Square D EGB14030 Bolt-On Circuit Breaker – 1 Pole – 30A – 277V AC – Thermal Magnetic – E-Frame

The Square D EGB14030 is a bolt-on molded case circuit breaker designed for reliable branch circuit protection in commercial and industrial electrical systems. Manufactured by Schneider Electric, this 1-pole, 30A breaker is part of the EGB Series and is intended for use in NF Panelboards, providing dependable thermal-magnetic protection against overload and short-circuit conditions.

Built on the E-Frame platform, the EGB14030 delivers high interrupting capacity performance, making it suitable for demanding applications with elevated fault current levels. The breaker includes a built-in trip indicator for quick fault identification and uses aluminum lug terminals compatible with both copper and aluminum conductors.

CSA approved, UL listed, HID-rated, and HACR-rated, this breaker is commonly used in lighting systems, HVAC equipment, refrigeration circuits, and general commercial power distribution. Its compact design and bolt-on mounting system ensure secure installation and long-term reliability in panelboard applications.

Specifications

• Brand: Square D
• Manufacturer: Schneider Electric
• Part Number: EGB14030
• Series: EGB Series
• Type: Molded Case Circuit Breaker (E-Frame)
• Configuration: 1 Pole
• Phase: 1 Phase
• Current Rating: 30A
• Voltage Rating: 277V AC
• Mounting Style: Bolt-On
• Connection Type: Aluminum Lugs
• Protection Type: Thermal Magnetic
• Trip Function: LI – Long-Time and Instantaneous
• Application: NF Panelboard

Interrupting Ratings

• 35kA @ 277V
• 65kA @ 240V
• 65kA @ 120V

Dimensions

• Height: 5.66 in
• Width: 0.98 in
• Depth: 4.05 in
• Weight: 2 lbs

Electrical Ratings

• Trip Unit Rating: 875A
• Holding Current: 270A
• Line Rated Current: 30A
• Maximum Operating Voltage: 277V AC
• AWG Range:
  • Copper: AWG 14–6
  • Aluminum: AWG 12–6

Construction Features

• E-Frame molded case design
• High interrupting capacity construction
• Bolt-on mounting for NF Panelboard applications
• Thermal-magnetic overload and short-circuit protection
• Integrated trip indicator for fault identification
• Aluminum lug terminals compatible with copper and aluminum conductors
• Calibrated for 40°C operating environments
• HID-rated and HACR-rated construction

Applications

• Commercial electrical distribution systems
• NF Panelboard installations
• Lighting circuits
• HVAC and refrigeration systems
• Industrial branch circuit protection
• OEM equipment
• Control panels and switchboards

Certifications & Approvals

• CSA Approved
• UL Listed
• HID Rated
• HACR Rated
• Authentic Square D / Schneider Electric product
• Designed for NF Panelboard systems

Returns are easy

You may return items within 30 days of delivery for a refund.

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