HF364R | Siemens Safety Switch

Description 

The Siemens HF364R is a heavy-duty safety switch rated for 200A, 600V, 3-pole, with a fused, non-automatic configuration. It features a NEMA 3R rainproof enclosure for outdoor use, ensuring reliable disconnect and circuit protection in industrial and commercial applications.

Technical Specifications 

Information About HF364R

The Siemens HF364R is a heavy-duty, 200-amp, 600-volt, 3-pole, fused safety switch designed for robust circuit protection and reliable performance in demanding industrial and commercial environments. 

Key Features:

• Voltage Rating:

  • 600V AC

  • 250V DC

• Current Rating: 200 amperes

• Horsepower Ratings:

  • Standard:

    • 50 HP at 480V AC

    • 60 HP at 600V AC

  • Maximum (with time-delay fuses):

    • 125 HP at 480V AC

    • 150 HP at 600V AC

• Short-Circuit Current Rating:

  • 10,000 AIC with Class H fuses

  • 200,000 AIC with Class R, J, or T fuses

• Enclosure Type: NEMA 3R, suitable for outdoor use

• Material: 304 stainless steel, offering corrosion resistance

• Operating Mechanism: Quick-make, quick-break action ensuring positive operation

• Visible Blade Design: Double-break switching action with highly visible ON/OFF indication

• Handle: Red handle grip designed for hook stick operation; can be padlocked in the OFF position with up to three padlocks (5/16-inch hasps)

• Certifications:

  • UL Listed under file #E4776

  • Meets UL98 for switches and UL 50 for enclosures

  • Complies with NEMA Standard KS-1 for enclosed switches

  • Seismic qualification compliant with the 2007 California Building Code (CBC) Zone 4

• Additional Features:

  • Defeatable dual cover interlock for added safety

  • Internal shields meeting NEC 2020 230.62 line side barrier requirements

  • Generous wire bending space meeting NEC requirements

• Height: 29.9 inches (759 mm)

• Width: 15.94 inches (405 mm)

• Depth: 12.33 inches (313 mm)

This safety switch is engineered for applications where robust construction, reliable performance, and ease of maintenance are critical. Its NEMA 3R rating ensures suitability for outdoor installations, providing protection against rain and ice formation. The use of 304 stainless steel enhances durability and corrosion resistance, making it ideal for harsh environments.