H368NR Safety Switch, Heavy Duty, Fusible, 1200 Amp, 600V, 3 Phase, NEMA 3R, Steel

The Square D H368NR Safety Switch is a heavy-duty, fusible disconnect designed for three-phase electrical systems in industrial and commercial settings. It features a NEMA 3R steel enclosure, a 1200 A current rating, and supports voltages up to 600 V. The switch includes a 3-pole, 3PST contact form with factory-installed neutral for 4-wire configurations and is compatible with Class L fuses. Electrical connections accommodate large conductors and the device offers a high short-circuit current rating, ensuring reliable and safe operation.

Key Features:

• Heavy-duty fusible disconnect switch for three-phase systems
• NEMA 3R rated steel enclosure for outdoor and indoor use
• 1200 A current rating with voltage support up to 600 V
• 3-pole, 3PST contact form with factory-installed neutral for 4-wire wiring
• Compatible with Class L fuses for circuit protection
• Short-circuit current rating up to 200 kA for enhanced safety
• Lugs support copper and aluminum conductors from 3/0 AWG to 750 kcmil
• Dimensions: 69.13" H x 36.62" W x 17.75" D; Weight: 173.3 kg
• Mercury-free and PVC-free construction for environmental safety
• UL Listed and made in the USA
• Surface-mount installation with a tightening torque of 375 lbf.in (85.01–380 mm2)