Mersen 177L109G25 - Medium Voltage R-Class Fuse 18A 5080V (80kA AIC Rating)
Mersen 177L109G25 - Medium Voltage R-Class Fuse 18A 5080V (80kA AIC Rating)
Mersen 177L109G25 - Medium Voltage R-Class Fuse 18A 5080V (80kA AIC Rating)
Mersen 177L109G25 - Medium Voltage R-Class Fuse 18A 5080V (80kA AIC Rating)

Mersen 177L109G25 - Medium Voltage R-Class Fuse 18A 5080V (80kA AIC Rating)

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Mersen 177L109G25 is a medium voltage current-limiting fuse designed for protecting electrical equipment in industrial power distribution systems. This R-class fuse features a 5080V AC voltage rating and 18A current rating with an interrupting capacity of 80kA at 5.08kV for reliable circuit protection. The fuse construction includes a single-barrel design with ferrule connections, measures 3 inches in diameter with 12-inch clip centers, and weighs 20 lb for robust industrial applications. It complies with industry standards for medium voltage protection requirements and is typically deployed in motor control centers, transformers, and feeder circuits where high fault current interruption is critical.

Key Features & Specifications
  • Type: Medium voltage current-limiting fuse, R-class, single-barrel construction with ferrule connections
  • Voltage Rating: 5080V AC
  • Current Rating: 18A
  • Dimensions: 3" diameter, 12" clip centers
  • Standards: Industry standard medium voltage protection
  • Applications: Industrial power distribution systems, motor control centers, transformers, feeder circuits
  • AIC rating: [email protected]
  • Weight: 20 lb
  • Connection: Ferrule
  • Barrels: 1
  • Class Rating: R
  • Item Subcategory: Medium Voltage