Copeland scroll compressor ZR series of flexible features: 1, high energy efficiency: energy efficiency on the market the most advanced piston compressor is higher by 12%. 2, outstanding reliability: fewer moving parts, axial and radial Copeland patented flexible design provides the ability to hit unprecedented resistance and tolerance to impurities in the liquid. 3, built-in motor short-circuit device: can effectively protect the motor from damage of high temperature and high currents. 4, low noise / low exhaust pulse: the noise level is lower than the piston compressor 5 db or more. 5, simplify system design: unique design of the single-phase start unloaded compressor start without starting capacitor / relay in most applications without oil heater and a gas-liquid separator nearly 100% volumetric efficiency to bring this extraordinary heating capacity series has covered a wide range of applications from ZR series Copeland Compliant Scroll Compressor 1.5HP to 30HP of parameters.