54,000 BTU LG Scroll Compressor, 460V, ABA054WAB

Quiet Start-up and Shut-down: Sound is minimized by a check valve in the discharge port of the scroll sets Discharge Temperature Protection (DTS): External thermal sensor protects against excessively high scroll temperatures Internal Pressure Relief (IPR): Relief valve opens at very high internal pressures protecting the unit Internal Motor Overload Protection (OLP): Thermal switch senses high temperature of the compressor motor windings