LD3300L - 300Amp Circuit Breaker

LD3300L - 300Amp Circuit Breaker

The LD3300L circuit breaker is engineered for superior protection and performance in demanding electrical systems. With a robust 300-amp rating and 3-pole configuration, this breaker ensures reliable operation for both industrial and commercial applications. Its thermal-magnetic trip technology provides accurate overload and short-circuit protection, safeguarding equipment and ensuring system integrity. Designed for flexibility and ease of maintenance, the LD3300L features an interchangeable trip unit and comes complete with line and load terminals, ensuring straightforward installation.

Key Features and Benefits

• Thermal-Magnetic Trip Unit: Offers precise protection against overloads and short circuits for optimal system safety.
• Interchangeable Trip Unit: Flexibility to replace or upgrade the trip unit for varying operational needs.
• High A.I.C. Capacity: Protects against severe fault currents at multiple voltage levels.
• Durable Construction: Designed to withstand harsh industrial and commercial environments.
• Compact and Lightweight: Space-saving dimensions and a manageable weight of 24 lbs simplify installation and handling.
• HACR Rated: Approved for HVAC and refrigeration applications, making it versatile across industries.
  

Technical Specifications

• Amperage: 300A
  
• Poles: 3
  
• Frame Type: LD
  
• Voltage Ratings:
• 25k A.I.C. @ 600VAC
• 35k A.I.C. @ 480VAC
• 65k A.I.C. @ 240VAC
• Dimensions: 8.25" W x 10.75" H x 4.06" D
  
• Weight: 24 lbs
  
• Temperature Rating: 40°C
  

Material Compliance and Certifications

• The LD3300L circuit breaker is built to meet rigorous industry standards, ensuring reliability and safety for long-term use. Its HACR certification confirms suitability for specialized HVAC applications, while the premium materials and design guarantee compliance with applicable electrical regulations.
  

Suitability

• Industrial Power Systems: Provides high-load protection for machinery and production equipment. Commercial Buildings: Ideal for powering HVAC systems, lighting, and critical electrical infrastructure. HVAC and Refrigeration: Fully HACR-rated, meeting specialized requirements for heating, cooling, and refrigeration systems. Electrical Panels: Compact dimensions make it a reliable choice for panels requiring high-capacity breakers.
  

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