Nonfusible, Disconnect Switch, General Duty, 240 V, 480 V, 600 V, 3PST

The SQUARE D - MD3304X is a Disconnect Switch, an essential industrial electrical device used for safely interrupting electric current flow to specific circuits or equipment. Primarily utilized in sectors such as manufacturing, construction, and energy production, this device enhances workplace safety by preventing accidental startups or electrical shocks during servicing operations.

• Amps: It is rated for a maximum of 30 A, which should not be exceeded.
• Contact Form: The 3PST contact form indicates how many circuits can be controlled and whether they are normally open (NO) or closed (NC).
• Duty: Classified as 'General', indicating its suitability for standard applications in various environments.
• Enclosure Type: NEMA ratings indicate the types of environments it is designed for. Please refer to NEMA guidelines for specific details on each rating.
• Horsepower Ratings: Horsepower ratings are provided at various voltages (7.5 hp @240V AC;20 hp @480V AC;25 hp @600V AC). These represent the manufacturer's specifications and should not be exceeded.
• Housing Material & IP Rating: Made from non-metallic materials as per product specifications. Durability may vary based on usage and environment. The IP66 rating indicates that this device meets certain standards for dust and water resistance as defined by the International Protection Marking system.
• Number of Poles/Wires/Phases: This switch is designed to control up to three individual circuits (poles) with four conductive wires in a three-phase electricity supply setup according to its specifications
• Protection Method & Standards Compliance: Features a non-fusible protection method intended to help mitigate risks associated with electrical overloads. Safe operation depends on proper installation, use, maintenance, etc., in accordance with manufacturer’s instructions. This product is UL Listed, indicating it has been tested and meets certain safety and performance standards as defined by Underwriters Laboratories. Compliance with these standards does not eliminate the need for safe handling and operation.