Westinghouse COP321 - 30A, 240V, 3-Phase, Fusible Bus Plug

Reliable power distribution is non‑negotiable in industrial and commercial environments. The Westinghouse COP321 Fusible Bus Plug is engineered to deliver dependable protection and straightforward maintenance for demanding electrical systems, helping you minimize downtime and keep critical processes running smoothly.

Designed for 3‑phase, 240‑volt applications, the COP321 provides 30A of controlled current at a robust, industry‑standard spec. This fusible bus plug is purpose‑built to plug into busway and panelboard power distribution setups, making it an essential component for upgrades, retrofits, and routine maintenance in facilities that rely on stable, safe power delivery.

Key specifications

• Brand: Westinghouse
• Model: COP321
• Type: Fusible Bus Plug
• Amperage: 30A
• Voltage Rating: 240V
• Phase / Poles: 3‑Phase
• Application: Busway and panelboard power distribution systems

Why this fusible bus plug stands out

• Targeted protection—the fusible design provides swift fault isolation to shield downstream equipment and maintain overall system integrity.
• Rapid maintenance and replacement—engineered for quick swap‑in, minimizing downtime during routine service or fault recovery.
• Legacy and retrofit readiness—a practical choice for upgrades and refurbishments where compatible busplugs are needed to extend the life of existing infrastructure.
• Reliability you can trust—backed by Westinghouse, a long‑standing name in industrial power distribution, ensuring consistent performance in challenging environments.

Ideal use scenarios

• Industrial plants expanding their power distribution to new lines or equipment
• Commercial facilities undergoing capacity upgrades or system modernization
• Process equipment installations that require dependable, switchable protection
• Retrofit projects where hard‑to‑find, compatible busplugs are essential to meet existing layouts
• Maintenance and repair tasks that prioritize quick part replacement to reduce downtime

Practical considerations

• Best suited for 240V, 3‑phase distribution networks integrated with busway and panelboard systems
• Ensure compatibility with your current busway/fits within your panelboard configuration for seamless integration
• Adhere to applicable electrical codes and safety practices when planning installation or replacement