Square D FA34020 - 20A, 3-Pole, Circuit Breaker

The Square D FA34020 is a robust 20A, 3-pole circuit breaker designed to deliver reliable overcurrent protection where three-phase power is used. Built for everyday demanding environments, this breaker fits neatly into panelboards, switchboards, and control panels, providing dependable protection for your distribution networks and motor control centers.

Key specifications and benefits

• Current rating: 20A, delivering precise protection for branch circuits and equipment wiring.
• Poles: 3-pole configuration, ideal for three-phase systems and coordinated trip across all phases.
• Type: Circuit Breaker designed for industrial, commercial, and OEM applications where reliable shutoff and protection are essential.
• Flexibility: Suitable for use in panelboards, switchboards, and control panels, simplifying system design and installation.
• Protection focus: Overcurrent protection for motors, drives, and other three-phase loads, helping prevent damage from faults and overloads.

Why this breaker stands out

Unlike simpler two-pole solutions, the FA34020’s three-pole architecture ensures synchronized tripping across all three phases in three-phase circuits. This reduces the risk of unbalanced conditions, protects equipment more comprehensively, and simplifies wiring layouts in complex distribution schemes. Built for industrial reliability, it stands up to the wear and tear of demanding environments found in motor control centers and commercial power distributions.

Ideal applications

• Industrial power distribution panels and motor control centers that require solid three-phase protection.
• Commercial switchboards where compact, reliable 20A protection across three conductors is needed.
• OEM equipment setups that demand rugged, straightforward overcurrent protection integrated into standard panel designs.

Practical use and installation tips

• Verify compatibility with your panelboard or switchboard model to ensure a secure, code-compliant installation.
• Plan for coordinated protection in three-phase circuits by using the 3-pole configuration to trip all phases together.
• Follow manufacturer torque specifications during mounting to maintain proper electrical contact and performance.
• Use the FA34020 as a straightforward upgrade or replacement for aging or undersized protection in 3-phase systems.

For professionals seeking dependable, three-phase overcurrent protection without sacrificing panel space or workflow, the Square D FA34020 20A 3-Pole Circuit Breaker delivers precise protection, easy integration, and long-term reliability in a wide range of industrial, commercial, and OEM applications.