Allen-Bradley 1492-CB1-G005 - 5A, 277VAC, Circuit Breaker

Meet the Allen-Bradley 1492-CB1-G005—a compact, dependable 5A circuit breaker rated for 277 VAC. Built to protect sensitive control wiring and power circuits alike, this device is a smart choice for industrial and commercial environments where reliable overcurrent protection is essential.

Engineered for practical, real-world use, the 1492-CB1-G005 fits seamlessly into panelboards, switchboards, control panels, and OEM equipment. When integrated into distribution panels and motor control centers, it helps prevent damage from overloads and short circuits, reducing unplanned downtime and extending the life of your electrical infrastructure.

Key specifications and what they mean for you

• Current rating: 5A — protects small to moderate control circuits and signaling lines without nuisance trips.
• Voltage rating: 277VAC — suitable for standard industrial distribution and equipment powered from 277-volt systems.
• Breaker type: Circuit Breaker — provides automatic interruption of fault currents to safeguard wiring and components.

Why this breaker stands out

Specific to the Allen-Bradley 1492 series family, the 1492-CB1-G005 is designed for dependable performance in environments where distribution panels and motor control centers demand precise protection. Rather than a generic solution, this breaker offers a tailored fit for 277 VAC circuits in panelboards and OEM assemblies, ensuring compatibility with established control architectures and simplifying maintenance and replacement.

Ideal use cases

This breaker is well-suited for:

• Industrial panelboards and switchboards that run control circuits and small motors on 277 VAC
• Control panels in manufacturing lines where reliable protection reduces downtime
• OEM equipment requiring a compact, easy-to-replace protection device that aligns with existing Allen-Bradley components

Practical tips for maximum value

For optimal performance, ensure the application matches the 5A, 277VAC specifications and integrate the breaker within compatible panel and control architectures. Use this device to guard wiring and downstream components against overcurrent situations, contributing to safer operation and longer equipment life in distribution panels and MCCs.