Square D QMJ365 is a fusible safety switch designed for providing reliable circuit protection and isolation in industrial power distribution. It features a 600V AC voltage rating and a 400A current rating for robust three-phase applications, housed in a compact NEMA 1 enclosure measuring 381 mm H x 112.78 mm W x 78.49 mm D with a weight of 43.301 lb. The switch is UL and CSA certified and offers a high interrupting capacity of 200kA at 480V AC. It is engineered for integration into compatible HHED panelboards for motor control and feeder circuit protection in industrial facilities.
Key Features & Specifications
Type: Fusible safety switch, panel mount, QMJ type
Voltage Rating: 600V AC
Current Rating: 400A
Dimensions: 381 mm H x 112.78 mm W x 78.49 mm D (15.00 in x 4.44 in x 3.09 in)
Standards: UL, CSA
Applications: Industrial power distribution, motor control, feeder circuit protection