Mg MG17427 - 30A, 277VAC, 1-Pole, Circuit Breaker

The Mg MG17427 30A, 277VAC, 1-Pole Circuit Breaker is purpose-built for commercial, industrial, and OEM electrical systems that demand dependable, single-circuit protection. Designed to operate reliably in panelboards, switchboards, and control panels, this breaker helps keep your critical equipment safe from overcurrent events while keeping installation straightforward.

• Current rating: 30A
• Voltage rating: 277VAC
• Poles: 1-Pole
• Breaker type: Circuit Breaker

Where you’ll use it: in distribution panels, motor control centers, and control panels that service lighting, motors, and other 277V circuits. The 1-Pole design offers targeted protection for individual feeders, helping you optimize space in tight panel layouts without compromising safety or performance.

Why this 1-Pole breaker stands out

• Space-efficient protection: The single-pole form factor fits compact installations where every inch counts, simplifying panelboard layouts and reducing enclosure complexity.
• Clear, reliable protection: With a clear 30A rating at up to 277VAC, it precisely limits fault current to protect conductors and connected equipment in commercial environments.
• Versatile installation: Ideal for panelboards, switchboards, and control panels across industrial, commercial, and OEM applications, including lighting, power feeds, and control circuits.
• Designed for real-world use: Built to perform in everyday distribution tasks where safe operation and quick recovery after trips are essential to keep operations moving.

Practical use tips: confirm the panel enclosure is rated for 277VAC systems and that the Mg MG17427 is wired to the intended single fault path. Coordinate with other protection devices in the same distribution scheme to ensure coordinated trips, and verify that circuit labeling clearly reflects the protected load to facilitate safe maintenance and future upgrades.

Who benefits most: electrical engineers, facility managers, maintenance technicians, and OEM design teams who need precise, dependable overcurrent protection for specific circuits in commercial and industrial systems. If you’re modernizing a control panel or upgrading a distribution feeder, the Mg MG17427 delivers the targeted protection you require without unnecessary complexity.