EDB24030 - 30 Amp Circuit Breaker

EDB24030 - 30 Amp Circuit Breaker

When dependable circuit protection matters, the Square D EDB24030 delivers the performance electricians, contractors, and facility managers rely on every day. This 30 Amp, 2-pole E-Frame circuit breaker is designed specifically for use in Square D NF panelboards, providing dependable protection against overloads and short circuits in commercial and industrial electrical systems. Whether you're replacing a worn breaker during routine maintenance or completing a new panel installation, the EDB24030 offers the confidence of proven thermal-magnetic protection and a secure bolt-on design that stays firmly in place.

Built to operate on 480Y/277V AC systems, the EDB24030 combines fast response to electrical faults with long-term durability in demanding environments. Its thermal-magnetic trip unit reacts to both sustained overload conditions and sudden short circuits, helping protect valuable equipment while reducing the risk of unnecessary downtime. A built-in trip indicator makes it easy to identify when the breaker has opened, saving valuable troubleshooting time and getting systems back online faster.

Key Features and Benefits

• 30 Amp, 2-pole E-Frame circuit breaker designed for Square D NF panelboards
• Secure bolt-on mounting provides a dependable mechanical and electrical connection
• Thermal-magnetic trip unit protects against overloads and short-circuit faults
• Rated for 480Y/277V AC commercial and industrial applications
• Interrupting capacity up to 25 kAIC for reliable fault protection
• Built-in trip indicator simplifies troubleshooting and maintenance
• HID rated for high-intensity discharge lighting applications
• HACR rated for heating, air conditioning, and refrigeration equipment
• Occupies two panel spaces for compatible NF panelboards
• Ideal for replacement, maintenance, and commercial electrical upgrades
  

Technical Specifications

• Catalog Number: EDB24030
  
• Manufacturer: Square D by Schneider Electric
  
• Product Type: Miniature Circuit Breaker
  
• Series: E-Frame (EDB)
  
• Frame Size: 125 Amp Frame
  
• Rated Current: 30 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. (143.76 mm)
  • Width: 1.96 in. (49.78 mm)
  • Depth: 4.05 in. (102.87 mm)
• Weight: 3 lb (1.4 kg)
  

Material Compliance and Certifications

The EDB24030 is cULus Listed, meeting recognized North American standards for electrical safety and performance. It is also HID- and HACR-rated, making it suitable for high-intensity discharge lighting systems as well as heating, air conditioning, and refrigeration equipment where those ratings are specified. In addition, this breaker is TAA compliant and calibrated for dependable operation at ambient temperatures up to 40°C (104°F). Installation should always be performed by qualified electrical 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, retail centers, and municipal facilities
• Manufacturing plants and industrial facilities
• High-intensity discharge (HID) lighting systems
• Heating, air conditioning, and refrigeration (HACR) equipment
• Commercial lighting and equipment branch circuits
• Replacement of existing EDB-series bolt-on circuit breakers
• Preventive maintenance, panel upgrades, and electrical modernization projects