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546A780G054 - Class J Fuse 600V 30A (Ferrule)

United Fuses
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The 546A780G054 is a high-performance industrial fuse designed for overcurrent protection in electrical distribution systems. It is rated for 600V AC/DC and carries a current rating of 30A, ensuring reliable circuit interruption under fault conditions. This compact fuse weighs 1.65 lb and features a ferrule-style construction with a 1-1/2 inch diameter and a 3-inch length, built for robust performance in demanding environments. It complies with UL 248-1 and CSA C22.2 standards, making it suitable for use in motor control centers, panelboards, and switchgear applications requiring Class J time-delay characteristics.

Key Features & Specifications
  • Type: Class J time-delay fuse, ferrule construction
  • Voltage Rating: 600V AC/DC
  • Current Rating: 30A
  • Dimensions: 1-1/2 inch diameter x 3 inch length
  • Standards: UL 248-1, CSA C22.2
  • Applications: Motor control centers, panelboards, switchgear
  • Switch Type: Not applicable (fuse)
  • Configuration: Single element
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: 90°C maximum
  • Shipping Dimensions: 4 x 2 x 2 inches
  • Phase: Single
  • Voltage: 600V
  • Amperage: 30A
  • AIC rating: 200kA RMS Sym.
  • Connection: Ferrule
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Time-delay
  • Frame Size: Not applicable
  • Trip Type: Time-delay
  • Panel Type: Not applicable
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Silver-plated copper
  • Panel Style: Not applicable
  • Bus Type: Not applicable
  • Fuse Class: J
  • Insulation Temperature: 90°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: 1
  • Class Rating: J
  • Diameter: 1-1/2 inches
  • Velocity: Not applicable
  • Clip Center: 3 inches
  • Clas: J
  • Mounting: Clip
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 30A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30A
  • Full Load Amp Minimum: 0A
  • Enclosure: Not applicable
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 30A
  • Amperage Minimum: 0A
  • Nema Rating: Not applicable
  • Switch Style: Not applicable
  • Wire Size: Not applicable
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Ferrule
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single
  • Standards: UL 248-1, CSA C22.2
  • Compatible Frames: Not applicable
  • Installation Type: Clip mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 30A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 90°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 78316641903
  • GTIN: 00783166419038