LAB36400-BLACK - Square D I-Line 3 Pole 400A 600V Molded Case Circuit Breaker

LAB36400-BLACK

LAB36400-BLACK is a Square D I-Line molded case circuit breaker designed for reliable protection in commercial and industrial power distribution systems. This 3 pole, 400 amp, 600 volt circuit breaker features a thermal-magnetic trip unit and is built for I-Line style plug-in mounting. The LAB36400-BLACK provides robust overload and short circuit protection with a high interrupting capacity, making it suitable for demanding electrical environments. This Square D LAB36400-BLACK circuit breaker is part of the I-Line series and is constructed with a J-frame design. It is rated for 400 amps and 600 volts AC, with a 30kA interrupting rating at 480V. The breaker uses a thermal-magnetic trip technology for precise protection and is designed for plug-in I-Line mounting. It is UL 489, CSA, and IEC certified for safety and compliance.

• Part Number: LAB36400-BLACK
• Manufacturer: Square D
• Series: I-Line
• Frame: J-Frame
• Poles: 3
• Amperage: 400A
• Voltage: 600V AC
• Interrupt Rating: 30kA @ 480V
• Mounting Type: I-Line Plug-In
• Protection Type: Thermal-Magnetic
• Standards: UL 489, CSA, IEC
• Dimensions: 11 in H x 6 in W x 5.84 in D

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Specifications

• Part Number: LAB36400-BLACK
• Manufacturer : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : I-Line
• Type : LAB
• Voltage : 600
• Amperage : 400
• Phase : 3
• Poles : 3
• AIC rating : 30kA@480V
• Connection : Bolt-On
• Functions : LI - Long-Time and Instantaneous
• Frame Size : L Frame
• Protection : Thermal Magnetic

Product Data

• Weight : 20