Product Description – Square D LA36350

The Square D LA36350 is a rugged, industrial-grade 350 A, 3-pole molded case circuit breaker from Square D’s I-Line family, engineered for reliable overload and short-circuit protection in commercial and industrial power distribution systems. With a plug-in I-Line style connection, thermal-magnetic trip functionality, and versatile voltage ratings, this breaker provides effective circuit protection while fitting seamlessly into I-Line panelboards. Rated for 600 V AC and 250 V DC service and offering a 30 kA interrupting capacity at 480 V AC, the LA36350 delivers dependable performance in demanding environments.

Key Features

• Catalog Number: LA36350

• Manufacturer: Square D (Schneider Electric)

• Series / Type: I-Line, Type LA

• Amperage: 350 A

• Voltage Ratings: 600 V AC, 250 V DC

• Poles: 3-Pole

• Phase: 3-Phase (ABC)

• Interrupting Capacity: 30 kA @ 480 V AC (standard)

• Mounting Type: I-Line plug-in connection

• Trip Function: Thermal-magnetic with LI (long-time & instantaneous) characteristics

• Connection: Load side lugs (compatible with panel bus)

• Protection: Thermal-magnetic overload and short-circuit protection

• Panel Compatibility: Designed for I-Line panelboards

• Certifications: UL, CSA Listed

Technical Specifications

Electrical

• Current Rating: 350 A

• Voltage Rating: 600 V AC, 250 V DC

• Poles: 3

• Phase: 3-Phase

• Interrupting Rating: 30 kA @ 480 V AC

• Trip Type: LI — Long-Time & Instantaneous (thermal-magnetic)

• Wire Range: 1 AWG to 600 kcmil (single conductor); 1 AWG to 250 kcmil (two conductors)

Construction & Connections

• Style: I-Line Plug-On

• Terminal Connection: Load side lugs

• Frame Type: LA / L-Frame

• Actuator: Toggle handle

Physical

• Weight: ~21 lb (9.53 kg)

• Dimensions: ~11″ (H) × 6″ (W) × 5.84″ (D)

• Operating Temperature: Standard industrial range (~40 °C rating)

Product Data

• UPC: 785901426257

• GTIN: 00785901426257

• Country of Origin: Mexico

• Standards & Certifications: UL Listed, CSA Certified

• Panel Type: I-Line panelboards

• Frame / Category: Molded Case Circuit Breaker – I-Line

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