Square D VH361NRB 30A 3P 600V Safety Switch, Fusible | AmpState

The Square D VH361NRB 30A 3P 600V Fusible Safety Switch is built for everyday electrical work, serving as a reliable equipment disconnect and point-of-use isolation switch. This fusible disconnect is purpose-built to protect your circuits while providing a clear, safe path to shut down equipment when servicing or troubleshooting.

Designed for retrofit projects and planned maintenance where you need to preserve the exact part number across spares and documentation, the VH361NRB keeps your assemblies consistent without sacrificing protection or performance.

Key specifications

• Manufacturer: Square D
• Part number: VH361NRB
• Product type: Safety Switch (fusible)
• Amperage: 30 A
• Poles: 3
• Voltage: 600 V

What sets this safety switch apart

• Fusible disconnect for integrated protection: Combines overcurrent protection with a dedicated disconnect at the point of use, streamlining maintenance and reducing wiring complexity.
• Three-phase reliability: A 3-pole design ensures all phases disconnect together, enhancing safety during servicing of larger motor and equipment circuits.
• Part-number stability for retrofits: A practical choice when documentation, stocking, and compatibility need to stay consistent across upgrades or expansions.
• Rugged, field-ready performance: Built to stand up to the demands of daily electrical work in industrial and commercial environments.

Ideal use cases

• Disconnecting and isolating 3-phase equipment on manufacturing lines, processing plants, and heavy-duty machinery.
• Retrofit projects where maintaining a consistent part number simplifies procurement, upgrades, and documentation.
• Maintenance shutdowns requiring a quick, safe power cutoff at the point of use to protect technicians.
• Controls enclosures and motor circuits that demand fused protection right at the service point.

Availability and support

AmpState offers the VH361NRB and can assist with compatibility checks to ensure a proper fit with your existing gear. If you’re unsure whether this part matches your equipment, you can message AmpState and they’ll help confirm compatibility.

Practical tips for installation and operation

• Verify that your system operates at or below 600 V and is configured for a 3-phase, 3-pole disconnect.
• Plan for fuse replacement as part of preventive maintenance; keep the correct fuse types and ratings on hand to minimize downtime.
• Store the safety switch in a readily accessible location near the equipment it protects to ensure fast, safe disconnection during service.
• Integrate the disconnect into your lockout/tagout procedures so technicians can work safely with the equipment isolated.