GD3020D | Circuit Breaker | 20A | 3-Pole | 480V

The GD3020D Industrial Circuit Breaker is built for dependable protection in 480V three-phase systems. With a 20A rating and three poles, it offers precise, reliable fault isolation for a range of industrial equipment and processes.

Key specifications at a glance

• Amperage: 20A
• Poles: 3-Pole
• Voltage: 480V
• Product focus: Industrial Circuit Breaker

Ideal for maintenance, retrofit, and replacement projects where matching specs are essential. If you’re updating a 480V three-phase panel or replacing a failing breaker in an existing installation, the GD3020D is designed to slot into the same electrical footprint and maintain consistent protection characteristics.

Why choose the GD3020D?

• Exact compatibility: The part number is the best reference for ensuring a correct fit with your current equipment.
• Streamlined maintenance: Having a like-for-like replacement minimizes wiring changes and downtime.
• Reliable three-phase protection: Three poles provide robust interruption across all phases, helping protect motors, drives, and other critical loads in demanding environments.

Important compatibility guidance

Before ordering, confirm fit and ratings for your application. Use the GD3020D part number as the primary cross-reference to verify compatibility with your panel or switchgear. If you have a label or catalog specification, align it with the GD3020D to ensure exact matching trip characteristics and footprint.

Practical tips and best practices

• Plan replacements during planned maintenance windows to minimize impact on operations.
• Have the equivalent slot profile and mounting hardware ready to ensure a straightforward installation.
• Coordinate with your electrical panel manufacturer or system integrator to confirm any required wiring diagrams or field wiring adjustments.