... from 5HP to 50HP, 2~6 compressor to be shunt-wounded Save investment, to reduce first-time equipment investment;Save power ... ;Far-flung field of application, total power from 6HP to 420HP, refrigeration temperature from 12.5 Automatic processing balances, rapidly ... equipped oil level controller, efficiently proof compressors from oil metamorphoses pollution; Compressors from 5HP to 50HP, 2~6 compressor ...