TJ Series from Carrier Corp. provides electric cooling and gas heating. Available in models rated at 15, 18, 20 and 25 nominal tons, the units arrive assembled, charged and tested. Net cooling capacity ranges from 176,000 to 268,000 BTU/hr. Each unit has two scroll compressors, and refrigerant flow is controlled by separate thermal expansion valves.
March/April 2000, RS# 303