ABB TGN3321R - 30A, 240V, 3-Pole, Non-Fusible Disconnect Switch

Meet the ABB TGN3321R — a purpose-built, non-fusible disconnect switch engineered for reliable electrical isolation in demanding industrial and commercial environments. When safety and uptime matter, this 3-pole switch delivers deliberate, lockout-friendly performance that operators can trust when servicing equipment or transitioning between power states.

Why choose the ABB TGN3321R?

• Precise, safe isolation — designed to provide dependable disconnection under load, so maintenance crews can work with confidence and equipment can be isolated quickly without compromising safety.
• 3-Pole, 240V reliability — a robust 30A rating ensures compatibility with common three‑phase systems, making it suitable for a wide range of motors, conveyors, pumps, and control panels.
• Non-fusible design — eliminates the need for fuse replacements during routine isolation tasks, reducing downtime and simplifying panel maintenance.
• Lockout/Tagout readiness — built to integrate smoothly with standard lockout/tagout procedures, providing a single, clear isolation point for safer maintenance workflows.
• Durable, long-term performance — engineered for repeated operation in demanding environments, delivering stable electrical separation over time and across cycles.
• Streamlined installation — compact, straightforward wiring and mounting make it an efficient addition to control panels and switchgear assemblies.

Specifications at a glance

• Amperage Rating: 30A
• Voltage Rating: 240V
• Number of Poles: 3-Pole
• Product Type: Non-Fusible Disconnect Switch
• Brand: ABB
• Model: TGN3321R

Ideal applications

• Industrial machinery and automation equipment requiring reliable electrical isolation for maintenance and safety
• Commercial HVAC systems and pumps where quick, safe disconnection is critical
• Control panels, motor control centers, and service panels needing a dependable non-fusible disconnect
• Maintenance routines that implement lockout/tagout procedures to prevent accidental energization

Practical guidance for best results

• Pair the TGN3321R with appropriate lockout devices to create a clear, secure isolation point during service work.
• Confirm system voltage and ensure no load is present before operating or re-energizing the switch.
• Mount in a suitable enclosure or panel with adequate clearance to maintain safe operation and accessibility.
• Schedule periodic inspections of connections and the mechanical integrity to sustain long-term reliability.

The ABB TGN3321R is more than a disconnect switch; it’s a deliberate, safety-focused solution for environments where reliable isolation and maintenance efficiency are non-negotiable. From installation to daily operation, it helps keep equipment safe, downtime minimal, and maintenance teams confident when turning power on and off.