The present invention relates to a vacuum pump multi - stepped dry type comprising a plurality of stages of the pump (ta, t1, t2, t3, t4, tr) comprising respectively an input (7) and an output (8), the pumping stages (ta, t1, t2, t3, t4, tr) being mounted in series between a suction inlet (4) and an outlet (5) of the vacuum pump, characterized in that the vacuum pump further includes at least one module of the load shedding configured to divert a pumping stage (ta, t1, t2, t3, t4, tr) load-shedding the said module being arranged in the upper part of the vacuum pump, the side of the input (7) of the pumping stage (ta, t1, t2, t3, t4, tr).
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