The SCHNEIDER ELECTRIC SQUARE D HU363A is a heavy-duty, non-fusible safety switch designed for reliable electrical isolation in demanding industrial environments. This robust unit is part of the Square D Heavy Duty safety switch line, engineered for applications requiring a durable and secure disconnect solution. Its construction prioritizes safety and operational continuity in manufacturing and processing facilities.

Technical details

• Series: Square D Heavy Duty
• Type: Non-Fusible Safety Switch
• Enclosure Rating: NEMA 12K
• Enclosure Material: Galvannealed Steel
• Configuration: 3-Pole
• Voltage Rating: 600V AC
• Current Rating: 400A
• Interrupting Rating: 200kAIC (with appropriate fuses, though this is a non-fusible switch, this rating is typical for the series and indicates its capacity when used in a fused configuration elsewhere in the system)

Applications & compatibility

This safety switch is commonly employed in heavy industrial settings such as manufacturing plants, processing facilities, and power distribution systems. It serves as a critical component for safely isolating machinery and electrical circuits during maintenance, repair, or emergency shutdown procedures. The NEMA 12K enclosure makes it suitable for environments with dust, dirt, and oil.

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 HU363A or contact our technical team for cross-reference assistance with compatible Square D safety switch components.