Square D EDB34040 40A 3P 480Y/277V E-Frame Circuit Breaker

Square D EDB34040: 40 Amp 3-Pole E-Frame Circuit Breaker, 480Y/277V AC, 25kA interrupt rating, bolt-on mounting, HACR rated.

Product Specifications

Identification and Classification

• Manufacturer: Schneider Electric
• Brand: Square D
• Range: 125 A Frame EDB-EGB-EJB Series
• Model Number: EDB34040
• UPC/GTIN: 785901875284
• Product Type: Miniature Circuit Breaker
• Device Short Name: EDB
• Module Type: E-Frame

Electrical Characteristics

• Amperage: 40 Amps
• Rated Current: 40 A
• Poles: 3-Pole
• Maximum Operating Voltage: 480Y/277 V AC
• Holding Current: 630 A
• Trip Unit Rating: 1800 A

Performance Specifications

• Breaking Capacity:
  • 18 kA at 277 V AC
  • 25 kA at 240 V AC
  • 18 kA at 480Y/277 V AC
  • 25 kA at 120 V AC
  • 25 kA at 120/240 V AC
• Trip Unit Technology: Thermal-magnetic
• Protection Type: Overload and Short-circuit
• Breaking Capacity Code: D

Electrical Connections

• Wire Size (Aluminum): AWG 12 to AWG 2/0
• Wire Size (Copper): AWG 14 to AWG 2/0
• Electrical Connection: Aluminum lugs
• Connections Terminals: Aluminum lugs

Mounting and Installation

• Mounting Mode: Bolt-on
• Number of Spaces: 3
• Number of Spaces Required: 3
• Product Destination: NF panelboard
• Tightening Torque:
  • 34.5 lbf.in (3.9 N.m) for 2.5-6 mm² (AWG 14-10)
  • 49.6 lbf.in (5.6 N.m) for 10-70 mm² (AWG 8-2/0)

Physical Characteristics

• Height: 5.66 in (143.76 mm)
• Width: 2.94 in (74.68 mm)
• Depth: 4.05 in (102.87 mm)
• Product Weight: 4 lbs (1.8 kg)

There is a $15 charge for delivery under $250 orders. Additional charges will be imposed by our couriers for delivery to remote areas, a surcharge may be levied to cover carriage to these areas.

Warranty Coverage

We stand behind every product we sell. Coverage depends on the condition of the item at time of purchase:

• New: 12-month warranty
• New Open Box: 10-month warranty
• Reconditioned: 90-day warranty

Warranty coverage begins on the date of delivery and covers manufacturing and functional defects under normal use. It does not cover damage from misuse, improper installation, or unauthorized repair. To make a warranty claim, contact us at support@breakersmart.com with your order number and a description of the issue.