Square D H367NR is a heavy-duty fusible safety switch designed for isolating and protecting three-phase electrical circuits up to 800A. It provides reliable circuit protection with a 600V AC/DC voltage rating and a high 200kA interrupting capacity at 600V, housed within a robust NEMA 3R enclosure suitable for outdoor installations. The switch features a rugged H-frame construction measuring 1755.9 mm H x 930.15 mm W x 450.85 mm D and a weight of 365 lb, accepting Class R or L fuses and accommodating conductors from AWG 3/0 to 750 kcmil. It is UL Listed for safety compliance and is engineered for demanding industrial applications such as power distribution, motor control centers, and large machinery disconnects.
Key Features & Specifications
Type: H-Frame, Fusible Safety Disconnect Switch
Voltage Rating: 600V AC/DC
Current Rating: 800A
Dimensions: 1755.9 mm H x 930.15 mm W x 450.85 mm D (69.13 in x 36.62 in x 17.75 in)
Weight: 365 lb
Standards: UL Listed
Applications: Industrial power distribution, motor control, main service disconnects
Switch Style: Fusible
Configuration: Single
Poles: 3
Phase: 3
AIC Rating: 200kA @ 600V
Fuse Class: R, L
Wire Size: AWG 3/0 to 750 kcmil (copper or aluminum)