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A50QS Series / 500V

A50QS Amp-trapĀ® Form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features lower I2t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is today's best choice for the protection of dynamic solid state equipment such as motor drives,inverters, UPS, etc.

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Features

  • Lowest I2t for greatest protection of semiconductor circuits
  • Low watts loss for cooler operation
  • Superior cycling ability gives an equipment design
    advantage
  • State-of-the-art protection for 500 volt equipment
  • Ultra compact sizes allow down-sizing of existing
    equipment
Ratings
  • AC: 500VAC, 35A to 1200A, 200kA I.R.
  • AC: 500VDC, 35A to 1200A, 100kA I.R.
Approvals
  • UL Recognized Component
  • AC: UL Guide No. JFHR2
  • CSA Certified LR12636
  • Some Ratings RoHS Compliant
Applications
  • Protection of 500V or less motor drives, UPS, inverters, etc.

Ferraz A50QS Series Fuse Selection

AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG
NUMBER
35 A50QS35-4   100 A50QS100-4   300 A50QS300-4   800 A50QS800-4
40 A50QS40-4   125 A50QS125-4   350 A50QS350-4   900 A50QS900-4
50 A50QS50-4   150 A50QS150-4   400 A50QS400-4   1000 A50QS1000-4
60 A50QS60-4   175 A50QS175-4   450 A50QS450-4   1200 A50QS1200-4
70 A50QS70-4   200 A50QS200-4   500 A50QS500-4      
80 A50QS80-4   225 A50QS225-4   600 A50QS600-4      
90 A50QS90-4   250 A50QS250-4   700 A50QS700-4      
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