The Schneider Electric Square D H321NRB is a heavy-duty, fusible safety switch engineered for reliable circuit protection in demanding industrial environments. This 3-pole switch features a 4-wire configuration, including a neutral connection, and is designed to handle 30A of current at 240V AC or 250V DC. Its robust construction ensures durability and consistent performance in applications requiring safe isolation of electrical loads.

Technical details

• Series: Square D Heavy Duty Safety Switch
• Configuration: 3-Pole
• Wiring: 4-Wire (including neutral)
• Current Rating: 30 Amperes (A)
• Voltage Rating: 240 Volts AC (V AC) / 250 Volts DC (V DC)
• Enclosure Type: Heavy Duty
• Fuse Type: Fusible (fuses not included, verify compatibility with manufacturer datasheet)
• Interrupting Rating: Verify with manufacturer datasheet for specific application requirements.

Applications & compatibility

This H321NRB safety switch is commonly employed in industrial settings for the safe disconnection of power to machinery and equipment. Applications include motor control circuits, power distribution panels, and general load isolation on manufacturing lines, such as those found in food processing, metal fabrication, and material handling systems. It is designed to meet stringent safety standards for personnel protection during maintenance or troubleshooting.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D H321NRB or contact our technical team for cross-reference assistance with compatible safety switch components.