EDB24020 - 20 Amp Circuit Breaker

EDB24020 - 20 Amp Circuit Breaker

The Square D EDB24020 is a high-quality 20 Amp, 2-pole E-Frame circuit breaker designed to deliver dependable overload and short-circuit protection for Square D NF lighting panelboards. Built for commercial and industrial electrical systems, this bolt-on breaker combines proven thermal-magnetic trip technology with reliable performance to help safeguard branch circuits and connected equipment from electrical faults. Rated for 480Y/277V AC applications and offering interrupting capacities of up to 25 kA, the EDB24020 is an excellent solution for protecting lighting circuits, HVAC equipment, and other essential electrical loads in demanding environments. Whether you're replacing an existing breaker or installing a new one, this breaker delivers the performance and durability professionals expect.

Key Features and Benefits

• 20 Amp, 2-pole E-Frame circuit breaker for Square D NF lighting panelboards
• Secure bolt-on mounting ensures dependable installation and electrical connection
• Thermal-magnetic trip unit provides protection against overloads and short circuits
• Rated for 480Y/277V AC commercial and industrial applications
• Interrupting capacity up to 25 kAIC for reliable fault protection
• Integrated trip indicator simplifies maintenance and fault identification
• HID rated for high-intensity discharge lighting applications
• HACR rated for heating, air conditioning, and refrigeration equipment
• Compact design occupies two panel spaces
• Engineered for dependable performance in demanding electrical environments
  

Technical Specifications

• Catalog Number: EDB24020
  
• Manufacturer: Square D by Schneider Electric
  
• Product Type: Miniature Circuit Breaker
  
• Series: E-Frame (EDB)
  
• Frame Size: 125 Amp Frame
  
• Rated Current: 20 Amps
  
• Maximum Operating Voltage: 480Y/277V AC
  
• Poles: 2
  
• Number of Spaces Required: 2
  
• Mounting Style: Bolt-On
  
• Compatible Panelboards: Square D NF Panelboards
  
• Trip Unit Technology: Thermal-Magnetic
  
• Trip Unit Rating: 875 Amps
  
• Holding Current: 270 Amps
  
• Protection Type: Overload and Short Circuit
  
• Interrupting Capacity:
  • 25 kAIC @ 120V AC
  • 25 kAIC @ 120/240V AC
  • 25 kAIC @ 240V AC
  • 18 kAIC @ 277V AC
  • 18 kAIC @ 480Y/277V AC
• Electrical Connections: Aluminum Lugs
  
• Accepted Wire Sizes:
  • Copper: AWG 14–6
  • Aluminum: AWG 12–6
• Terminal Torque: 30.09 lb-in (3.4 N·m)
  
• Calibration Temperature: 40°C (104°F)
  
• Dimensions:
  • Height: 5.66 in.
  • Width: 1.96 in.
  • Depth: 4.05 in.
• Weight: 3 lb (1.4 kg)
  

Material Compliance and Certifications

The Square D EDB24020 is cULus Listed, demonstrating compliance with recognized North American safety standards for electrical protection devices. It is also HID-rated for high-intensity discharge lighting systems and HACR-rated for heating, air conditioning, and refrigeration applications. In addition, this breaker is TAA compliant and calibrated for reliable operation at an ambient temperature of 40°C (104°F). Installation should always be performed by qualified personnel in accordance with applicable national and local electrical codes.

• cULus Listed
• HID Rated
• HACR Rated
• TAA Compliant
  

Where It Works Best

• Square D NF lighting panelboards
• Commercial and industrial electrical distribution systems
• 480Y/277V AC branch circuit protection
• Office buildings, schools, hospitals, and retail facilities
• Manufacturing plants and industrial operations
• High-intensity discharge (HID) lighting systems
• Heating, air conditioning, and refrigeration (HACR) equipment
• Commercial lighting and branch circuit applications
• Electrical system maintenance, upgrades, and replacement installations