Default product image

Square D MGL36300 - 3-Pole 300A Molded Case Breaker

Square D
Price
Save $3,003.52
/
Condition
  • Low stock - 8 items left
  • Backordered, shipping soon
Call for Price
Square D MGL36300 is a 3-pole molded case circuit breaker from the PowerPact family, designed for equipment gear applications requiring solid-state overload and short-circuit protection. This 300A unit operates at 600VAC with a 35kA interrupting rating at 480V, utilizing an electronic trip unit with long-time and instantaneous functions for precise current management. The breaker measures 12.86 in (326.64 mm) x 8.27 in (210.06 mm) x 8.05 in (204.47 mm) and weighs 29 lb, featuring a lug-in/lug-out connection with box lug terminals that accept 3 x AWG 3/0 to 3 x 500 kcmil aluminum or copper wire. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with certifications from UL, CSA, and NOM. Typical industrial applications include distribution panels and switchgear in commercial and manufacturing environments.

Key Features & Specifications
  • Type: MGL
  • Family: Powerpact
  • Frame Size: 800A/M
  • Current Rating: 300A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Phase Connection: CBA
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 35kA@480V
  • Terminal Connection: Box Lug
  • Connection: Lug In/Lug Out
  • Wire Size: 3 x AWG 3/0...3 x 500 kcmil aluminium/copper
  • MCM Size: Min. Wire Size 3/0 AWG Max. Wire Size 500 MCM
  • Dimensions: 12.86 in (326.64 mm) x 8.27 in (210.06 mm) x 8.05 in (204.47 mm) (Height x Width x Depth)
  • Weight: 29 lb
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Panel Type: Equipment Gear
  • Breaker Type: Standard
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901661641
  • GTIN: 00785901507635