Square D H325N is a heavy-duty fusible safety switch designed for providing reliable circuit isolation and overcurrent protection in demanding three-phase industrial applications. It features a 400A current rating and a 240V AC voltage rating, housed within a robust NEMA 1 enclosure measuring 1276.35 mm H x 701.80 mm W x 257.30 mm D and weighing 168 lb. The switch is UL listed and offers a high interrupting capacity of 200kA at 240V, ensuring compliance with critical safety standards for industrial power distribution systems, including motor control centers and main service disconnects.
Key Features & Specifications
Type: H-Type Fusible Safety Disconnect Switch
Voltage Rating: 240V AC
Current Rating: 400A
Phase: 3
Poles: 3
Configuration: Single
AIC Rating: 200kA @ 240V
Fuse Class: R
Switch Style: Fusible
Wire Size: #1/0 to 750 AWG AL, #1/0 to 750 Kcmil CU
NEMA Rating: NEMA 1
Dimensions: 1276.35 mm H x 701.80 mm W x 257.30 mm D (50.25 in x 27.63 in x 10.13 in)