Square D EDB34050 50A 3-Pole Thermal-Magnetic – Bolt-On – 480Y/277V

The Square D EDB34050 50A 3-Pole Thermal-Magnetic – Bolt-On – 480Y/277V circuit breaker delivers reliable 50 Amp, 3-pole thermal-magnetic protection for commercial and industrial 480Y/277V AC systems. Designed for Square D NF panelboards and lighting panels, this E-Frame breaker offers robust overload and short-circuit protection with a 25 kAIC interrupt rating at 240V AC and 18 kAIC at 480Y/277V AC. The bolt-on mounting ensures secure installation, and the Visi-Trip indicator allows for fast fault detection. With lugs supporting copper or aluminum conductors up to AWG 2/0, it provides dependable performance and safety for demanding commercial and industrial applications. Certified UL, cULus, CSA, HACR, and HID, it meets rigorous industry standards.

Voltage and Rating

• Current Rating: 50 Amps
• Voltage Rating: 480Y/277 Volts AC
• Interrupting Capacity:
• 25 kAIC at 240V AC
• 18 kAIC at 480Y/277V AC
• Frequency: 50/60 Hz

Key Specifications

• Breaker Type: Thermal-Magnetic
• Number of Poles: 3-Pole
• Mounting Type: Bolt-On
• Product Range: E-Frame (for Square D NF panelboards and lighting panels)
• Application: Commercial and industrial branch circuit protection
• Special Features: Visi-Trip indicator
• Ratings: UL Listed, cULus, CSA Certified, HACR Rated, HID Rated

Technical Specifications

• Connection Type: Bolt-on lugs
• Wire Size:
• Copper: AWG 14–2/0
• Aluminum: AWG 12–2/0
• Terminal Tightening Torque:
• 34.5 lb-in (AWG 14–10)
• 49.6 lb-in (AWG 8–2/0)
• Operating Mechanism: Thermal-magnetic
• Interrupt Rating: 25 kAIC (240V AC), 18 kAIC (480Y/277V AC)
• Certifications: UL Listed, cULus, CSA Certified, HACR Rated, HID Rated

Product Data

• Manufacturer: Schneider Electric
• Brand: Square D
• Model Number: EDB34050
• UPC: 785901875314

Dimensions

• • Height: 5.66 in
  • Width: 2.94 in
  • Depth: 4.05 in
  • Weight: 4.0 lbs

Returns are easy

You may return items within 10 days of delivery for a refund.

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