MGA36400 - Square D PowerPact M 400A 3P 600VAC 18kA I-Line Molded Case Circuit Breaker, Electronic Trip, UL Listed

MGA36400

MGA36400 is a Square D PowerPact M series molded case circuit breaker designed for robust power distribution applications.

This 3-pole, 400 amp breaker features an I-Line plug-in mounting style, electronic trip unit (ET 1.0), and is rated for 600VAC with an interrupting capacity of 18kA at 600VAC (35kA at 480VAC, 65kA at 240VAC). It is UL 489 listed, CSA, IEC, and NMX certified, ensuring compliance with major safety standards. The breaker offers long-time and instantaneous trip functions, non-interchangeable trip, and is part of the M-frame family with common mounting and trim dimensions for easy installation.

Key Specifications

• Amperage: 400A
• Voltage: 600VAC
• Poles: 3
• Mounting Type: I-Line (plug-in)
• Interrupt Rating: 18kA @ 600VAC, 35kA @ 480VAC, 65kA @ 240VAC
• Series/Frame: PowerPact M, M-Frame
• Trip Unit: Electronic, basic, ET 1.0
• Certifications: UL 489, CSA, IEC, NMX
• Continuous Current Rating: 80% standard
• Connection: ABC phase
• Handle Location: Common with M-frame
• Environmental: Recyclable packaging, carbon footprint data available

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Specifications

• Part Number: MGA36400
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : Powerpact
• Type : MGA
• Voltage : 600
• Amperage : 400
• Phase : 3
• Poles : 3
• AIC rating : 35kA@480V
• Connection : I-Line Style Plug-In
• Functions : LI - Long-Time and Instantaneous
• Terminal Connection : I-Line, Lug
• Frame Size : M
• Temp Rating : -13–158 °F (-25–70 °C)
• MCM Size : Min. Wire Size (3) 3/0 AWG (Cu/Al) Max. Wire Size (3) 500 kcmil (Cu/Al)
• Protection : Solid State

Product Data

• UPC : 785901496144
• GTIN : 00785901496144
• Country of Origin : Mexico
• 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
• Standards : UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
• Certification : UL, CSA, NOM
• Wire Size : 3 x AWG 3/0...3 x 500 kcmil aluminium/copper