增压器为液压切链器在采用液压泵站切割链条时的加压工具，当系统压力在切割链条时衰减到22巴以下时且切割∅48mm链条时宜选用3倍增压的增压器。

Supercharger for hydraulic cutter

Supercharger is a pressure increase equipment coping with hydraulic pump for cutting the chain .When the pressure decrease below 22 bar in cutting the chain in 48mm,supercharger with increasing ratio 1:3 is preference.