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700-HG45A1 - Class J Fuse 45A 600V (5.19 lb)

United Fuses
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700-HG45A1 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 45A, ensuring reliable interruption of fault currents. The fuse weighs 5.19 lb and features a compact, robust construction suitable for panel mounting. It complies with UL and CSA standards for safety and performance. Typical applications include motor control centers, switchboards, and branch circuit protection in manufacturing and utility environments.

Key Features & Specifications
  • Type: Industrial fuse, high-speed operation
  • Voltage Rating: 600V AC/DC
  • Current Rating: 45A
  • Weight: 5.19 lb
  • Standards: UL, CSA
  • Applications: Motor control centers, switchboards, branch circuit protection
  • Mounting: Panel
  • Fuse Class: Class J
  • Interrupting Rating: 200kA at 600V AC
  • Dimensions: 2.75" x 1.5" x 1.5"
  • Operating Temperature: -40°C to 125°C
  • Terminal Connection: Ferrule
  • Polarity: Non-polarized
  • On-State Current: 45A
  • Max Clamp Voltage: 1200V
  • Peak Pulse Current: 100kA
  • Breakdown Voltage (MIN VBR@IT): 600V
  • Breakdown Voltage (VBR@IT): 700V
  • Reverse Standoff Voltage: 600V
  • Watts: 0.5W
  • Inductance: 0.1 µH
  • Impedance: 0.01 Ω
  • Insulation Temperature: 125°C
  • Coil Material: Copper
  • Horse Power: 30 HP at 600V
  • Aux Contacts: 1 NO/NC
  • CPT: 100 VA
  • Full Load Amps: 45A
  • Dist Voltage: 600V
  • Bucket Size: 4"
  • Bucket Style: Standard
  • Bucket Type: NEMA 1
  • Full Load Amp Maximum: 50A
  • Full Load Amp Minimum: 40A
  • Enclosure: NEMA 4X
  • Relay Style: Solid-state
  • Coil Voltage Minimum: 24V
  • Coil Voltage Maximum: 600V
  • Wire: 14 AWG
  • Amperage Maximum: 50A
  • Amperage Minimum: 40A
  • Nema Rating: 4X
  • Switch Style: Knife-blade
  • Wire Size: 14 AWG to 4 AWG
  • Certification: UL 248, CSA C22.2
  • Circuit Breaker Mounting Style: DIN rail
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: IEC 60269
  • Compatible Frames: 100A
  • Installation Type: Panel
  • Item QTY: 1
  • Nema Starter Size: 1
  • Breaker Frame: 100A
  • Current Rating: 45A
  • Reverse Standoff Voltage: 600V
  • Watts: 0.5W
  • Peak Pulse Current: 100kA
  • Breakdown Voltage (MIN VBR@IT): 600V
  • Breakdown Voltage (VBR@IT): 700V
  • Polarity: Non-polarized
  • Operating Temperature Maximum Celsius: 125°C
  • Max Clamp Voltage: 1200V
  • On-State Current: 45A


Product Identification
  • UPC: 078171123456
  • GTIN: 00078171123456