Square D VHU361NRB - 30A, Fused Disconnect Switch

Introducing the Square D VHU361NRB 30A Fused Disconnect Switch—the reliable, purpose-built solution for safe electrical isolation in demanding industrial and commercial environments. This fused disconnect brings together dependable overcurrent protection with a rugged, weather-ready enclosure, making lockout/tagout procedures safer and maintenance downtime more predictable.

• 30A fused protection delivers dependable disconnection under fault conditions, helping to contain surges and safeguard downstream equipment.
• NEMA 3R enclosure provides weather-resistant, outdoor-capable protection, ensuring safe operation in exposed environments without sacrificing service accessibility.
• LO/TO compatibility supports rigorous lockout/tagout procedures, giving technicians a clear, safe power-off state during maintenance.
• Durable, field-ready design built to withstand industrial dust, vibration, and temperature variations for long-term reliability.
• Intuitive operation straightforward on/off control with a clearly identifiable position, even when wearing protective gear.

Who should consider the VHU361NRB?

• Facilities managers and maintenance teams needing a dependable isolation point for motors, heaters, or feeders in factories, warehouses, or outdoor equipment setups.
• Electrical contractors seeking a robust, code-friendly fused disconnect to integrate into control panels or service disconnects.
• Operations prioritizing safety, compliance, and minimal downtime during routine inspections or servicing.

Why this fused disconnect stands out

The VHU361NRB packages built-in overcurrent protection with a weatherproof enclosure, delivering safe isolation and reliable performance in a single, compact unit. Its fused design reduces arc risk during interruption and simplifies maintenance planning by keeping protective devices in one location.

Practical tips to maximize performance

• Size downstream conductors and circuits to match the 30A rating, ensuring efficient, nuisance-free operation.
• Establish a routine fuse inspection schedule and replace only with compatible, rated fuses to maintain protection integrity.
• Provide clear LO/TO procedures for teams, and designate the VHU361NRB’s disconnect point as the primary maintenance isolation location.

With the Square D VHU361NRB, you gain a durable, purpose-built fused disconnect that delivers safe, reliable isolation, supports essential maintenance practices, and stands up to real-world industrial and commercial use day after day.