For the large ammonia systems, ammonia recirculation packages can be designed for
single point or multiple ammonia air units. Single or dual pumps systems include automatic
refrigerant make up, sight glass, isolation valves and controls.
Any TEMPEST package can include insulation.
Single operation or redundant pumps
Automatic level column controls maintain wetted suction for pump. Electronic variable level control, or high/low, each provided with
back up high level alarm control