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Square D MGL36800SA - Molded Case Circuit Breaker 800A 600V 3P

Square D
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Square D MGL36800SA is a molded case circuit breaker designed for providing robust overcurrent protection in demanding three-phase industrial power distribution systems. It features an 800A current rating and a 600V voltage rating, housed within a compact M-frame design measuring 326.64 mm H x 210.06 mm W x 204.47 mm D and weighing 28.99 lb. This solid-state protection device complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, ensuring reliable operation across a temperature range of -25 to 70 °C. Its 35kA interrupting capacity at 480V and feed-thru connection make it suitable for protecting main feeders and large branch circuits in commercial and industrial facilities, and it is supplied complete with a 110/130Vac shunt trip for remote tripping capability.

Key Features & Specifications
  • Type: MGL Molded Case Circuit Breaker with Solid State Protection and Long-Time & Instantaneous (LI) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Dimensions: 326.64 mm H x 210.06 mm W x 204.47 mm D (12.86 in x 8.27 in x 8.05 in)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Main Feeder and Branch Circuit Protection in Industrial & Commercial Power Distribution
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Coil Voltage Maximum: 130V AC (Shunt Trip)
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Shipping Dimensions: As per product dimensions
  • Phase: 3
  • Voltage: 600V
  • Amperage: 800A
  • AIC rating: 35kA @ 480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Solid State
  • Functions: LI (Long-Time and Instantaneous)
  • Frame Size: M Frame
  • Trip Type: Solid State
  • Panel Type: N/A
  • Breaker Type: Molded Case
  • Control Voltage Minimum: 110V AC (Shunt Trip)
  • Control Voltage Maximum: 130V AC (Shunt Trip)
  • Wire Size: 3 x AWG 3/0...3 x 500 kcmil (Aluminium/Copper)
  • Certification: UL, CSA, NOM
  • Mounting: Fixed
  • Hz: 50/60 Hz
  • Full Load Amps: 800A
  • Enclosure: Molded Case
  • Coil Voltage Minimum: 110V AC (Shunt Trip)
  • Amperage Maximum: 800A
  • Amperage Minimum: N/A
  • Nema Rating: Included in Standards
  • Wire Size: 3 x AWG 3/0...3 x 500 kcmil
  • Certification: UL, CSA, NOM
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Installation Type: Fixed
  • Breaker Frame: M Frame
  • Current Rating: 800A
  • Operating Temperature Maximum Celsius: 70 °C


Product Identification
  • UPC: 078590159003
  • GTIN: 00785901590033