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Cutler Hammer E30KD300 - Class J Fuse 300V 30A Time-Delay

Cutler Hammer
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Cutler Hammer E30KD300 is a Class J time-delay fuse designed for branch circuit protection in industrial power distribution systems. It is rated for 300 volts AC and 30 amperes, providing reliable overcurrent interruption with a 200,000 AIC rating. The fuse measures 5 inches in length, 0.3 inches in height, and 4 inches in width, weighing 0.01 lb, with a compact construction suitable for panel mounting. It complies with UL and CSA standards for safety and performance in high-fault environments. Typical applications include motor control centers, switchboards, and feeder circuits requiring coordinated protection.

Key Features & Specifications
  • Type: Class J time-delay fuse, non-renewable, ferrule end connection
  • Voltage Rating: 300 V AC
  • Current Rating: 30 A
  • Dimensions: 5 in x 0.3 in x 4 in (Length/Depth x Height x Width)
  • Standards: UL Listed, CSA Certified
  • Applications: Branch circuit protection, motor control centers, switchboards
  • AIC Rating: 200,000 A
  • Connection: Ferrule
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Time-delay for motor starting
  • Frame Size: 30 A
  • Trip Type: Time-delay
  • Breaker Type: Fuse
  • Fuse Class: J
  • Insulation Temperature: 90°C
  • Mounting: Panel
  • Hz: 50/60 Hz
  • Wire Size: #14 to #8 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Ferrule
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single
  • Installation Type: Panel
  • Item QTY: 1
  • Current Rating: 30 A
  • Operating Temperature Maximum Celsius: 90°C


Product Identification
  • UPC: 78211321729
  • GTIN: 00782113217291