The Schneider Electric Square D D326NTR is a general-duty safety switch designed for reliable power disconnection in residential and light commercial applications. This fusible disconnect switch is part of the D326 series, engineered for durability and cost-effectiveness. It serves as a critical component for safely isolating electrical loads, ensuring operational safety during maintenance or emergency situations.

Technical details

• Series: Square D D326
• Configuration: 3-pole, 4-wire
• Voltage Rating: 240 Volts AC
• Current Rating: 600 Amps
• Short Circuit Current Rating (SCCR): 100 kA
• Neutral: Factory-installed neutral
• Duty Rating: General Duty
• Enclosure Type: NEMA 1 (Indoor) - *Note: Verify enclosure type against manufacturer datasheet for specific environmental ratings.*

Applications & compatibility

This safety switch is commonly employed in applications requiring a robust and economical means of disconnecting power, such as in residential service entrances, light commercial buildings, and small industrial facilities. It is suitable for protecting circuits feeding HVAC equipment, lighting systems, and general machinery where a fusible disconnect is specified.

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 D326NTR or contact our technical team for cross-reference assistance with compatible Square D components.