Square D D221NRB - Fusible Disconnect Switch 30A 240V (NEMA 3R 100kA AIC)

Square D D221NRB is a fusible safety disconnect switch designed for circuit protection and isolation in industrial applications. This 30A rated switch operates at 240V AC with a 100kA interrupting capacity, providing reliable overcurrent protection through Class R fuses. The compact 7.25" x 3.63" x 9.25" enclosure features NEMA 3R weather-resistant construction suitable for outdoor installation. UL listed certification ensures compliance with industry safety standards, making it ideal for motor control centers, industrial machinery, and power distribution systems requiring secure disconnecting means.

Key Features & Specifications

• Type: Fusible safety disconnect switch, Series E, Type D
• Voltage Rating: 240V AC
• Current Rating: 30A
• Dimensions: 7.25 in x 3.63 in x 9.25 in (WxDxH)
• Standards: UL listed, NEMA 3R
• Applications: Industrial power distribution, motor control centers, machinery isolation
• Switch Type: Disconnect
• Configuration: Single
• Poles: 2
• AIC rating: 100kA@240V
• Fuse Class: R
• Phase: 1
• Compatible Frames: RLF
• Weight: 2.16 lb
• Country of Origin: Mexico

Product Identification

• UPC: 785901460589
• GTIN: 00786679913949