LE3400U53X - Square D PowerPact L 400A 3-Pole 600VAC 25kA MicroLogic 5.3E

LE3400U53X

LE3400U53X is a PowerPact L-frame electronic trip unit circuit breaker designed for industrial and commercial power distribution applications requiring reliable overload and short-circuit protection. This 3-pole, 600VAC rated device features a MicroLogic 5.3E energy management trip unit with an amperage range of 125–400A, delivering a 25kA interrupting rating for enhanced system protection and coordination. The L-frame design provides interchangeable thermal-magnetic and electronic trip capabilities, making it suitable for main panel disconnects and control panel applications. UL 489 listed and certified to CSA, NEMA, NMX, VDE, BS, CCC, IEC standards with CE marking, this breaker meets stringent international safety and performance requirements.

• Amperage Range: 125–400A
• Voltage Rating: 600VAC
• Poles: 3
• Frame Size: PowerPact L
• Trip Unit: MicroLogic 5.3E
• Interrupting Rating: 25kA at 600VAC
• Certifications: UL 489, CSA, NEMA, NMX, VDE, BS, CCC, IEC, CE
• Protection: Overload and short-circuit
• Application: Main panel disconnect, control panel
• Field-Interchangeable Design: Yes

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Specifications

• Part Number: LE3400U53X
• Manufacturer : Square D
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Trip Units & Programmers
• Family : Powerpact
• Type : LE
• Voltage : 600
• Poles : 3
• Functions : LSI - Long-Time, Short-Time and Instantaneous
• Amperage Maximum : 400
• Amperage Minimum : 125
• Protection : Solid State
• Compatible Frames : LDA,LDF,LDL,LDM,LDP,LDN,LDD,LDS,LGA,LGF,LGL,LGM,LGP,LGN,LGD,LGS,LJA,LJF,LJM,LJP,LJN,LJS,LLA,LLF,LLL,LLM,LLP,LLN,LLD,LLS,LRA,LRL,LRM,LRP,LRF

Product Data

• Weight : 5