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Thomas & Betts 5257GR - 200A 600V Industrial Fuse

Thomas & Betts
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Thomas & Betts 5257GR is a heavy-duty industrial fuse designed for overcurrent protection in high-amperage electrical systems. It is rated for 600V AC/DC and carries a current rating of 200A, ensuring reliable performance under demanding load conditions. The fuse features a non-renewable, one-time operation construction with a compact cylindrical body and ferrule terminals, weighing 5.19 lb. It complies with UL and CSA standards for safety and performance in industrial environments. Typical applications include motor control centers, switchboards, and feeder circuits in manufacturing and power distribution systems.

Key Features & Specifications
  • Type: Non-renewable, one-time fuse with ferrule terminals
  • Voltage Rating: 600V AC/DC
  • Current Rating: 200A
  • Weight: 5.19 lb
  • Standards: UL Listed, CSA Certified
  • Applications: Motor control centers, switchboards, feeder circuits
  • Amperage: 200A
  • Voltage: 600V
  • Connection: Ferrule
  • Protection: Overcurrent
  • Mounting: Clip or bolted
  • Certification: UL, CSA
  • Terminal Connection: Ferrule
  • Frequency Rating: 50/60 Hz
  • Phase: Single or three-phase
  • Class: H, K, or R (based on application)
  • Insulation Temperature: 90°C
  • Operating Temperature Maximum Celsius: 90°C


Product Identification
  • UPC: 78621089620
  • GTIN: 00786210896205