What is the primary water source for a water-cooled recovery unit's condensing coil?

The primary water source for a water-cooled recovery unit's condensing coil is typically the local municipal water supply. This is because municipal water systems are designed to provide a reliable flow of water that meets health and safety standards, ensuring efficient operation of cooling systems.

Using municipal water provides a consistent supply with adequate pressure and temperature control, which are essential for the proper functioning of the condensing coil. These coils require a steady flow of cool water to absorb heat from the refrigerant, thus enabling the refrigerant to condense and return effectively to the cycle.

While other sources like well water, rainwater harvesting systems, or reclaimed water could potentially be used in certain applications, they may not always provide the consistency, safety, or regulatory compliance found with municipal sources. For instance, well water may have high mineral content or varying temperatures that can affect its efficiency, while rainwater systems depend on climatic conditions for availability. Reclaimed water might not meet the necessary purity standards, especially in applications involving HVAC and refrigeration where direct contact with the refrigerant or components could lead to contamination.

In summary, the local municipal water supply is the most reliable and practical source for water-cooled recovery unit condensing coils due to its consistent quality and availability.