Product Information

RKKA Series:   Gas / Electric RKKA Series: 3 Through 7.5 Ton Self-Contained Gas/Electric Unit All models feature Copeland® Scroll® compressors offering maximum reliability, efficiency, and quiet operation. The 6 and 7.5 ton [10.6 & 26.4 kW] model features two-stage cooling. Aluminized steel heat exchanger with in-shot burners helps eliminate corrosion. Stainless steel heat exchangers optional. Integrated blower/burner control board with built-in diagnostic capability permits on-site trouble shooting. One-piece top over the indoor section with drip lip, drawn painted base pan, and 1" [25.4 mm] raised flanges for supply/return air connections provides superior water management. Convertible horizontal and vertical airflow design allows maximum field flexibility and minimizes inventory requirements. Standard full perimeter forkable 14 gauge base rail with lifting holes for easier maneuvering and installations. Factory installed one-inch [25.4 mm] throw away filter with provisions for two-inch [50.8 mm] filter and two-inch [50.8 mm] filters for 7.5 ton [26.4 kW] models. Direct or belt drive options to accommodate a wide range of design conditions as high as 1.5 inches [.37 kPa] of external static pressure. 6 & 7.5 ton [10.6 & 26.4 kW] models available with belt drive only. Easily removable filter, blower, gas heat, and compressor/control access panels permits prompt service. Number and color coded wiring helps facilitate service and maintenance. Common cabinet and components allows for installation flexibility and fewer parts to inventory. Standard freezestat control offers evaporator coil freeze protection. (Optional for 7.5 ton [26.4 kW] models). Standard high and low pressure controls on high efficiency models and a factory or field installed option on standard efficiency models. Externally mounted refrigerant gauge ports for easy service diagnostics. Side and base electric power and gas connection entry helps minimize roof penetrations. Quick assembly common roof curbs helps save field labor and maximize size flexibility. Easy to install, plug-in, slip-in, 100% fully modulating economizers. Quality powder paint finish offers long lasting protection against extreme weather conditions and is able to withstand 1000 HR salt spray test.