Square D KC24200AB 24200A 2-Pole 480 V Circuit Breaker Potential Transformer

Meet the Square D KC24200AB — a purpose-built 2-Pole 480 V circuit breaker designed to protect demanding industrial power systems while enabling precise measurement through integrated potential transformer capabilities. Built for reliability in high-demand environments, this part delivers clear protection and accurate signal generation for protection relays and metering equipment.

Key specifications at a glance

• Part Number: KC24200AB
• Poles: 2
• Voltage rating: 480 V
• Current rating: 24,200 A
• Configuration: 2-Pole
• Special feature: Potential Transformer integration for measurement and relay signaling

Why this two-pole design matters

In 480 V distribution networks, a robust two-pole breaker ensures balanced protection across phases, reducing the risk of arc faults and unbalanced loads. The KC24200AB’s configuration is tailored for scenarios where both poles must trip together, delivering synchronized protection for feeders, motors, and critical loads.

Unique value proposition

• Integrated potential transformer capability: Simplifies wiring and signal routing by providing measurement and relay-friendly outputs directly from the breaker, which helps streamline protection schemes and metering accuracy.
• Square D reliability: Part of a trusted protection lineage, this breaker is designed to withstand industrial temperatures, vibration, and electrical transients common in heavy-duty environments.
• Precise compatibility for 480 V systems: Specifically engineered to fit standard 480 V distribution panels, minimizing integration challenges and ensuring dependable operation within your existing infrastructure.

Ideal use cases

• Industrial facilities with 480 V power distribution networks that require dependable two-pole protection for feeders and motors.
• Systems needing accurate measurement signals for protective relays and energy metering, without adding complex external transformers.
• Switchgear and panel assemblies where a compact, reliable breaker with integrated measurement capabilities simplifies installation and maintenance.

Practical considerations

When incorporating the KC24200AB, confirm compatibility with your Square D switchgear and ensure the potential transformer configuration aligns with your protection and metering needs. Consider the current and voltage requirements of your feeders to ensure the 2-Pole, 480 V rating matches the application, and plan for proper electrical clearances and safety procedures during installation and maintenance.

For engineers and technicians responsible for robust electrical infrastructure, the Square D KC24200AB offers a dedicated solution that combines protective reliability with measurement-ready functionality, delivering clearer insights and safer, more efficient power distribution.