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Square D NEL361200LI - 1200A 3-Pole Molded Case Breaker

Square D
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The Square D NEL361200LI is a molded case circuit breaker designed for primary overcurrent protection in industrial power distribution systems. This three-phase, 1200A unit operates at 600VAC with a solid-state Micrologic trip unit providing Long-Time and Instantaneous (LI) protection functions. Housed in an NE frame with feed-thru connections, the breaker weighs 82 lb and features a robust construction suitable for demanding environments. It carries an AIC rating of 100kA at 480V, ensuring reliable fault interruption in high-fault-current applications. This breaker is typically deployed in switchboards, panelboards, and motor control centers for commercial and industrial facilities requiring precise, adjustable protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker with Solid State Protection
  • Voltage Rating: 600V
  • Current Rating: 1200A
  • Dimensions: NE Frame
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, switchboards, motor control centers
  • Switch Type: Molded Case
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: 40°C
  • Shipping Dimensions: NE Frame
  • Phase: 3
  • Voltage: 600V
  • Amperage: 1200A
  • AIC rating: 100kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: NE Frame
  • Trip Type: Solid State
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: 40°C
  • 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
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 1200A
  • Dist Voltage: 600V
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: 1200A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 1200A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: NE
  • Installation Type: Panelboard/Switchboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: NE
  • Current Rating: 1200A
  • 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: Not available
  • GTIN: Not available