ECB24020G3 - 20 Amp Circuit Breaker

ECB24020G3 - 20 Amp Circuit Breaker

Introducing the ECB24020G3 – a two‑pole thermal‑magnetic circuit breaker from the PowerLink® Series engineered to deliver dependable protection and performance in demanding electrical setups. With a 20 amp current capacity and a voltage rating of 480Y/277 V AC, this breaker is perfectly suited for both residential and commercial applications where safety and compliance matter. Its HACR‑rated design makes it a smart choice for HVAC systems, and because it’s both UL Listed and CSA certified, you know you’re working with a solution built to meet industry standards.

Key Features and Benefits

• Thermal‑magnetic trip unit technology: Offers both automatic and manual reset functionality via a bimetallic strip—giving you flexibility and peace of mind.
• High interrupt rating: 14 kA at 480Y/277 V AC and 65 kA at 120/240 V AC—so it’s ready for fault currents without compromise.
• Bolt‑on mounting: Simplifies installation and maintenance—no need for complex adapters or accessories.
• Broad wiring compatibility: Accepts AWG 10‑8 aluminium or AWG 12‑8 copper conductors—ideal for diverse wiring configurations on site.
• Rugged design: Designed for demanding environments, yet straightforward to serve as a reliable part of your electrical protection system.

Technical Specifications

• Product Range: PowerLink® Series
• Model: ECB‑G3, 20 A
• Voltage Rating: 480Y/277 V AC
• Interrupt Ratings:
  • 14 kA at 480Y/277 V AC
  • 65 kA at 120/240 V AC
• Number of Poles: 2 (double‑pole)
• Mounting Mode: Bolt‑on
• Electrical Connection: Bolted
• Wire Gauge Compatibility: AWG 10 to AWG 8 aluminium; AWG 12 to AWG 8 copper
• Ambient Operating Temperature: Up to 104 °F (40 °C)

Material Compliance and Certifications

• UL Listing and CSA certification: Ensuring it meets rigorous safety, performance, and regulatory benchmarks.
• Green Premium® label: Demonstrating commitment to transparent environmental performance and adherence to evolving industry standards—a solid choice for those seeking compliance as well as capability.

Where It Works Best

• The ECB24020G3 shines when used in environments demanding high reliability. If you’re working with HVAC installations—where a HACR rating is often required—or managing a commercial or residential panelboard setup that needs dependable two‑pole protection, this breaker is built for the job. Whether you’re wiring a new system or replacing an existing breaker in a demanding electrical load scenario, you’ll appreciate the versatility and built‑in peace of mind it offers.