Which aspect is crucial for the energy savings provided by a heat recovery system supported by Pump 5?

The aspect that is crucial for the energy savings provided by a heat recovery system is temperature control. Effective temperature control ensures that the heat recovery system operates efficiently, allowing it to reclaim and utilize waste heat from processes or systems that would otherwise be lost. By maintaining optimal temperatures, the system can operate within its designed parameters, maximizing energy efficiency and reducing the overall energy consumption of the facility.

When temperatures are well-regulated, it allows for better exchanges in heat recovery, leading to significant energy savings because less auxiliary heating or cooling is needed to keep the system within desired thermal conditions. This aspect also contributes to reducing equipment wear and tear, as avoiding temperature fluctuations can lead to a more stable and reliable operation over time.

In contrast, while system pressure, water quality, and pump size are important factors in the overall performance of a pump and its associated systems, they do not directly impact the core principle of energy savings achieved through heat recovery in the same way that temperature control does.