LDC3300 - 300 Amp Circuit Breaker

LDC3300 - 300 Amp Circuit Breaker

Discover the power-protecting performance of the Eaton LDC3300, a top-tier molded case circuit breaker built to deliver reliable safety in tough industrial and commercial settings. Designed for professionals who demand high current handling without interruptions, this heavy-duty Series C unit stands up to both AC and DC systems—with an ultra-safe interrupt capacity that keeps your operations running smoothly and your facilities protected.

Key Features and Benefits

• Exceptional fault protection: With a 200 kAIC rating at 240 Vac and 100 kAIC at 480 Vac, the LDC3300 guards against dangerous short circuits and overloads, reducing downtime and enhancing peace of mind.
• Strong and durable design: Its aluminum housing offers long-lasting toughness, able to endure the rough conditions often found in factories and commercial installations.
• Flexible voltage compatibility: Whether you're working with AC systems up to 600 Vac or DC setups up to 250 Vdc, this breaker fits the bill—making it a flexible choice that adapts to varied electrical environments.
• Installation made simple: Clearly labeled line and load terminals ensure fast, secure wiring—you’ll be up and running without a hitch.

Technical Specifications

• Amperage Rating: 300 Amp
  
• Voltage Rating: 600 Vac / 250 Vdc
  
• Trip Mechanisms: Thermal (fixed) and Magnetic (fixed)
  
• Poles: Three‑pole configuration
  
• Frequency: 50/60 Hz compatibility
  
• Interrupt Capacity:
  • 200 kAIC @ 240 Vac
  • 100 kAIC @ 480 Vac
• Construction Material: Aluminum housing
  
• Dimensions:
  • Length: 8 inches
  • Height: 10 inches
  • Width: 10 inches
• Weight: About 21 lbs
  

Material Compliance and Certifications

• UL Standards: The LDC3300 complies fully with UL 489 standards, ensuring it meets strict safety codes and performance criteria adopted across North America. That certification means you’re working with equipment acknowledged for trusted protection in demanding applications.

Suitability

• This circuit breaker truly shines in large-scale industrial and commercial operations—like power distribution panels in manufacturing facilities, critical backup systems in office complexes, or heavy-duty service entrances. It’s a dependable pick whether you're outfitting a new site or upgrading an existing panel. Wherever high‑current performance matters, the LDC3300 delivers.