Federal Pacific NB320 - 20A, 3-Pole, Circuit Breaker

Introducing the Federal Pacific NB320 — a 20A, 3-Pole Circuit Breaker engineered for dependable overcurrent protection in industrial, commercial, and OEM applications. Its 3-Pole configuration is ideal for three-phase layouts found in panelboards, switchboards, and motor control centers, delivering safety and steady operation where it matters most.

• Current rating: 20A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Key advantages:

• Three‑phase protection that helps prevent motor and equipment damage in industrial processes.
• Compact, reliable design designed for use in distribution panels and control centers where space and safety are critical.
• Consistent trip performance safeguards personnel and downstream devices from overcurrent faults.

Who benefits most:

• Factories, manufacturing lines, and plant rooms with three‑phase equipment.
• Commercial facilities that rely on robust panel protection for HVAC, pumps, conveyors, and other essential systems.
• OEMs integrating dependable protection into new equipment and control panels.

Use cases and scenarios:

• Protect three‑phase motors and feeders in motor control centers.
• Provide main or branch overcurrent protection in panelboards and switchgear assemblies.
• Replace aging or failed breakers in existing NB320-compatible installations to restore safe operation.

Why this NB320 stands out:

• Focused on dependable protection for three‑phase systems where a 20A rating is required per circuit.
• Part of a trusted lineup designed for consistent performance in critical distribution paths.
• Simple fit for retrofits and upgrades in maintenance cycles, reducing downtime and risk.

Practical tips:

• Inspect for solid mechanical operation of the trip mechanism and ensure clear, audible trips in fault conditions.
• Ensure wiring terminations conform to panelboard ratings and torque specifications per installation guidelines.
• Maintain a regular inspection schedule for panel health, especially in environments with dust or vibration.