| CPC H01H 33/664 (2013.01) | 7 Claims |

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1. A short-circuit current limiter, comprising:
a vacuum switch with switching contacts connected in a main current path;
a current-limiting unit connected in parallel with said vacuum switch in a commutation current path;
said switching contacts having contact pieces formed with a material selected such that a mean value of a chopping current is at least 8 amperes.
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