Square D IF34020 20A 3-Pole 480 V Circuit Breaker Potential Transformer

Meet the Square D IF34020, a purpose-built protective solution for demanding electrical environments. This 20 A, 3-pole circuit breaker is engineered for 480 V three-phase systems, delivering reliable overcurrent protection while aligning with Square D’s trusted performance. Proudly carrying the IF34020 designation, it’s designed to integrate protection and monitoring in a compact, dependable package.

Key advantages

• Three-pole protection guards all conductors in a 3-phase circuit, helping maintain balanced loads and reduce the risk of phase-related faults.
• 20 A current rating provides precise protection for branch circuits without unnecessary trips, supporting stable operation of motors and equipment.
• 480 V maximum voltage makes it suitable for industrial power distribution and commercial facilities with higher voltage requirements.
• Potential transformer capability (as indicated in the product name) to facilitate accurate sensing and protection coordination within existing protection schemes.
• Square D reliability ensures compatibility with Schneider Electric protection ecosystems, streamlining installation and maintenance in legacy and new panels.

Real-world use cases

• Protection for 3‑phase motor feeders in manufacturing lines powered from 480 V distribution.
• Distribution panel protection where accurate sensing and metering are needed for relay coordination and energy monitoring.
• Retrofits in industrial or commercial panels requiring a compact, reliable 3-pole breaker with PT capabilities.

Technical details

• Part Number: IF34020
• Current rating: 20 A
• Poles: 3
• Voltage rating: 480 V
• Product type: Circuit Breaker Potential Transformer

Why choose this breaker

Choosing the Square D IF34020 means aligning with a proven protection platform that supports consistent coordination with metering and protection relays. Its 3-pole, 480 V design is purpose-built for robust three-phase distribution, helping you simplify panel layouts, reduce wiring complexity, and improve uptime in high-demand environments.

Practical installation tips

• Confirm panel compatibility and torque requirements per installation guidelines to ensure secure connections and optimal performance.
• Plan for adequate heat dissipation in 480 V installations to maintain long-term reliability.
• Keep a spare IF34020 on hand for quick replacements in critical circuits, minimizing downtime during maintenance or upgrades.