & Accessories


Product Identification
  • UPC: 785901790365
  • GTIN: 00785901790365