Square D SD-3610 - 100A, 600V, 3-Phase, Fusible Bus Plug

Engineered by Square D, the SD-3610 Fusible Bus Plug delivers dependable, modular power distribution for demanding industrial and commercial environments. This 3‑phase, 100 A device is designed to plug into busway and panelboard systems, providing targeted protection and fast fault isolation where it matters most.

What it is and where it fits

The SD-3610 is a fusible bus plug crafted to integrate seamlessly with existing Square D busway and panelboard architectures. It supports reliable 3‑phase distribution at up to 600 V, making it a practical solution for midstream feeders, process equipment, and retrofit projects where compatible, hard‑to‑find bus plugs are essential.

Key specifications

• Model: SD-3610
• Type: Fusible Bus Plug
• Amperage: 100 A
• Voltage Rating: 600 V
• Phase/Poles: 3‑Phase
• Application: Busway and panelboard power distribution systems

Why choose this bus plug

• Targeted fault protection: The fusible design enables rapid isolation of a faulted circuit, helping to minimize damage and downtime in busy facilities.
• Retrofit-ready for hard-to-find needs: Ideal for upgrades and replacements where standard parts aren’t readily available, reducing project delays.
• Industrial-grade reliability: Engineered for continuous operation in demanding environments such as manufacturing floors and process lines.
• Maintenance and upgrade ally: A practical choice for upkeep programs, ensuring you have the exact, compatible bus plug when you need it.
• System-wide harmony: Designed to integrate with Square D’s busway and panelboard ecosystem, promoting consistent performance and ease of stocking.

Use cases and benefits

In a live plant, the SD-3610 serves as a protective conduit for feeder circuits, enabling quick isolation during maintenance without pulling power from the entire distribution. For retrofit initiatives, upgrading to a compatible SD‑3610 ensures alignment with existing Square D configurations, improving reliability, spare parts availability, and long‑term serviceability.

Who should consider it

Electrical maintenance teams, contractors, and facilities engineers responsible for uptime in industrial, processing, and commercial settings will find this fusible bus plug particularly valuable. If your 3‑phase distribution network operates at up to 600 V and you need a dependable, compatible, hard‑to‑find bus plug, the SD‑3610 is built to meet those needs.