SIemens HF365NR Disconnect Switch (Fusible) - Essential Electric Supply
SIemens HF365NR Disconnect Switch (Fusible) - Essential Electric Supply

Siemens HF365NR - Fusible 400A 600V Disconnect (NEMA 3R)

Siemens
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Siemens HF365NR is a heavy-duty, 3-pole fusible disconnect switch from the VBII Series, designed for reliable circuit isolation and overcurrent protection in industrial and commercial power distribution systems. Rated for 400A at 600V AC, this single-configuration switch delivers a 200kA interrupting capacity at 600V and accepts Class R fuses, ensuring robust fault handling. Constructed with a NEMA 3R outdoor-rated enclosure, it measures 32.283 x 61.811 x 11.811 inches and weighs 141.493 lb, featuring a visible blade design with quick-make and break switching action and a defeatable dual cover interlock. The switch is UL listed under UL98 and UL50 standards, suitable for service entrance equipment, and operates within a temperature range of -13°F to 158°F (-25°C to 70°C). Typical applications include motor control centers, panelboards, and industrial machinery requiring a high-fault-rated, fusible disconnect solution.

Key Features & Specifications
  • Type: Fusible Disconnect Switch
  • Current Rating: 400A
  • Voltage Rating: 600V AC
  • Poles: 3
  • Phase: 3
  • Fuse Class: R
  • AIC Rating: 200kA at 600V
  • NEMA Rating: NEMA 3R
  • Enclosure Rating: NEMA 3R (outdoor rated)
  • Configuration: Single
  • Switch Style: Fusible
  • Series/Frame: VBII Heavy Duty
  • Compatible Frames: PGP
  • Dimensions: 32.283 x 61.811 x 11.811 in
  • Weight: 141.493 lb
  • Temperature Rating: -13°F to 158°F (-25°C to 70°C)
  • Certification: UL listed (UL98, UL50)
  • Mounting Type: Surface mount
  • Visible blade design with ON/OFF indication
  • Quick-make and break switching action
  • Suitable for service entrance use


Product Identification
  • UPC: 783643151703