Engineer around Mersen A70QS450-4 as a 450A 700V high-speed semiconductor fuse rated 700 VAC / 700 VDC. Its bolted blade configuration is intended for motor drives and related protection work. Use the ratings to confirm a like-for-like replacement.
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Engineer around Mersen A70QS450-4 for applications that call for a 450A 700V high-speed semiconductor fuse with a 700 VAC / 700 VDC rating. The bolted blade version is specified with 200 kA AC / 100 kA DC interrupting capability and is suited to motor drives, ups, inverter, power electronics. Use the ratings to confirm a like-for-like replacement. FuseStock keeps the manufacturer reference and series data together for technical comparison and sourcing.
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