Q4L2400 | Square D 400A 2-Pole 240VAC Thermal Magnetic Molded Case Circuit Breaker

Schneider Electric · Circuit Breakers & Protection

Description  The Square D Q4L2400 is a 2-pole thermal magnetic molded case circuit breaker designed to provide dependable protection for electrical systems operating at 240VAC. Rated at 400 amps with a 25kA interrupting capacity, this breaker ensures secure disconnection under overload and short-circuit conditions. The Q4L2400 is well-suited for industrial, commercial, and construction applications requiring high-capacity circuit protection and reliable operation.     Technical Specifications  Condition New/Never Used Surplus Brand Square D / Schneider Electric Category Circuit Breakers Part Number Q4L2400 Subcategory Molded Case Circuit Breakers Series Q4 Frame Type Q4L Amperage Rating 400A Voltage Rating 240VAC Interrupting Capacity 25kA at 120/240VAC Trip Unit Type Thermal Magnetic Functions Long-Time and Instantaneous Trip Poles 2 Phase Single-Phase Mounting Type Unit Mount Connection Type Line and Load Lugs (Feed-Thru) Terminal Range 1/0 AWG to 600 MCM Tightening Torque 371.7 lbf.in (42 N·m) Standards Compliance UL 489, CSA, IEC, RoHS Temperature Rating 40°C Protection Type Overload and Short Circuit Actuator Type Toggle Trip Indication Central handle position Dimensions (HxWxD) 11 x 6 x 5.84 in (279 x 152 x 148 mm) Weight 14.6 lb (6.6 kg)     Information About  Q4L2400 The Q4L2400 is part of the Square D Q4 molded case circuit breaker series, engineered by Schneider Electric for high-performance electrical protection and durability. This breaker features a unit-mount design for easy integration into switchboards, motor control centers, and distribution panels. It uses thermal magnetic trip technology with long-time and instantaneous trip functions to ensure precise and safe circuit interruption. Certified to UL, CSA, and IEC standards, the Q4L2400 supports a wide range of wire sizes and is ideal for use in industrial and commercial power systems. Key Features: High Current Capacity: Supports up to 400 amps for demanding electrical distribution systems. Thermal-Magnetic Trip Unit: Provides long-time and instantaneous protection for overload and short-circuit faults. Durable Construction: Built for industrial environments with a molded case housing to ensure long service life. High Interrupting Rating: 25kA at 120/240VAC ensures reliable fault clearing and system safety. Versatile Mounting: Unit-mount configuration simplifies installation in panelboards and MCCs. Wide Wire Range: Accepts conductors from 1/0 AWG to 600 MCM for flexible wiring options. Trip Indication Handle: Central position handle indicates tripped status for quick visual identification. Global Compliance: Meets UL, IEC, CSA, and RoHS standards for international compatibility. The Q4L2400 delivers the reliability and precision required for safe, high-capacity circuit protection in commercial and industrial applications.

Brand: Schneider Electric · Category: Circuit Breakers & Protection

Key features

• High Current Capacity: Supports up to 400 amps for demanding electrical distribution systems.
• Thermal-Magnetic Trip Unit: Provides long-time and instantaneous protection for overload and short-circuit faults.
• Durable Construction: Built for industrial environments with a molded case housing to ensure long service life.
• High Interrupting Rating: 25kA at 120/240VAC ensures reliable fault clearing and system safety.
• Versatile Mounting: Unit-mount configuration simplifies installation in panelboards and MCCs.
• Wide Wire Range: Accepts conductors from 1/0 AWG to 600 MCM for flexible wiring options.
• Trip Indication Handle: Central position handle indicates tripped status for quick visual identification.
• Global Compliance: Meets UL, IEC, CSA, and RoHS standards for international compatibility.

Specifications

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