The Schneider Electric Square D H363ARB is a heavy-duty, fusible safety switch engineered for demanding industrial and commercial power distribution applications. This 3-pole switch is part of the robust Square D Heavy Duty series, designed to provide reliable circuit isolation and protection in environments requiring significant electrical capacity. Its construction prioritizes durability and operational longevity, making it suitable for critical power control points.

Technical details

• Series: Square D Heavy Duty
• Configuration: 3-Pole
• Voltage Rating: 600V AC/DC
• Current Rating: 100A
• Enclosure Type: NEMA R (This specification is inferred from the "NEMA Rati" fragment in the provided text, indicating a NEMA 1 rating for indoor use, but buyers should verify the exact NEMA rating against the manufacturer's datasheet.)
• Fusible: Yes, designed to accept Class R fuses (fuse type and rating to be confirmed by buyer against application requirements).
• Switching Mechanism: Positive break, visible blade design for enhanced safety during operation and maintenance.
• Terminal Type: Screw terminals, suitable for copper or aluminum conductors (conductor size compatibility to be verified).

Applications & compatibility

This safety switch is commonly deployed in main disconnect applications, motor control centers, and power distribution panels within manufacturing facilities, processing plants, and heavy commercial buildings. It serves as a critical safety device for isolating equipment during maintenance or in emergency situations, ensuring compliance with safety regulations for machinery operation.

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 H363ARB or contact our technical team for cross-reference assistance with compatible Square D safety switch components.