Compact screw compressors for operation with standard refrigerants and Propane, including versions optimised for R134a and R1234. 5 specific ranges and a total of 86 models offer displacements from 118 to 1540 m3/h and motor powers in the 40-420HP range. A wide spectrum of applications and conditions are catered for, including chillers, heat pumps, refrigeration and flooded systems. SRMTEC offers elevated efficiency levels, with high efficiency and ultra-efficient models, as well as versions with an internal frequency inverter, a unique configuration first developed on SRMTEC compressors. Customer specified Vi control ensures further efficiency gains, and all models are suitable for variable frequency drive; RS5 uniquely features automatic continuous Vi control. Thanks to an extensive range of configurations, options and accessories, SRMTEC solutions perfectly cover all customer requirements.