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HFB3020.ST - Heavy-Duty Safety Switch 600V 30A

United Fuses
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The HFB3020.ST is a heavy-duty industrial safety switch designed to provide reliable disconnection and protection for electrical circuits. It is rated for a maximum voltage of 600V AC and a continuous current of 30A, with a weight of 5.19 lb, ensuring robust performance in demanding environments. The switch features a NEMA 3R enclosure for outdoor use, a fusible design with Class H or R fuse compatibility, and a 3-pole configuration for three-phase systems. It complies with UL 98 and CSA standards, making it suitable for service entrance and branch circuit applications. Typical industrial applications include motor disconnects, machinery isolation, and power distribution in manufacturing and commercial facilities.

Key Features & Specifications
  • Type: Heavy-duty safety switch, fusible, NEMA 3R enclosure
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: Not specified
  • Standards: UL 98, CSA
  • Applications: Motor disconnects, machinery isolation, power distribution
  • Switch Type: Heavy-duty
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 30A
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: 3
  • Protection: Fusible
  • Functions: Disconnect, isolation
  • Frame Size: Not specified
  • Trip Type: Not applicable
  • Panel Type: Not specified
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: H or R
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not applicable
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: NEMA 3R
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 30A
  • Amperage Minimum: Not specified
  • Nema Rating: 3R
  • Switch Style: Heavy-duty
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Not specified
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA
  • Compatible Frames: Not specified
  • Installation Type: Surface mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 30A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable
  • Weight: 5.19 lb


Product Identification
  • UPC: Not specified
  • GTIN: Not specified