Product Description – Square D LC36300

The Square D LC36300 is a 300 A, 3-pole molded case circuit breaker from Square D’s I-Line series. Designed for commercial and industrial electrical distribution, it provides thermal-magnetic protection with LI (long-time & instantaneous) trip functions. This breaker features a plug-in I-Line connection, is rated for 600 V AC and 250 V DC, and has a 30 kA interrupting capacity at 480 V AC, suitable for use in I-Line panelboards.

Key Features

• Catalog Number: LC36300

• Manufacturer: Square D (Schneider Electric)

• Series / Type: I-Line, Type LC

• Amperage: 300 A

• Voltage Ratings: 600 V AC, 250 V DC

• Poles: 3-Pole

• Phase: 3-Phase (ABC)

• Interrupting Capacity: 30 kA @ 480 V AC

• Mounting Type: I-Line plug-in

• Trip Function: LI — Long-Time & Instantaneous

• Connection: Load side lugs

• Protection: Thermal-magnetic

• Panel Compatibility: I-Line panelboards

• Certifications: UL, CSA

Technical Specifications

Electrical

• Current Rating: 300 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)

• 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: LC / L-Frame

• Actuator: Toggle handle

Physical

• Weight: ~18 lb (8.16 kg)

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

• Operating Temperature: ~40 °C rating

Product Data

• UPC: 785901426237

• GTIN: 00785901426237

• Country of Origin: Mexico

• Standards & Certifications: UL, CSA

• Panel Type: I-Line panelboards

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

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