Square D EDB34015 - 15A, 3-Pole, Miniature Circuit Breaker (MCB)

Square D EDB34015 is a 15A, 3-pole miniature circuit breaker (MCB) engineered for dependable overcurrent protection in today’s electrical distribution systems. Designed for industrial, commercial, and OEM environments, this MCB protects branch circuits and equipment within panelboards, switchboards, and control panels without compromising safety or performance.

Its three-pole configuration provides true three-phase protection, simplifying wiring and ensuring balanced interruption across all phases. This makes it an ideal choice for 3-phase feeders and motor circuits where coordinated protection is essential.

• Current rating: 15A
• Poles: 3-Pole
• Breaker type: Miniature Circuit Breaker (MCB)
• Applications: panelboards, switchboards, control panels, motor control centers, and OEM equipment requiring dependable overcurrent protection

Why engineers choose this Square D MCB: it delivers proven protection performance and integrates smoothly with standard distribution panels that rely on trusted Square D protection devices. In overcurrent conditions, it trips to isolate the affected circuit and safeguard wiring, loads, and personnel, helping to minimize downtime and maintain safe operation.

Ideal use scenarios include refurbishing or expanding 3-phase distribution panels in manufacturing lines, protecting motor feeders in control centers, and upgrading OEM equipment that requires reliable MCB protection.

Practical tips for selection and installation: confirm your panel’s supported MCB type and current rating, verify compatibility with three-phase bus configurations, and reference your panel labeling for appropriate trip characteristics and interrupting capacity. The Square D EDB34015 15A 3-Pole MCB offers trusted, real-world protection for demanding electrical environments.