ED42B070L - 70Amp Circuit Breaker

ED42B070L - 70 Amp Circuit Breaker

The ED42B070L molded case circuit breaker is engineered to provide dependable circuit protection for commercial and industrial electrical systems where safety and reliability are essential. Built on the ED4 frame platform, this 70-amp, 2-pole breaker is designed to protect conductors and connected equipment from overloads and short circuits while maintaining consistent performance under demanding electrical loads. With interrupting ratings of 18kA at 480VAC and 65kA at 240VAC, it delivers strong fault protection suitable for a wide range of distribution panels and control systems. The breaker features a Sentron-style design and comes equipped with line and load-side terminals, simplifying installation and reducing setup time. Rated for 40°C ambient operation and HACR applications, the ED42B070L is also suitable for reverse feed, giving installers added flexibility in panel configurations. Whether used in new installations or maintenance replacements, this breaker helps keep electrical systems running safely and efficiently.

Key Features and Benefits

• 70 Amp Continuous Protection – Designed to handle demanding electrical loads while safeguarding circuits from overload and short-circuit conditions.
• 2-Pole Configuration – Provides protection across two phases, making it ideal for many commercial and industrial power distribution applications.
• High Interrupting Capacity – Rated 18kA at 480VAC and 65kA at 240VAC, helping protect equipment from high fault currents.
• ED4 Frame Construction – Built on a proven frame design known for consistent performance in panelboard and switchboard installations.
• HACR Rated – Suitable for heating, air-conditioning, and refrigeration equipment circuits.
• Reverse Feed Capability – Can be installed in configurations where line and load connections are reversed.
• Included Terminals – Ships with line and load-side terminals for straightforward wiring and installation.
• Reliable Thermal-Magnetic Protection – Responds quickly to short circuits while managing sustained overloads effectively.

Technical Specifications

• Part Number: ED42B070L
  
• Amperage Rating: 70A
  
• Number of Poles: 2
  
• Frame Type: ED4
  
• Interrupting Rating:
  • 18kA @ 480VAC
  • 65kA @ 240VAC
• Operating Temperature Rating: 40°C
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Terminal Configuration: Includes line and load-side terminals
  
• Special Features: Suitable for reverse feed, HACR rated
  
• Approximate Shipping Weight: 2.0 lbs
  
• Height: 6.35 inches
  

Material Compliance and Certifications

• Industry Standards: The ED42B070L circuit breaker is manufactured to meet recognized industry performance and safety standards commonly required for molded case circuit protection devices used in commercial and industrial electrical systems.
• Quality Materials: Components are built using quality electrical-grade materials designed for long-term durability, thermal stability, and dependable interruption of fault currents.
• Safety Practices: These standards help ensure compatibility with modern electrical distribution equipment and adherence to widely accepted electrical safety practices.

Where It Works Best

• The ED42B070L 70A 2-pole breaker is well-suited for applications where dependable circuit protection and moderate-to-high interrupting capacity are needed. Common installations include:
  
• Commercial panelboards and switchboards
• Industrial control panels and machinery power distribution
• HVAC equipment circuits requiring HACR-rated protection
• Manufacturing facilities and mechanical rooms
• Electrical distribution upgrades or breaker replacements