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METHOD OF PRODUCTION TESTING FUSES AND CIRCUIT FOR ACCOMPLISHING SUCH TESTING

  • US 3,772,590 A
  • Filed: 05/24/1972
  • Issued: 11/13/1973
  • Est. Priority Date: 05/24/1972
  • Status: Expired due to Term
First Claim
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1. A test circuit for a fuse comprising in combination, an electrical source, means for connecting a fuse across said electrical source, means for providing a test current of preselected magnitude in said fuse, switch means selectively operable to complete the circuit for said fuse and subject said fuse to said test current, and means controlling the operation of said switch means and operating said switch means to complete said circuit for a preselected time, said duration of time and said current magnitude are characterized by being such as to provide a minimum melt i2t for said fuse wherein i is said test current and t is said preselected time.

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