LA400R - Square D 3-Pole Circuit Breaker Enclosure, 125-400A 600V, LAL/LHL/Q4L/KAL/KHL Frame, NEMA 3R, Surface Mount, Steel

LA400R

LA400R is a Square D 3-pole circuit breaker enclosure designed for robust electrical protection in demanding environments.

This enclosure supports circuit breakers from 125A to 400A at 600V, featuring a durable steel construction, NEMA 3R rating for outdoor use, and surface mounting. It is compatible with LAL, LHL, Q4L, KAL, and KHL frame breakers, offering flexibility for a range of applications. The enclosure accepts 6 to 2/0 AWG aluminum and 10 to 2/0 AWG copper conductors, and is designed for easy field installation with a blank top end wall for custom cutouts.

Key Specifications
• Amperage: 125A to 400A
• Voltage: 600V AC
• Poles: 3
• Mounting Type: Surface
• Interrupt Rating: 25 kAIC at 600V, 65 kAIC at 480V, 125 kAIC at 240V, 20 kA at 250V DC
• Series/Frame: LAL, LHL, Q4L, KAL, KHL
• Trip Unit: Not specified (accepts standard PowerPact trip units)
• Certifications: UL 489, CSA, IEC, RoHS, cULus listed
• Enclosure Material: Steel
• NEMA Rating: 3R (suitable for outdoor use)
• Dimensions: 15.38" W x 44" H x 7.88" D
• Temperature Rating: 32°F to 140°F

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Specifications

• Part Number: LA400R
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Switch
• Item Subcategory : Disconnect
• Family : L Frame
• Type : LA
• Voltage : 600
• Amperage : 400
• Temp Rating : -13–158 °F (-25–70 °C)
• Nema Rating : 3R
• Compatible Frames : LAL,LHL

Product Data

• UPC : 785901508021
• GTIN : 00785901508021
• Country of Origin : Mexico
• Dimensions : 44.0 in (1117.6 mm) x 15.38 in (390.65 mm) x 7.88 in (200.15 mm) (Height x Width x Depth)
• Weight : 64.99
• Temp Rating : -13–158 °F (-25–70 °C)
• Certification : NEMA 3R