
Zr Series Emerson Copeland Scroll Compressor. Superior Efficiency: Nearly 100% volumetric efficiency ensures high heat pump capacity. Outstanding Reliability: Features fewer moving parts and internal motor protection against high temp and current. Low Noise Operation: Operates five decibels quieter than piston compressors with very low gas pulsation. Simplified System Design: Unique unload start feature requires no start capacitors or relays. Reduced Component Needs: Crankcase heater or accumulator not required in most applications. Wide Selection Scope: Available in 1.5HP to 15HP range with 1-phase and 3-phase models. Advanced Liquid Handling: Compliance feature offers unprecedented liquid handling capability. Online Support Warranty: Comes with online support service and warranty coverage.