The Schneider Electric Square D H324A is a heavy-duty fusible safety switch engineered for robust electrical isolation and protection in demanding industrial environments. This switch is a component of the Square D H3 series, known for its reliability in power distribution and control applications. It is designed to safely disconnect power to machinery, ensuring personnel safety during maintenance or in emergency situations.

Technical details

• Series: Square D H3
• Type: Fusible Safety Switch
• Enclosure Rating: NEMA 12 (Dust-tight and suitable for water spray)
• Voltage Rating: 240VAC
• Current Rating: 200A
• Configuration: 3-Pole
• Interrupting Rating: 200,000A (when used with appropriate fuses)
• Horsepower Rating: 50 HP at 240VAC

Applications & compatibility

This H324A safety switch is commonly deployed in manufacturing plants, processing facilities, and commercial buildings where reliable power interruption is critical. It is suitable for controlling and protecting circuits for motors, heavy machinery, and other critical loads that require a visible means of disconnection. Its NEMA 12 enclosure makes it ideal for use in areas with moderate dust and water exposure.

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 H324A or contact our technical team for cross-reference assistance with compatible Square D safety switch components.