Square D D323NRB is a fusible safety switch designed for providing visible disconnect and overcurrent protection in three-phase industrial power distribution systems. It is rated for 240V AC operation with a 100A current rating and a 100kA interrupting capacity at 240V, housed in a robust NEMA 3R enclosure measuring 444.5 mm H x 266.7 mm W x 165.1 mm D and weighing 16.191 lb. This UL-listed disconnect, part of the Series F family, is constructed as a 3-pole, single-configuration unit compatible with Class R fuses and RLF frames for reliable circuit isolation and protection in demanding environments.
Key Features & Specifications
Type: Fusible Safety Disconnect Switch, Type D
Voltage Rating: 240V AC
Current Rating: 100A
Phase: 3
Configuration: Single
Poles: 3
AIC Rating: 100kA @ 240V
Fuse Class: R
NEMA Rating: 3R
Dimensions: 17.5 in H (444.5 mm) x 10.5 in W (266.7 mm) x 6.5 in D (165.1 mm)