Optimised for parallel operation. High system output. Optimal capacity adjustment and minimal energy requirements under full- and part-load. Combination of various compressor sizes. Robust design. Large bearings. Large built-in motor. BEconomiser...
 Economiser Mode. Capacity Control. Oil Level Control. Adjustment of the internal volume ratio (under full- and part-load) based on the extended range of applications. Reduction of internal flow losses. Optimisation of the oil management system....