MHL364001212 - Square D 400A 600V 3 Pole Molded Case Circuit Breaker Feed-Thru with Auxiliary Switch

MHL364001212

MHL364001212 is a Square D molded case circuit breaker designed for reliable protection in industrial and commercial power distribution systems. This 3 pole, 400 amp, 600 volt breaker features a feed-thru design and includes a 1A/1B auxiliary switch for remote monitoring and control. It is built with a non-interchangeable trip unit providing Long-Time and Instantaneous (LI) protection, ensuring precise overcurrent and short-circuit response. The breaker is suitable for high interrupting capacity applications and is commonly used in main and feeder circuits. This MHL series breaker offers a compact footprint and is engineered for durability and ease of installation. It is ideal for use in switchgear, panelboards, and industrial control panels where dependable circuit protection is required.

• Part Number: MHL364001212
• Manufacturer: Square D
• Series/Frame: MHL
• Amperage: 400A
• Voltage: 600V
• Poles: 3
• Mounting Type: Feed-Thru
• Interrupt Rating: 65kA @ 480V
• Tripping Unit: LI (Long-Time & Instantaneous)
• Auxiliary Switch: 1A/1B
• Terminal Type: Line & Load Side Lug
• Certifications: UL Listed

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Specifications

• Part Number: MHL364001212
• Manufacturer : Square D
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : MHL Series
• Type : MHL
• Voltage : 600
• Amperage : 400
• Phase : 3
• Poles : 3
• AIC rating : 65kA@480V
• Connection : Feed-Thru
• Functions : LI - Long-Time and Instantaneous
• Protection : Thermal Magnetic

Product Data

• Dimensions : Depth 8.05 in (204.47 mm) Width 8.27 in (210.06 mm) Height 12.86 in (326.64 mm)
• Weight : 40