EHD3020 - 20Amp Circuit Breaker

EHD3020 - 20 Amp Circuit Breaker

When you’re maintaining an existing electrical system, the last thing you want is guesswork. The Eaton EHD3020 molded-case circuit breaker provides a straightforward, dependable solution for restoring proper circuit protection without changing your setup. Designed as part of Eaton’s Series C family, this 20-amp, three-pole breaker is built to match the form, fit, and function of compatible installations—making it a practical choice for keeping your system running as intended. With its T186 trip unit, the EHD3020 helps manage overloads and short circuits with consistent response, helping protect wiring and connected equipment. Its compact F-frame design allows it to fit neatly into panelboards and distribution equipment where space is limited, while its solid interrupting capacity supports reliable performance under fault conditions. Whether you’re servicing a commercial panel or maintaining industrial distribution gear, this breaker is designed to do its job without complication—and keep doing it over time.

Key Features and Benefits

• Designed for form, fit, and functional replacement in Eaton Series C systems
• 20 Amp rating suited for controlled-load circuit protection
• Three-pole configuration for three-phase applications
• The T186 trip unit provides consistent overcurrent protection
• Interrupting capacity:
  • 18 kAIC at 240 Vac
  • 14 kAIC at 480 Vac
• F-frame construction supports compatibility with existing panel setups
• Compact size helps simplify installation in tight electrical enclosures
• Built to last in commercial and industrial environments

Technical Specifications

• Catalog Number: EHD3020
• UPC: 786679317068
• Product Type: Molded Case Circuit Breaker
• Series: Series C
• Frame: F Frame
• Amperage Rating: 20A
• Poles: 3
• Trip Type: T186
• Frequency: 50/60 Hz
• Interrupt Rating:
  • 18 kAIC @ 240 Vac
  • 14 kAIC @ 480 Vac
• Dimensions:
  • Length: 3.38 in
  • Width: 4.13 in
  • Height: 6 in
• Weight: 4.15 lbs
• Terminal Type: Load Side

Material Compliance and Certifications

• UL Listed, meeting established safety standards for molded case circuit breakers
• Manufactured in line with industry requirements for electrical distribution equipment

Where It Works Best

The Eaton EHD3020 is commonly used in commercial buildings, industrial facilities, and institutional systems that rely on three-phase power. It’s a strong fit for panelboards, switchboards, and distribution equipment that require a 20A, three-pole breaker. If you’re maintaining or repairing an existing Eaton Series C setup, this model provides the compatibility you need to keep everything aligned and operating correctly—without reconfiguring your system.