Siemens HF368NR heavy duty fusible safety switch — 1200A 600V NEMA 3R

Siemens HF368NR heavy duty fusible safety switch — 1200A 600V NEMA 3R

The Siemens HF368NR is a 1200A, 600V heavy duty fusible safety switch designed for high-demand service entrance and feeder applications in outdoor environments. With a 200kA AIC rating, NEMA 3R steel enclosure, and Class L fuse compatibility, it's a go-to choice for electricians and contractors working on large commercial and industrial jobs.

3-pole, 4-wire with solid neutral. Single throw. UL Listed. Ships from stock.

Common applications

• Outdoor service entrance
• Motor control centers
• Main disconnect
• Power distribution panels
• Industrial machinery isolation

Key features

• Quick-make, quick-break: Positive action with visible blade double-break switching
• Padlockable handle: Up to 3 padlocks with 5/16" hasps in the off position
• 180° door swing: Side-hinged for wide-open wiring access
• Arc chutes: Heat dissipation for longer switch service life
• Field-convertible lugs: Front-removable, Cu/Al rated, 60°C or 75°C conductors
• NEC-compliant gutters: Wire bending space meets or exceeds code requirements

Specifications

• Part number: HF368NR
• Manufacturer: Siemens
• Series: VBII
• Amperage: 1200A (800A–1200A range)
• Voltage: 600V AC
• Poles / wires: 3-pole, 4-wire with solid neutral
• Fuse class: Class L
• AIC rating: 200kA @ 600V
• Enclosure: NEMA 3R — outdoor / rainproof
• Mounting: Surface mount
• Configuration: Single throw
• HP rating: 250 hp
• Compatible frames: PGP
• Operating temp: -29°C to 85°C
• Certifications: UL Listed (UL 98)
• Material: Steel
• UPC: 783643174214
• Country of origin: Mexico
• Dimensions: 74.803" H × 42.913" W × 11.811" D
• Weight: 350 lb