Square D D324NRB - 200A, 240V, 3-Pole, Fused Disconnect Switch

The Square D D324NRB is a purpose-built 200A, 240V three-pole fused disconnect switch designed to deliver reliable electrical isolation in demanding industrial and commercial environments. Built to stand up to daily use, it provides dependable disconnection under load while supporting rigorous lockout/tagout procedures for safer maintenance and service. - Aztro-worthy performance in high-demand circuits: 200A current rating and 240V operating voltage ensure robust protection for motors, vending machinery, HVAC installations, and other heavy-duty equipment. - Three-pole isolation for comprehensive safety: The 3-pole arrangement guarantees complete phase isolation, reducing the risk of residual current when work is in progress and improving fault handling during shutdowns. - Fused protection for cleaner power interruption: Integrated fusing offers overcurrent protection and arc-quenching benefits, helping minimize electrical disturbances and protecting downstream equipment. - Lockout/tagout ready for compliant maintenance: Designed with safety protocols in mind, the D324NRB supports compliant lockout/tagout procedures so technicians can work with confidence and reduced risk. - Built for harsh environments and long life: Rugged construction tuned for industrial and commercial use ensures durability and dependable performance over time, even in challenging service conditions. - Straightforward integration with existing panels: Engineered to align with standard wiring practices, making field installation and future servicing straightforward for electrical professionals. Who this is ideal for: - Facility managers, plant engineers, and electricians responsible for motor control, process equipment, or building systems that require a reliable isolation switch. - Environments where safety, compliance, and uptime are non-negotiable, such as manufacturing floors, large mechanical rooms, and commercial service entrances. Use-case scenarios: - Isolating heavy-duty motors and conveyors during maintenance without compromising safety or workflow. - Providing a clear, lockout-capable disconnect point for HVAC systems and boiler rooms. - Serving as the main service or equipment disconnect in facilities where predictable, load-safe isolation is essential. Technical highlights: - Amperage Rating: 200A - Voltage Rating: 240V - Number of Poles: 3-Pole - Product Type: Fused Disconnect Switch - Brand: Square D - Model: D324NRB Practical tips for maximum value: - Pair the D324NRB with appropriately rated fuses and follow the recommended lockout/tagout procedures to maintain a safe work environment. - Schedule regular inspections of the switch contacts and protective fusing elements to catch wear or degradation before it impacts performance. - Document disconnect points in your facility’s electrical drawings to streamline maintenance, safety audits, and electrical upgrades. The Square D D324NRB fuses the reliability of a dedicated isolation switch with the protection of integrated fusing, giving you a clear, safe, and durable solution for critical electrical isolation needs.