ITE | CF3B050 | Circuit Breaker | 3-Pole

The ITE CF3B050 Circuit Breaker is a purpose-built, three-pole protection device tailored for three‑phase electrical systems. Designed with maintenance, retrofit, and replacement in mind, this CF3B050 part ensures your panel maintains its original performance characteristics while delivering dependable fault interruption when it matters most.

Key advantages of the CF3B050 3-Pole Circuit Breaker

• 3-Pole configuration: delivers synchronized disconnection across all three phases, helping prevent phase imbalance and enhancing protection in 3‑phase circuits.
• Coordinated fit for maintenance and retrofit: specifically suited for projects where matching the CF3B050 specifications is essential to restore or upgrade panel performance.
• Part-number driven compatibility: use CF3B050 as the primary reference to verify fit and ratings with your equipment; the part number is the most reliable compatibility checkpoint.
• Reliable performance in demanding environments: built to withstand regular cycling and fault events in commercial and industrial settings, contributing to long-term panel reliability.

Ideal use cases

Perfect for industrial electrical panels, data centers, manufacturing lines, and other commercial distributions that require three-phase protection. Use the CF3B050 for new installations, system upgrades, or exact replacements where a 3-pole breaker is specified.

Compatibility and installation guidance

• Always confirm the voltage, current rating, and trip characteristics align with your panel’s requirements before ordering.
• Rely on the CF3B050 part number as the definitive reference for compatibility when comparing with your panel documentation or manufacturer guidance.
• Verify bus-bar type and mounting style to ensure secure seating and reliable operation within the panel.

Practical tips for installation and maintenance

Follow safe electrical practices, including lockout/tagout procedures, during replacement or retrofit. After installation, perform a careful connection check and a functional test to verify proper disconnection across all three phases and to confirm that the breaker trips as designed under fault conditions.