11 recirculating chillers, industrial refrigeration systems, consisting of a compressor, condenser, evaporator, and circulation pump; Centralized heating, ventilating, and air-conditioning systems, consisting of a compressor, fan blower, condenser, and evaporative coil; portable/modular heating, ventilating, and air-conditioning systems, consisting of a compressor,fan blower, condenser, and evaporative coil