The Aquazone 50PSH Water-Cooled Horizontal Water Source Heat Pump is a high-efficiency heating and cooling system that utilizes the thermal energy of water to provide comfortable indoor temperatures year-round. This model is designed for horizontal installation and can produce up to 50,000 BTU/hr of heating and cooling power.

One of the key benefits of the Aquazone 50PSH is its water-cooled design, which allows for the transfer of heat energy more efficiently than air-cooled systems. This is achieved by using water as a heat exchanger to transfer heat to or from the indoor air rather than relying on air-to-air heat exchangers. The water-cooled design also reduces the amount of noise generated by the system, making it a good option for installations in sensitive areas.

The Aquazone 50PSH uses a scroll compressor, a type of compressor that uses two spiral-shaped elements that rotate around a central shaft to compress the refrigerant. Scroll compressors are known for their high efficiency and reliability, making them a popular choice for heat pumps.

This particular model also features a variable-speed compressor, which allows the unit to adjust its cooling and heating output based on the needs of the space.

The Aquazone 50PSH is also equipped with a number of safety features to protect the system and the occupants of the building. For example, it includes a high and low pressure switch, which will shut down the system if the refrigerant pressure becomes too high or too low. It also includes a freeze protection feature, which will shut down the system if the temperature of the water in the heat exchanger falls below a certain level.

Another benefit of the Aquazone 50PSH is its ability to provide heating and cooling, making it a versatile option for many applications. It can be used in various settings, including commercial buildings, schools, and hospitals.

The unit can also be connected to various water sources, including wells, lakes, and rivers, making it a suitable option for both urban and rural installations.

In terms of maintenance, the Aquazone 50PSH requires regular cleaning of the heat exchanger coils and filters, along with the replacement of the compressor oil and the refrigerant. However, it is designed to be easy to service and maintain, with easy access to all internal components. The unit also comes with detailed instructions and a user manual, making it easy for homeowners and technicians to understand and troubleshoot any issues.

Overall, the Aquazone 50PSH Water-Cooled Horizontal Water Source Heat Pump is a high-efficiency, versatile and reliable system that can provide heating and cooling. Its water-cooled design makes it more efficient and quieter than air-cooled systems. In contrast, its variable-speed compressor, safety features, and easy maintenance make it an excellent option for many applications.

Performance Features

Capacities of 1/2 to 6 tons
EERs up to 28.8
Puron® non-ozone depleting R-410A refrigerant
Fan motor options:
- Constant Airflow ECM (electronically controlled motor)
- Constant torque ECM
- PSC
Scroll compressor (sizes 024-070) or rotary compressor (sizes 007-018) mounted on computer-selected vibration isolation.
Water loop (boiler/tower and ground loop/water) application use with an operating temperature range of 20° to 110°F
Extended range package for open loop and geothermal applications (factory-installed option) with an operating temperature range of 25° F to 110°F
Fully insulated unit with acoustic-type insulation
Hot Gas Reheat
Equipped with a performance monitor to ensure efficient heat pump operation
TXV (thermostatic expansion valve) controlled
Copper or cupronickel heat exchanger
Hot gas bypass
Mute package for applications requiring especially low noise levels
MERV 8 and MERV 13 filters
Electrical disconnect
5, 10, 15, and 20 kW electric reheat
Exceeds ASHRAE 90.1 performance requirements
ARI/ISO 13256-1 Certified

Reliability Features

Galvanized steel construction
Stainless steel, coated, and insulated condensate pan
Tin-Electro-Plated Copper Tubing /w Aluminum Fin coils for corrosive environments
Two-way motorized control valve available for open-type systems or variable speed pumping
Reversing valve (4-way), water-to-refrigerant coaxial coil, and enhanced aluminum fin/rifled copper tube refrigerant-to-air heat exchanger standard
Microprocessor control with DDC (Direct Digital Controls) options
CSA and ETL certified