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800A 500V Cooper Bussmann High Speed Fuse FWH-800A

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800A 500V Cooper Bussmann High Speed Fuse FWH-800A


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  • FWH-800A
  • FWH Series Electrical Specifications
  • FWH Series Dimensions


Cooper Bussmann LogoCooper Bussmann is a wholly owned division of Cooper Industries, Inc. (NYSE: CBE) and is headquartered in St. Louis, Missouri, USA. With a more than 90-year history of innovation, the company has set the standard for circuit protection in the global market.


Cooper Bussmann manufactures and markets a wide variety of North American and European-styled fuses for the electrical, electronics and transportation industries, plus inductors, transformers for power quality in electronic applications and industrial and mobile wireless solutions. Cooper Bussmann also offers engineering, training and testing services focused on downtime reduction, workplace safety and code compliance.


FWH-800A Features

»  Excellent DC performance
»  Low arc voltage and low energy let-through (I2t)
»  Superior cycling capability
»  CE, UL Recognition & CSA Component Acceptance on 35-800A only (50kA IR@500Vdc). UL Recognition on 35-1200A only, CSA Component Acceptance: 35-1600A



Technical Specifications

Part Number FWH-800A
Rated Current RMS-Amps 800 Amps
I2t (A2 Sec) - Pre-arc 76200
I2t (A2 Sec) - Clearing @ 500v 409000
Watts Loss 129 W
Carton Weight 963 grams
Interrupting Rating 200kA RMS Symmetrical

» Watts loss provided at rated current.
» (500 Vdc/Interrupting rating 50kA) U.L. Recognition on 35 through 800 amperes only

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