The KR/KF series scroll compressors adopt PDV intelligent exhaust technology and two-stage exhaust valve design, which significantly improves the partial load energy efficiency while effectively widening the operating range. The flexible use of liquid injection valve and jet enthalpy increase technology makes system design and engineering application easy. Many excellent features of SECWAY®️ scrolls, such as compact structure, smooth operation and stable and reliable operation, are also fully reflected in this series of products.