Square D EDB34025 - 25 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Square D EDB34025 delivers dependable protection for 3‑phase electrical systems with a 25A rating at 480V. This 3-pole bolt-on molded case circuit breaker is engineered for branch-circuit overcurrent and short-circuit protection in panelboards and load centers, making it a trusted choice for reliable power distribution in residential, commercial, and light industrial settings. The combination of secure mounting, precise protection, and OEM compatibility sets it apart for tougher environments where vibration and dynamic loads are a concern.

Key advantages

• Secure bolt-on mounting provides a rigid, vibration‑resistant bus connection that stays tight even in demanding installations.
• Thermal-magnetic trip unit delivers stable, repeatable protection, with the thermal element responding to steady overloads and the magnetic element providing an instantaneous response to short circuits.
• OEM compatibility is designed to be used with matching Square D load centers and panelboards, ensuring a seamless fit and consistent trip characteristics.
• Versatile for various environments ideal for residential, commercial, and light industrial electrical distribution, handling everyday workloads and occasional surges with confidence.

Technical specifications

• Manufacturer: Square D
• Part Number: EDB34025
• Type: Thermal-magnetic molded case circuit breaker (MCCB)
• Amperage Rating: 25A
• Voltage Rating: 480V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Install in panelboards and load centers that require robust 3‑phase protection at 480V.
• Protect feeders and small motor circuits in commercial and light industrial facilities where space is shared and reliability matters.
• Upgrade or replace aging breakers in OEM equipment with a compatible Square D solution to preserve protection characteristics and ease of service.

Installation tips and practical considerations

• Ensure the mounting surface and bus connections are clean and free of debris to maximize the benefits of the bolt-on design.
• Verify that the receiving panelboard or load center is compatible with the EDB34025 to maintain designed protection coordination and trip performance.
• Use appropriate torque specifications for bolt-on connections to prevent loose terminations and reduce electrical noise or vibration effects.
• Plan for routine inspection of connections in environments with thermal cycling or vibration to prolong service life.

Choose the Square D EDB34025 for a reliable, OEM‑compatible 3‑pole solution that protects 3‑phase circuits at 480V with precise thermal-magnetic trip action. Available through AmpState, it’s the practical choice when you need consistent protection, easy installation, and long-term reliability in panelboards and load centers.